Step-by-step explanation:
Hsjsisusshskakaisussgsgshwuiwiwiwjwhgwywuwoqoajgsgsuwiwow
Simplify the following expression.
Answer:
\( \huge{ \boxed{ \sf{ \frac{1}{64} }}}\)
Step-by-step explanation:
\( \star{ \sf{ \: \: \: {4}^{ - \frac{11}{3} } \div {4}^{ - \frac{2}{3} } }}\)
\( \underline{ \: \text{Remember!}} : \) If \( \sf{ {x}^{a} \: and \: {x}^{b} }\) are two algebraic terms , then their quotient is given by \( \sf{ {x}^{a} \div {x}^{b} = {x}^{a - b} } \)
i.e To divide two terms with the same base, the power of divide is subtracted from the power of the dividend and the same base is taken.
\( \mapsto{ \sf{ {4}^{ - \frac{11}{3} - ( - \frac{2}{ 3}) } }}\)
\( \sf{We \: know \: that : ( - ) \times ( - ) = ( + )}\)
\( \mapsto{ \sf{ {4}^{ - \frac{11}{3} + \frac{2}{3} } }}\)
Now, Simplify : -11/3 and 2/3
While performing the addition or subtraction of like fraction, you just have to add or subtract the numerator respectively in which the denominator is retained same.
\( \mapsto{ \sf{ {4}^{ \frac{ - 11 + 2}{3} } }}\)
\( \underline{ \text{Remember!}} : \) The negative and positive integers are always subtracted but posses the sign of the bigger integer
\( \mapsto{ \sf{ {4}^{ \frac{ - 9}{3} } }}\)
Divide -9 by 3
\( \mapsto{ \sf{ {4}^{ - 3} }}\)
\( \underline{ \text{Remember!}} : \) If \( \sf{ {a}^{ - m}} \) is an algebraic term , where m is a negative integer , then
\( \sf{ {a}^{ - m} = \frac{1}{ {a}^{m} } }\)
\( \mapsto{ \sf{ \frac{1}{ {4}^{3} } }}\)
Evaluate the power : 4³
\( \mapsto{ \sf{ \frac{1}{64} }}\)
Hope I helped!
Best regards!:D
~\( \text{TheAnimeGirl}\)
1)
If a bag contains 18 red, 6 yellow, 24 blue, and 8 white balloons, what is the part-to-whole ratio of white balloons to all balloons?
a
A)
1:5
B)
16
1:7
D)
1:8
E)
5:1
Answer:
E
Step-by-step explanation:
Answer:
c
Step-by-step explanation:
8 white balloons
56 balloons in total
8:56 = 1:7
Which number line shows the solution to x>7?
Answer:A
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
marian has a savings account with $21,390 if she earns $4,100 per month, what is the maximum she can spend on a house?
The answer is: 4100x + 21390
We need to know the number of months Marian wants to save to get the specific value.
Step-by-step explanation:
In the equation, we will need to calculate the maximum amount of money Marian can spend on the house.
We can calculate the maximum amount of money Marian can spend on a house by multiplying her monthly income by the number of months she would want to save.
Solve the problem:Marian earns $4,100.00 per month
Suppose Marian wants to save for x months, then the maximum amount that she can spend on the house is:
4100 * x + 21390
Draw the conclusion:The answer is: 4100x + 21390
We need to know the number of months Marian wants to save to get the specific value.
Hope this helps!
is i say hi with 20 hands and i subtracted it by 10 how many hands do i have.
Answer:
10
Step-by-step explanation:
20-10=10
Answer:
10
Step-by-step explanation:
20-10 = 10
Q:Factorise The Expression:: 8x2y+12xy-16xz. and I'll mark you brainiest.
Trust!
8x^2y + 12xy - 16xz
= 4x (2xy+3-4z)
Answer: 4x(2xy+3-4z)
what are the answers for the table
Answer:
X-intercepts: -1 and 3
Y-intercepts: 3
Vertex: (1, 4)
Axis of Symmetry: y= -1x + 3x + 4 (I think this is right it might not be and im sorry if it isnt).
Step-by-step explanation: Hope this helps even a little bit <33
Angle ADB and CD are straight lines. angle ADC = 5 x angle CDB Work out the size of angle ADC.
Answer:
Step-by-step explanation:
PLEASE HELPPPP
Find the value of y
X+ y= 20
8x + 6y=133
When a man observed a sobriety checkpoint conducted by a police department, he saw 695 drivers were screened and 5 were arrested for driving while intoxicated. Based on those results, we can estimate that Upper P (Upper W )equals0.00719, where W denotes the event of screening a driver and getting someone who is intoxicated. What does Upper P (Upper W overbar )denote, and what is its value?
Answer:
\(P(\overline{W})=0.99281\)
Step-by-step explanation:
W denotes the event of screening a driver and getting someone who is intoxicated.
Out of 695 drivers, the man observed that 5 were arrested for driving while intoxicated.
Therefore: \(P(W)=\dfrac{5}{695} \approx 0.00719\)
The probability of the complement of event W, \(\overline{W}\) denotes the probability of screening a driver and getting someone who is NOT intoxicated.
From probability theory, we know that the sum of the probability of an event and its complement is 1.
\(P(W)+P(\overline{W})=1\\P(\overline{W})=1-P(W)\\=1-0.00719\\\\P(\overline{W})=0.99281\)
I need help? I’m not sure what to do in this equation?
The measure of angle C is given as follows:
m < C = 44º.
How to obtain the measure of angle C?To obtain the measures of the angles in this problem, we must consider that the sum of the measures of the internal angles of a triangle is of 180º.
Considering that the sum of the measures of the internal angles of a triangle is of 180º, and angles C, D and E, the value of x is obtained as follows:
4x - 16 + 6x - 1 + 4x - 13 = 180
14x - 30 = 180
14x = 210
x = 210/14
x = 15.
Hence the measure of angle C is obtained as follows:
m < C = 4 x 15 - 16 = 44º.
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As part of their employee benefits , all workers at Middletown Electronics receive a pension that is calculated by multiplying the number of years worked times 1.56% of the average of their three highest years’ salary. Maureen has worked for Middletown for 30 years and is retiring. Her highest salaries are $107,000, $107,800, and $108,198. Calculate Maureen’s pension.
Maureen's pension would be $50,035.20.
What is Percentage?
To compute a percentage, divide the value by the entire amount and multiply the result by 100. A percentage is a quantity or ratio that is stated as a fraction of one hundred. The percent sign, "%," is frequently used to represent it.
First, we need to calculate the average of Maureen's three highest salaries:
Average = (107,000 + 107,800 + 108,198) / 3
Average = 322,998 / 3
Average = 107,666
Next, we need to calculate 1.56% of this average:
Percentage = 1.56% * 107,666
Percentage = 1,667.84
Finally, we multiply this percentage by the number of years worked to find the pension:
Pension = 30 * 1,667.84
Pension = 50,035.20
So, Maureen's pension would be $50,035.20.
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Francisco makes $11 per hour doing part time work on Saturdays. He spends $3 on transportation to and from work. The equation y = 11x - 3 gives his earnings y, after transportation costs, for working x hours. Complete the table of values for this situation.
x=2
x=3
x=4
x=5
Answer:
x=4
Step-by-step explanation:
Solve for x. Round to the nearest tenth, if necessary.
Answer:
\( x = 24.4\)
Step-by-step explanation:
We arre given a right angled triangle and we are interested in solving out for " x " .
Here we can make use of trigonometric ratios for a right angled triangle.
We can see that the sides involved in the triangle are perpendicular and base therefore we can make use of ratio of tangent .
In a right angled triangle, tangent is ,
\(\implies \tan\theta =\dfrac{p}{b}\\\)
where,
p is perpendicularb is baseθ is the angle oppositeAnd here ,
p = 19b = xθ = 38° .tan38° = 0.78On substituting the respective values, we have;
\(\implies \tan38^o = \dfrac{19}{x} \\\)
\(\implies 0.78 =\dfrac{19}{x} \\\)
\(\implies x = \dfrac{19}{0.78}\\\)
\(\implies x = 24.35 \\\)
After rounding off to nearest tenth ,
\(\implies \boxed{ x = 24.4} \\\)
Hence the value of x is 24.4 .
A store purchases baseball hats from two different manufacturers in 3 different colors, summarized below. One hat is chosen at random. Give your answer as a decimal out to at least 4 places.
Black Blue Red Total
Manufacturer A 30 19 13 62
Manufacturer B 21 25 28 74
Total 51 44 41 136
a) Find the probability that the hat was was Blue or was from Manufacturer B.
b) Find P(RedC).
c) Find P(Manufacturer B and Red).
d) Find P(Manufacturer B or Red).
The probability that the hat was blue or was from Manufacturer B is 0.8677.
The P\((red)^{c}\) is 0.6985.
The P(manufacturer B and Red) is 0.1640.
The P(Manufacturer B or Red) is 0.8456.
What are the probabilities?Probability is used to determine the odds that a random event would happen. The odds that the random event happens range from 0 to 1.
The probability that the hat was blue or was from Manufacturer B = (number of blue hats / total number of hats) + (number of hats from manufacturer B / total number of hats)
The probability that the hat was blue or was from Manufacturer B = (44 / 136) + (74 / 136) = 118/136 = 0.8677
The P\((red)^{c}\) = complement of red = hats that are not red = (number of black hats + number of blue hats) / total number of hats
The P\((red)^{c}\) = (51 + 44) / 136
The P\((red)^{c}\) = 95 / 136
The P\((red)^{c}\) = 0.6985
The P(manufacturer B and Red) = (number of hats produced by manufacturer B / total number of hats) x (number of red hats / total number of hats)
(74 / 136) x (41 / 136) = 0.1640
The P(Manufacturer B or Red) = (number of hats produced by manufacturer B / total number of hats) + (number of red hats / total number of hats)
(74 / 136) + (41 / 136) = 115 / 136 = 0.8456
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What is the best search engine for Musical Instrument and Sound Effects in MP3 Audio Online?
The best search engine for Musical Instrument and Sound Effects in MP3 Audio Online is MP3 realm.
What is MP3?MP3 is a digital audio coding format developed primarily by the Fraunhofer Society in Germany, with assistance from other digital scientists in the United States and elsewhere.
MP3 (MPEG-1 Audio Layer-3) is a standard technology and format for compressing a sound sequence into a small file (about one-twelfth the size of the original file) while maintaining the original level of sound quality when played. MP3 files, which take up very little hard drive space, are commonly used to store a song or an entire CD.
MP3 Realm is a music search engine that allows you to find MP3 tracks from all over the Internet.
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Match each function with the correct translation of the parent function f(x) = x.
160=1x1-4
f(x) = (x+4)
fx)=p+4
0
00
vertical translation down 4 units
horizontal translation right 4 units
horizontal translation left 4 units
vertical translation up 4 units
It is possible to translate the parent function f(x) = x using various transformations including vertical and horizontal translations. Each transformation will result in
the graph intersecting the x- or y-axis at a different point.
Function is an operation that takes an input, performs some processing on it, and returns a result. It is a set of instructions that performs a specific task. Functions are typically used to perform repetitive tasks, like finding the sum of two numbers, adding two strings together, or finding the maximum of a list of numbers. Functions are essential to programming and can be used to make code more organized, reusable, and efficient.
The function f(x) = x is the parent function for linear equations. This equation is generally used to graph a line with a slope of 1 and a y-intercept of (0, 0). In order to translate this parent function, different transformations are applied to it.
A vertical translation down 4 units would be represented by the equation f(x) = x - 4. This transformation would shift the graph of the parent function down 4 units on the y-axis. This would result in the graph intersecting the y-axis at the point (0, -4).
A horizontal translation right 4 units would be represented by the equation f(x) = x + 4. This transformation would shift the graph of the parent function right 4 units on the x-axis. This would result in the graph intersecting the x-axis at the point (4, 0).
A horizontal translation left 4 units would be represented by the equation f(x) = x - 4. This transformation would shift the graph of the parent function left 4 units on the x-axis. This would result in the graph intersecting the x-axis at the point (-4, 0).
Finally, a vertical translation up 4 units would be represented by the equation f(x) = x + 4. This transformation would shift the graph of the parent function up 4 units on the y-axis. This would result in the graph intersecting the y-axis at the point (0, 4).
In conclusion, it is possible to translate the parent function f(x) = x using various transformations including vertical and horizontal translations. Each transformation will result in the graph intersecting the x- or y-axis at a different point.
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if phil can swim 15 meters in 20 sec, how far can he swim, at the same speed, in 2 minutes.
Answer:
Step-by-step explanation:
The correct answer for this question is Phil can swim 90 meters in 2 minutes.
According to the given question, Phil can swim 15 meters in 20 second.
So, in 1 second, Phil can swim: 15 meters/20 second=0.75 m/s
In other words, the speed of swimming of Phil is 0.75 m/s.
So, in 2 minutes i.e. in 120 second, the distance Phil can travel:
Distance= Speed x Time
Distance= 0.75 m/s x 120 s
Distance= 90 meters.
Hence, Phil swimmed 90 meters in 2 minutes. The speed of Phil is 0.75 m/s which can be used to determine further distances travelled with time if the motion is uniform.
Find three consecutive integers such that twice the sum of the first two is to less than three times the third
Answer:
Step-by-step explanation:
Let the consecutive integers be x - 1 , x , x + 1
Equation
2*(x - 1 + x) = 3*(x+1) - 2
Solution
2(2x - 1) = 3(x + 1) - 2 After the first two have been combined remove the brackets.
4x - 2 = 3x + 3 - 2 Combine the right
4x - 2 = 3x + 1
4x - 2 + 2 = 3x + 1 + 2 Add 2 to both sides
4x = 3x + 3 Subtract 3x from both sides
4x-3x = 3x - 3x + 3 Combine
x = 3
Check
Left hand side
2(2 + 3)
2(5)
10
Right hand side
3*(x+1) - 2
3*(4) - 2
12 - 2
10
The answers at least agree.
What is the slope of a line perpendicular to the line whose equation is
15x + 12y = -144. Fully reduce your answer.
Step-by-step explanation:
Hey there!
Let the unknown slope be M2.
The given equation is;
15x + 12y = -144
From equation;
\(slope( m) = \frac{ - coeff. \: of \: x}{coeff. \: of \: y} \)
\(m = \frac{ - 15}{12} \)
\(m = \frac{ - 5}{4} \)
For the condition of perpendicular lines;
\(m \times m2 = - 1\)
\( \frac{ - 5}{4} \times m2 = - 1\)
\( - 5m2 = - 4\)
\(m2 = \frac{ - 4}{ - 5} \)
Therefore, the slope is 4/5.
Hope it helps....
PLEASE HELP !! I WILL GIVE BRAINLIEST ANDDD 100 POINTS ! :)
Step-by-step explanation:
Interchange just means to switch really. The first 3 will stay the same be cause they are the same numbers.
The last one will be (2,8) because that's (8,2) but with the numbers switched
100 Points! Algebra question. Graph the function. Photo attached. Thank you!
The cost of each pound of grass seed is $6.
A graph of the solution for the cost of each pound of grass seed is shown below.
How to determine the cost of each pound of grass seed?In order to determine the cost of each pound of grass seed, we would assign a variable to the cost of each pound of grass seed and then translate the word problem into an algebraic linear equation.
Let the variable x represent the cost of each pound of grass seed.
Since Lori bought 3.6 pounds of grass seed and she was charged $22.90, including a tax of $1.30, an algebraic linear equation that best represent this situation is given by;
3.6x + 1.30 = 22.90
3.6x = 22.90 - 1.30
3.6x = 21.60
x = 21.60/3.6
x = $6.
In conclusion, we would sue an online graphing calculator to plot the solution for the cost of each pound of grass seed as shown in the image attached below.
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Alice and Bob each have a certain amount of money. If Alice receives n dollars from Bob, then she will have 7 times as much money as Bob. If, on the other hand, she gives n dollars to Bob, then she will have 2 times as much money as Bob. If neither gives the other any money, what is the ratio of the amount of money Alice has to the amount Bob has?
The ratio of the amount of money Alice has to the amount Bob has is approximately 3.36 : 1.
How to find the ratio of money ?According to the problem, two equations can be set up:
If Alice receives n dollars from Bob, then she will have 7 times as much money as Bob. This gives us the equation:
A + n = 7(B - n)
If Alice gives n dollars to Bob, then she will have 2 times as much money as Bob. This gives us the second equation:
A - n = 2(B + n)
We can rearrange these equations to make them easier to solve:
8n = 7B - A
3n = A - 2B
Setting these equal to each other, since they are both equal to 24n, gives:
21B - 3A = 8A - 16B
37B = 11A
A / B = 37 / 11
= 3. 36
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The measures of two angles of a triangle are 22 and 85 degrees. Find the measure of the third angle.
Answer: \(73^{\circ}\)
Step-by-step explanation:
Angles in a triangle add to 180 degrees.
A circle has a radius of 4.5 cm.
Calculate the circumference of the circle.
Write your answer rounded to 1 decimal
place.
Give your answer in cm.
Answer:
28.2 cm
Step-by-step explanation:
Circumference of circle = 2π r
Value of π = 3.14
Putting the required values,
Circumference = 2 × 3.14 × 4.5
= 6.28 × 4.5
= 28.2
Hence the circumference of the circle is 28.2 cm
by pairing the ratios
The table shows the age of a painting (x) in years, and its estimated dollar value (y).
A 4-column table with 6 rows. Column 1 is labeled x with entries 50, 54, 62, 65, 68, sigma-summation x = 299. Column 2 is labeled y with entries 1,200, 1,500, 2,400, 3,200, 4,100, sigma-summation y = 12,400. Column 3 is labeled x squared with entries 2,500, 2,916, 3,844, 4,225, 4,624, sigma-summation x squared = 18,109. Column 4 is labeled x y with entries 60,000, 81,000, 148,800, 208,000, 278,800, sigma-summation x y = 776,600.
Which regression equation correctly models the data?
y = 41.47x + 0.09
y = 41.47x + 1,279.93
y = 153.32x – 6,688.54
y = 153.32x – 6,325.76
Regression equation correctly models the data is: y = -43.98x + 1,279.93
To determine the regression equation that correctly models the data, we can use the method of linear regression. The regression equation for a straight line is generally expressed as y = mx + b, where m is the slope and b is the y-intercept.
Using the given table, we can calculate the necessary values to determine the regression equation. Let's denote the sigma notation as Σ.
The slope (m) can be calculated using the formula:
\(m = (Σxy - (Σx)(Σy) / n(Σx^2) - (Σx)^2)\)
Plugging in the values from the table:
m =\((776,600 - (299)(12,400) / 6(18,109) - (299)^2)\)
m = (776,600 - 3,708,800 / 6(18,109) - 89,401)
m = (-2,932,200 / 66,654)
m ≈ -43.98
The y-intercept (b) can be calculated using the formula:
b = (Σy - m(Σx)) / n
Plugging in the values from the table:
b = (12,400 - (-43.98)(299)) / 6
b ≈ 1,279.93
The correct regression equation that models the data is:
y = -43.98x + 1,279.93
Out of the given options, the correct regression equation is:
y = -43.98x + 1,279.93
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PLEASE HELP ME ITS ALGEBRA THANK YOUUUU
Answer: 20
Step-by-step explanation:
so if you divide 40 w 8, it’ll be 5 which means that she reads 5 books in a month. divide 100 w 5 and you’ll get 20
I would like to work through how to determine whether this is even, odd or netiher.
We are given a function and are asked to determine if it's even, odd or neither. Our approach is to employ the negative test and modify the function to ascertain its status. This will be depicted below.
\(h(x)=-6x^3+x^2+8x+8\)This is our original function, next, we find h(-x)
\(\begin{gathered} h(x)=-6x^3+x^2+8x+8 \\ h(-x)=-6(-_{}x)^3+(-x)^2+8(-x)+8 \\ h(-x)=6x^3+x^2-8x+8 \\ h(-x)=6x^3+x^2-8x+8 \\ h(-x)=-(-6x^3-x^2+8x-8) \end{gathered}\)Looking at the function h(x) and h(-x), we have to put the polynomial in the correct degree. The input of the negative sign before the h(-x) function is to check if the function will maintain the same format with the original function, h(x). The disparity is what tells us if it is even, odd or neither of the two.
Now we know h(-x), we now use a certain set of conditions to test if function is even, odd or neither.
\(\begin{gathered} \text{if h(x)=h(-x), then function is even} \\ \text{if h(-x)=-h(x), then function is odd} \\ \text{if it is neither of the above, function is neither even nor odd.} \end{gathered}\)In this case, based on the above criteria, the function is neither even nor odd.
What is the slope of the line whose equation is –3x+y=12
Answer:
m=3 is the slope
Step-by-step explanation: