Answer:
Step-by-step explanation:
5(2w - 3)
10w - 15
factor and solve
x^2-4x=5
Let’s solve the equation x^2 - 4x = 5 by factoring:
First, we’ll move all the terms to one side of the equation:
x^2 - 4x - 5 = 0
Now, we’ll factor the left side of the equation. We’re looking for two numbers that multiply to -5 and add to -4. Those numbers are -5 and 1. So we can write:
(x - 5) (x + 1) = 0
Now we’ll use the zero-product property to solve for x. This property states that if the product of two numbers is zero, then at least one of the numbers must be zero. So we have:
x - 5 = 0 or x + 1 = 0
Solving each equation separately, we find that x = 5 or x = -1.
So, the solutions to the equation x^2 - 4x = 5 are x = 5 and x = -1.
In need of more help I’m thankful for the answers you all have helped me with I need to pass
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\(g(x) = | \frac{1}{5}x | \\ \)
Thus the correct answer is (( B )) .
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Three quarters of a number is 27. What is two ninths of the number?
Answer:
8
Step-by-step explanation:
let x be the number , then
\(\frac{3}{4}\) x = 27 ( multiply both sides by 4 to clear the fraction )
3x = 108 ( divide both sides by 3 )
x = 36
the number is 36, so
\(\frac{2}{9}\) × 36 = 2 × 4 = 8
The two ninths of the number is 8
We know that Three quarters of a number is \(\frac{3}{4}\) times of a number
Hence we will assume the number x ,
\(\frac{3}{4} of x = 27\)
\(x = 27 X \frac{4}{3}\)
\(x = 36\)
Now as we know the number is 36
Therefore , the two ninths of the number assumed as y
We will multiply the number 36 by 2 and then divide by 9
Hence,
\(y = 36 X \frac{2}{9}\)
\(y = 8\)
Thus, the two ninths of the number 36 is 8
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The owner of a local movie theater keeps track of the number of tickets sold in each purchase. The owner determines the probabilities based on these records. Let X represent the number of tickets bought in one purchase. The distribution for X is given in the table. A 2-column table with 5 rows. Column 1 is labeled number of tickets with entries 1, 2, 3, 4, 5. Column 2 is labeled Probability with entries 0.17, 0.55, 0.20, 0.06, 0.02. Which of the following correctly represents the probability of a randomly selected purchase having at most three tickets? P(X ≤ 3) P(X < 3) P(X ≥ 3) P(X > 3)
Considering the given discrete probability distribution, the probability of a randomly selected purchase having at most three tickets is P(X ≤ 3) = 0.92.
What is the discrete probability distribution for this problem?From the table, the distribution for the number of tickets bought in the purchase is given by:
P(X = 1) = 0.17.P(X = 2) = 0.55.P(X = 3) = 0.20.P(X = 4) = 0.06.P(X = 5) = 0.02.The probability of a randomly selected purchase having at most three tickets is:
P(X ≤ 3) = P(X = 1) + P(X = 2) + P(X = 3) = 0.17 + 0.55 + 0.20 = 0.92.
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Inscribe a circle in a unit square and to r= 1000 random.
a. Suppose that 760 of those darts land in the circle.
b. What would our estimate be if we let n â oo and we applied the same ratio strategy?
Step-by-step explanation:
area of square = 1
area of a circle in square = \(\pi r^2 = \pi *(1/2)^2 = \frac{\pi }{4}\)
bu estimate \(p^ = X/n = 760/1000 = 0.76
Therefore,
\(\frac{\pi }{4} \approx 0.76\)
\(\pi \approx 0.76*4 =3.04\)
b) if n tend to infinity
\(\pi will approach 3.14\)
Answer:
uvfhmfa
Step-by-step explanation:
The time it takes glyceraldehyde-3-phosphate dehydrogenase to convert aldehyde to carbolic acid follows a normal distribution with a mean of 19 milliseconds and standard deviation of 4.04 milliseconds.
a) What is the probability that it will take glyceraldehyde-3-phosphate dehydrogenase between 15 milliseconds and 20 milliseconds to convert aldehyde to carbolic acid?
b) What is the probability that it will take glyceraldehyde-3-phosphate dehydrogenase more than 20 milliseconds to convert aldehyde to carbolic acid?
c) What is the probability that it will take glyceraldehyde-3-phosphate dehydrogenase less than 15 milliseconds to convert aldehyde to carbolic acid?
For each probability, transform the normal random variable X with mean 19 and s.d. 4.04 to a standard normal random variable Z with mean 0 and s.d. 1, using the rule
Z = (X - 19) / 4.04
(a) Pr[15 ≤ X ≤ 20] = Pr[(15 - 19)/4.04 ≤ (X - 19)/4.04 ≤ (20 - 19)/4.04]
… ≈ Pr[-0.9901 ≤ Z ≤ 0.2475]
… ≈ Pr[Z ≤ 0.2475] - Pr[Z ≤ -0.9901]
(since Z is a continuous random variable)
… ≈ 0.4367
(b) Pr[X > 20] = Pr[(X - 19)/4.04 > (20 - 19)/4.04]
… ≈ Pr[Z > 0.2475]
… ≈ 1 - P[Z ≤ 0.2475]
(taking the complement probability)
… ≈ 0.4023
(c) Pr[X < 15] = 1 - Pr[15 ≤ X ≤ 20] - Pr[X > 20]
(also taking the complement)
… ≈ 0.1611
Marci and Jennifer each own 50% of the stock of Lavender, a C corporation. After paying each of them a "reasonable" salary of $125,000, the taxable income of Lavender is normally around $600,000 (at the 21% tax rate level). The corporation is about to purchase a $2,000,000 shopping mall ($1,500,000 allocated to the building and $500,000 allocated to the land). The mall will be rented to tenants at a net rent income (that is, includes rental commissions, depreciation, and so forth) of $500,000 annually. Marci and Jennifer will contribute $1,000,000 each to the corporation to provide the cash required for the acquisition. Lavender's CPA has suggested that Marci and Jennifer purchase the shopping mall as individuals, lease it to Lavender for a fair rental of $300,000, and have Lavender rent the mail to the tenants. Both Marci and Jennifer are in the 32% tax bracket. The acquisition will occur on January 2, 2019. Deductible depreciation on the shopping mall for the year is $37,000 a. If Lavender acquires the shopping mall, what will be the corresponding tax liability related to the net rent income? b. If Marci and Jennifer acquire the shopping mall and lease it to the corporation, their combined corresponding tax liabilities would be Lavender's corresponding tax liability under this scenario would be $
a) If Lavender acquires the shopping mall, the corresponding tax liability related to the net rent income is $ 500000.
b) If Marci and Jennifer acquire the shopping mall and lease it to the corporation, their combined corresponding tax liabilities $135478 Lavender's corresponding tax liability under this scenario would be $ 160230
Marci and Jennifer each own 50% of the stock of Lavender.
reasonable" salary of Marci = $125,000
taxable income of Lavender = $600,00
Corporation is about to purchase = $2,000,0000
A net rent income (that is, includes rental commissions, depreciation, and so forth) of $500,000 annually.
(a) The corresponding tax liability related to the net rent income = $ 500000
As there are no expenses and it is the net income, so rental income = $ 500000
(b) Combined tax liabilities of Marci & Jennifer :
Total salary $ 125000× 2= $ 250000
Rental income = $ 300000
less: deduction= $ 24000
Total income = $ 526000
The above table represents the taxable income and tax rates.
tax liability= $ 135478
Lavender's tax liability :
Income = $ 600000
less: rent paid = $ 300000
depreciation= $ 37000
add: rent received= $ 500000
Total income = $ 763000
Tax liability= 21 % of 763000= $ 160230
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6
Ms. Banks walks at about 3 feet per second. How many miles per day could she travel.if she walked without
taking a break?
1
0.81 miles per day
16.36 miles per day
49.09 miles per day
2.04 miles per day
Answer:
49.09 miles per day
Step-by-step explanation:
There are 5,280 feet in one mile.
There are 60 seconds in one minute.
3 * 60 = 180 feet per minute
There are 60 minutes in one hour.
180 * 60 = 10,800 feet in one hour.
There are 24 hours in one day.
10,800 * 24 = 259,200 feet per day.
Divide to find how many miles she can walk.
259,200 / 5,280 = 49.09 miles
Best of Luck!
List the potential rational zeros of the polynomial function. Do not find the zeros.f(x) = -4x^4 + 2x^2 - 3x + 6A± , ± , ± , ± , ± 1, ± 2, ± 3, ± 4, ± 6B± , ± , ± , ± , ± 1, ± 2, ± 3, ± 6C± , ± , ± , ± , ± , ± 1, ± 2, ± 4D± , ± , ± , ± , ± , ± 1, ± 2, ± 3, ± 6
Answer:
±1,±2,±3 and ±6
Explanation:
We make use of the Rational Zero theorem below:
If a polynomial has integer coefficients, then every rational zero of f(x) has the form p/q where p is a factor of the constant term and q is a factor of the leading coefficient.
Given the function:
\(f\mleft(x\mright)=-4x^4+2x^2-3x+6\)The steps to follow are given below.
Step 1: Determine all factors of the constant term and all factors of the leading coefficient.
The constant term is 6: Factors are ±1,±2,±3 and ±6
The leading coefficient is -4: Factors are ±1,±2, and ±4.
Step 2: Determine all possible values of p/q.
\(\begin{gathered} \frac{p}{q}=\pm\frac{1}{1},\pm\frac{2}{1},\pm\frac{2}{2},\pm\frac{3}{1},\pm\frac{6}{1},\pm\frac{6}{2} \\ =\pm1,\pm2,\pm1,\pm3,\pm6,\pm3 \\ =\pm1,\pm2,\pm3,\pm6 \end{gathered}\)Therefore, the potential zeros are: ±1,±2,±3 and ±6.
Y=-2/3x+4 Solve for x
Answer:
answer should be x = -3y/2 + 6
hope it helps :D
which of the following represents the graph of f(x) = 2^x
The graph of f(x) =\(2^{x}\) is an increasing function, meaning that as x increases, the value of f(x) also increases.
What is graph?Graph is a data structure that consists of nodes (vertices) and edges. A graph is used to represent relationships between objects, such as a network of roads or a social network. Graphs can be directed (with arrows going in one direction) or undirected (with no direction). Graphs can be weighted (with values assigned to edges) or unweighted (without values). Graphs are used in many areas, including computer science, mathematics, machine learning, and engineering.
The graph of f(x) =\(2^{x}\) is a exponential graph that has a vertical asymptote of y = 0 and a horizontal asymptote of x = infinity. Its graph is shown in the figure below:
(Graph of f(x) = \(2^{x}\))
The graph of f(x) = \(2^{x}\) is an increasing function, meaning that as x increases, the value of f(x) also increases. As x approaches negative infinity, the value of f(x) approaches 0. As x approaches positive infinity, the value of f(x) approaches infinity.
The domain of f(x) = \(2^{x}\) is the set of all real numbers, and the range of this function is the set of all positive real numbers. The graph of this function has no local minima or maxima, and it is continuous everywhere.
This graph is useful in many areas of mathematics, such as calculus, probability, and statistics. It is also used in physics and engineering to model exponential growth and decay.
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Kaitlyn is mowing her lawn. The lawn has an area of 5,625 square feet. She can mow about 75 square feet each minute. Which equation represents the amount of lawn, y, that Kaitlyn still has left to mow after x minutes?
A) y = 5,625 – 75x
B) y = 5,625 (x – 75)
C) y = 5,625 + 75x
D) y = 5,625 (75 – x)
Question 1)A line with slope = 6 that passes through the point (3, 1) written in point-slope form is
The equation of a line in slope-intercept form is given as
\(y-y_1=m(x-x_1)\)The slope of the line is 6
Hence, m = 6
Since the line passes through the point (3, 1)
Hence,
\(x_1=3,y_1=1\)Substitute the values into the equation
This gives
\(y-1=6(x-3)\)Simplify the equation
\(\begin{gathered} y-1=6x-18 \\ y=6x-18+1 \\ y=6x-17 \end{gathered}\)Therefore, the equation of the line is
\(y=6x-17\)if you double a number and then add 36, you get 4 over 11 (4/11) of the original number,
what is the original number?
Answer:
The original number is -22
Step-by-step explanation:
We'll label our mystery number x.
2x + 36 = 4x/11
Multiply both sides by 11
4x = 22x + 396
Isolate x to one side (for this I subtract 4x from both sides, but you can also subtract 22x if you'd like)
0 = 18x + 396
Isolate x pt 2
18x = -396
Divide both sides by 18 to find your answer!
x = -22
Plug in to confirm
-44 + 36 = -88/11S
8 = 8
find the equation of the graph
The equation of the function shown in the graph is y = 2sin(-4x) - 2 after applying the transformation.
What is sin function?It is defined as a function that is sinusoidal in nature, and it has a domain of all real numbers and lies between the [a, a ]where is the amplitude of the function.
As we know,
The standard form of the sin function is:
y = asin(bx) + c
From the graph, we get the values of a, b, and c
Or
On applying a transformation to the function:
y = sinx
y = 2sinx (function will strech vertically)
y = 2sinx - 2 (function will shift down by 2 units)
y = 2sin(-4x) - 2 ( function will reflect and shrink by factor 4)
Thus, the equation of the function shown in the graph is y = 2sin(-4x) - 2 after applying the transformation.
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Ayuda operaciones y respuesta es para ahora
The perimeter of the given window is 48 centimeter.
From the given figure,
Perimeter of window = 2(Length+Breadth)
= 2(10+14)
= 2×24
= 48 centimeter
Perimeter of house = 2(Length+Breadth)
= 2(37+35)
= 2×72
= 144 centimeter
Perimeter of roof = 2(Length+Breadth)
= 2(37+5)
= 2×42
= 84 centimeter
Therefore, the perimeter of the given window is 48 centimeter.
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Use this pattern when a binomial
can be written as the square of
one number minus the square of
another number.
4x² - 49 = (2x-7)(2x + 7)
a² + 2ab + b² = (a + b)²
The square of a binomial, when the binomials are subtracted, is defined as follows:
(a - b)² = a² - 2ab + b².
How to obtain the square of a binomial?When the two binomials are added, the square is given as follows:
(a + b)².
Expanding the square, we have that:
(a + b)² = (a + b) x (a + b).
(a + b)² = a² + ab + ab + b².
(a + b)² = a² + 2ab + b².
Which is the result presented in this problem.
Now, when the binomial has a minus sign, involving a subtraction, the pattern is obtained as follows:
(a - b)² = (a - b) x (a - b).
(a - b)² = a² - ab - ab + b².
(a - b)² = a² - 2ab + b².
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LM is 11x-21 MN is 8x+15
Answer:
If you are asking me to combine the expressions, then we can combine like terms to get 19x-6
Step-by-step explanation:
A seamstress needs 9yards of fabric to make drapes. How many meters of fabric should be purchased.
Answer:
8.2296 meters of fabics to make drapes.
solve for x in the equation x2+6x-6=10
Answer:
Step-by-step explanation:
\(x^{2} + 6x-6= 10\\x^{2} +6x-16=0\\x^{2} -2x+8x-16=0\\x(x-2)+8(x-2)=0\\(x-2)(x+8)=0\\x = 2\\or\\x = -8\)
Answer:
X = 2 and X = -8
Step-by-step explanation:
X2 + 6X - 6-10 = 0 ....... when +10 pass the equality sign it will become -10
X2 + 6X -16 =0
here we need to find if there are two numbers there sum is +6 and there product is -16.
here we need to find if there are two numbers there sum is +6 and there product is -16.The two numbers are -2 and +8
-2+8= +6
-2*8= -16
( X - 2 ) * ( X + 8 ) =0
X - 2 = 0 ...... when -2 pass equality sign it will become+2
X = 2
X + 8 =0 ..... when +8 pass equality sign it will become -8
X = -8
Increase 2,400 by 5%
Increasing 2400 by 5% gives us 2520
we can increase the value by using the formula:
\(initial value+ percentage increase *initial value\) = increased percentage
in the aforementioned question we have
initial value = 2400
percentage increase = 5%
thus we can find out the increased percentage by:
2400 + 2400 X (5/100)
=2400 + 120
=2520
the value by which 2400 is increased is 120
to arrive at the increased value which is 2520
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Are there any linear quantities in the chart shown? And if so, what is the slope of said pairs?
The chart does not represent a linear quantity
How to determine if there are linear quantities in the chart shown?From the chart, we have the following coordinates
(x, y) = (0.10, 0.14), (0.50, 0.32), (1.00, 0.46), (1.70, 0.59) and (2.00, 0.63)
To determine if the chart is a linear quantity, we simply calculate the slope using the coordinates.
The slope is calculated as:
m = (y2 - y1)/(x2 - x1)
So, we have:
m = (0.32 - 0.14)/(0.50 - 0.10) = 0.45
m = (0.46 - 0.32)/(1.00 - 0.50) = 0.28
In the above computations, the calculated slopes are not equal
Hence, the chart does not represent a linear quantity
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Consider the following figure.
(Note that the figure is not drawn to scale.)
20°
L
47°
89°
Order the side lengths IK, KL, IJ, IL, and LJ from least to greatest.
The side lengths from least to greatest as follows:
IK < KL < IJ < IL < LJ
To order the side lengths IK, KL, IJ, IL, and LJ from least to greatest, we can analyze the given figure.
Since the figure is not drawn to scale, we cannot determine the exact lengths of the sides. However, we can make some observations based on the given angles.
Let's analyze the angles:
Angle L: Since angle L is marked as 47°, we know that side KL is the shortest side, as it is opposite to the smallest angle in a triangle.
Angle I: Since angle I is marked as 20°, we can infer that side IJ is longer than side IK, as it is opposite to a larger angle.
Angle LJ: Since angle LJ is marked as 89°, we can conclude that side LJ is the longest side, as it is opposite to the largest angle in the triangle.
Based on these observations, we can order the side lengths from least to greatest as follows:
IK < KL < IJ < IL < LJ
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Choose the equation for the graph. A two-dimensional graph with an x-axis and a y-axis is given. Two straight lines, one passing through co-ordinates (-4,0) and (-5,3) and the other passing through the co-ordinates (-4,0) and (-1,3). A. y = 3|x + 4| B. y = 2|x + 1| C. y = 12 |x – 1|
The answer is A. y = 3|x+4|.
Which is a two-dimensional graph?
A graph with data expressed on both the x-axis and the y-axis is said to be two-dimensional.
The two lines pass through the points (-4,0) and (-5,3), and (-4,0) and (-1,3), respectively. Both lines have a slope of (3-0)/(-5+4) = 3 and (3-0)/(-1+4) = 1, respectively. Therefore, the equations for the lines can be written as:
y = 3(x+4) and y = x+3
To find the equation for the graph that represents both lines, we need to use the absolute value function to combine the two equations. The equation for the graph is:
y = |3(x+4)| + |x+3|
Simplifying this equation, we can write it as:
y = 3|x+4| + |x+3|
Therefore, the answer is A. y = 3|x+4|.
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ASAP Solve by completing the square. 4x2+4x−5=0
A. x=−1±26√2
B. x=1±6√2
C. x=1±26√2
D. x=−1±6√2
Using the method of completing the square we have been able to show that the roots are; (-1 ± √6)/2
How to complete the square of quadratic equations?We are given the quadratic equation;
4x² + 4x - 5 = 0
Step 1; Divide through by 4 to get;
x² + x - ⁵/₄ = 0
Step 2; Keep x terms on the left and move the constant to the right side
by adding it on both sides to get;
x² + x = ⁵/₄
Step 3; Take half of the term and square it then add the result to both sides to get;
x² + x + ¹/₄ = ⁵/₄ + ¹/₄
Step 4; Rewrite the perfect square on the left;
(x + ¹/₂)² = ³/₂
Step 5; Take the square root of both sides to get;
(x + ¹/₂) = ±√³/₂
Step 6; Subtract 1/2 from both sides and simplify to get;
(-1 ± √6)/2
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In the picture, point C is a point of tangency.158AEDA =DE=
we have that
If point C is a point of tangency
then
triangle ACD is a right triangle
so
Applying Pythagorean Theorem
DA^2=AC^2+CD^2
we have
AC=8 units
CD=15 units
substitute
DA^2=8^2+15^2
DA^2=64+225
DA^2=289
DA=17 unitsPart 2
Find DE
we have that
DA=DE+EA ------> by addition postulate theorem
we have
DA=17 units
EA=AC=8 units
substitute
17=8+DE
DE=9 unitsA salesperson’s commission rate is 6%. What is the commission from the sale of $33,000 worth of furnaces? Use pencils and paper. Suppose sales would double. What would be true about the commission? Explain without using any calculations.
The commission for the sale of $33000 worth of items at 6 percent is $1980 and if the sale doubles than the commission would be $3960
How to solve for the commissionGiven that the commission rate is 6%
If the sales done is 33000 dollars then the commission received by the agent would be:
33000 * 0.06 = 1980
Now if the sale doubles we would have 33000 x 2
= 66000 dollars
then the commission received would be
66000 x 0.06
= $3960
Hence we would say that the commission for the sale of $33000 worth of items at 6 percent is $1980 and if the sale doubles than the commission would be $3960
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Find the value of y
95
15
19
85
Answer:
im only doing this bc im forced to
Answer:
19
Step-by-step explanation:
180-85 = 5y
5y = 95
y = 19
An air traffic controller is tracking two planes. To start, Plane A is at an altitude of 2775 feet and Plane B is just taking off. Plane A is gaining altitude at 25.25 feet per second and Plane B is gaining altitude at 80.75 feet per second.
When the planes are at the same altitude after 48 seconds, they will be at an altitude of 4014 feet.
Let's assume that after t seconds, Plan A will be at an altitude of A and Plan B will be at an altitude of B. We want to find the value of t when A = B.
We can use the following equations to model the altitude of each plane after t seconds:
A = 2172 + 35.25t
B = 80.5t
We can set A equal to B and solve for t:
2172 + 35.25t = 80.5t
Subtracting 35.25t from both sides, we get:
2172 = 45.25t
Dividing both sides by 45.25, we get:
t = 48 seconds (rounded to the nearest second)
Therefore, the planes will be at the same altitude after 48 seconds.
To find the altitude they will be at, we can substitute t = 48 into either of the altitude equations. Let's use the equation for Plan A:
A = 2172 + 35.25t
A = 2172 + 35.25(48)
A = 4014 feet
Correct Question :
An air traffic controller is tracking two planes. To start, Plan A is at an altitude of 2172 feet and Plan B is just taking off. Plan A is gaining altitude at 35.25 feet per second and Plan B is gainnig altitude at 80.5 feet per second.
How many seconds will pass before the planes are at the same altitude?
What will their altitude be when they're at the same altitude?
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Please help will mark Brainly
Answer: B and D
Step-by-step explanation:
y-4 = 2/3 (x-1)
y = 2/3 x - 2/3 + 4
y = 2/3 x - (-10)/3
y= 2/3x + 10/3
10/3 = 3 1/3
so the answers are B and D.