-3
thats where Y intecepts the x axis
Answer:
-3
Step-by-step explanation:
It's right there,at there first there
An item costs n dollars. If the price of the item increases by 25%, the new price can be represented by the expression n + 0.25n. Which expression can also represent the new price?
A. 0.25n
B. n+1.25n
C. 25n
D. 1.25n
D.
Explanation
I saw this answer in a different question today.
Moreover, 1n + 0.25n = 1.25n
New price expression is 1.25n
Growth rate equation:Given that;
Cost of an item = n
Increased rate = 25%
Expression = n + 0.25n
Find;
New way of expression
Computation:
New price expression = n + 0.25n
New price expression = 1.25n
So, option 'D' is the correct answer to the following question.
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- Suppose y varies directly as x. If y = -7 when x = -14, find y when x=3
Answer:1.5
Step-by-step explanation:
Y=1/2 of x
Suppose the baker has 4 loves of bread and cuts the loves into halves. How many 1/2 pound loaves of bread would the baker have?
Answer:
y diles que yo me se tu pose favorita, que te hablo mal y que eso te U-U
Step-by-step explanation:
The probability that a high school senior wins a prestigious scholarship is 0.13. The probability that a high school senior plays a varsity sport is 0.22 . If the probability that someone plays a varsity sport given that they won the scholarship is 0.55 , then what's the probability that someone wins the scholarship given that they play a varsity sport?
Answer:
0.325
Step-by-step explanation:
Let A represent the event: winning a prestigious scholarship
Let B represent the event: plays a varsity sport
Given
P(A) = 0.13P(B) = 0.22P(plays a varsity sport given that they won the scholarship)Therefore the probability that someone wins the scholarship given that they play a varsity sport is 0.325
Solve the equation
X+2=10-x
Answer: \(x=4\)
Step-by-step explanation:
\(x+2=10-x\)
\(x+2-2=10-x-2\)
\(x=-x+8\)\(x+x=-x+8+x\)
\(2x=8\)
\(\frac{2x}{2}=\frac{8}{2}\)
\(x=4\)
Find the LCM of A= 3^2 x 5^4 x 7 and B= 3^4 x 5^3 x 7 x11
The LCM of A = 3² × 5⁴ × 7 and B = 3⁴ × 5³ × 7 × 11 is 3898125 using Prime factorization.
Given are two numbers which are showed in the prime factorized form.
A = 3² × 5⁴ × 7
B = 3⁴ × 5³ × 7 × 11
Prime factorization is the factorization of a number in terms of prime numbers.
In order to find the LCM of these two numbers, we have to first match the common primes and write down vertically when possible and then bring down the primes in each column.
A = 3² × 5³ × 5 × 7
B = 3² × 3² × 5³ × 7 × 11
Bring down the primes in each column.
LCM = 3² × 3² × 5³ × 5 × 7 × 11
= 3898125
Hence the LCM is 3898125.
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Find the area of a rectangle whose length (L) = 15 in. and width (W) = 2 in.
(a) 17 in ²
(c) 13 in. ²
(b) 30 in.²
(d) 68 in.²
F(x)=-(-1)^2+ 2(-1)-1
Answer:
f(x)=-4
I recommend this math site that could help you with these kind of problems
M
A
T
H
W
A
Y
.
C
O
M
Step-by-step explanation:
Optimal Chapter-Flight Fare If exactly 212 people sign up for a charter flight, Leisure World Travel Agency charges $292/person. However, if
more than 212 people sign up for the flight (assume this is the case), then each fare is reduced by $1 for each additional person. Determine how
many passengers will result in a maximum revenue for the travel agency. Hint: Let x denote the number of passengers above 212. Show that the
revenue function R is given by R(x) = (212+x)(292-x).
passengers
What is the maximum revenue?
$
What would be the fare per passenger in this case?
dollars per passenger
Answer:
Dollars per passenger would be $252.
The maximum revenue is $63,404.
Step-by-step explanation:
Let's define the number of passengers above 212 as x.
The revenue function is given by R(x) = (212 + x)(292 - x).
We can expand and simplify the revenue function:
\(R(x) = 212 * 292 + 212 * (-x) + x * 292 + x * (-x)\)
= \(61804 - 212x + 292x - x^2\)
= \(-x^2 + 80x + 61804\)
The revenue function is a quadratic function in the form\(R(x) = -x^2 + 80x + 61804\), representing a downward-opening parabola.
To find the x-coordinate of the vertex (which gives the number of passengers for maximum revenue), use the formula \(x = -b/2a\), where \(a = -1\) and \(b = 80\).
\(x=\frac{-80}{2*(-1)}\)
\(= \frac{80}{2}\)
\(= 40\)
Therefore, the number of passengers above 212 for maximum revenue is 40.
Substitute x = 40 into the revenue function to find the maximum revenue:
\(R(x) = -(40)^2 + 80(40) + 61804\)
\(= -1600 + 3200 + 61804\)
\(= 61804 + 1600\)
\(= 63404\)
Hence, the maximum revenue is $63,404.
To determine the fare per passenger, subtract x from the base fare of $292:
Fare per passenger = Base fare - x
\(= 292 - 40\)
\(= 252\) Dollars per passenger.
PLEASE HELP! If there are 19 successful outcomes in a sample with a size of 25, what is the sample proportion? O A. 0.32 B. 0.96 O C. 0.76 D. 0.52 SUBMIT
Answer:
0.76
Step-by-step explanation:0.76
Suppose that you have 4 green cards and 5 yellow cards. The cards are well shuffled. You randomly draw two cards without replacement.
The probability that two cards will be drawn at random, without replacement, is 13/18.
What is Probability?The ratio of good outcomes to all possible outcomes of an event is known as the probability. The number of positive results for an experiment with 'n' outcomes can be represented by the symbol x.
The probability of an event can be calculated using the following formula.
Probability(Event) = Positive Results/Total Results = x/n
In order to better grasp probability, let's look at a straightforward application.
Let's say we need to forecast if it will rain or not. Either "Yes" or "No" is the appropriate response to this query.
There is a chance that it will rain or not. Here, probability can be used. Using probability, one may forecast the results of a coin toss, a roll of the dice, or a card draw.
According to our answer-
P(at least 1 green) = 1 - P(no green)
P(no green) = draw yellow on both draws
= P(draw yellow on 1st draw) * P( draw yellow on 2nd draw, given draw yellow on 1st draw)
= 5/9 * 4/8 = 20/72 = 5/18
P(at least 1 green) = 1 - 5/18
= 13/18
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Dean has a piece of wood that is 3/4 of a foot long, He
needs to cut pieces of the wood into 1/16 of a foot long, How
many pieces can Dean cut? How do you know?
Answer:
1. 12 pieces of wood
2. How to determine the number of pieces of wood Dean cut is by dividing the total length of wood by length of each piece of wood
Step-by-step explanation:
Total length of wood=3/4 of a foot
He needs to cut pieces of the wood into 1/16 of a foot long
How many pieces can Dean cut
Let x= number of pieces of wood Dean needs to cut
x=Total length of wood / length of each piece
=3/4 ÷ 1/16
=3/4 × 16/1
=48/4
=12 pieces
Number of pieces of the wood Dean can cut =12 pieces
How to determine the number of pieces of wood Dean cut is by dividing the total length of wood by length of each piece of wood
That is,
3/4 ÷ 1/6
Then follow the procedures in question 1
(X-3)^3(x+3)(x+5)^2(x+8)
Answer:Simplifying
5(x + 2) = 3(x + 8)
Reorder the terms:
5(2 + x) = 3(x + 8)
(2 * 5 + x * 5) = 3(x + 8)
(10 + 5x) = 3(x + 8)
Reorder the terms:
10 + 5x = 3(8 + x)
10 + 5x = (8 * 3 + x * 3)
10 + 5x = (24 + 3x)
Solving
10 + 5x = 24 + 3x
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-3x' to each side of the equation.
10 + 5x + -3x = 24 + 3x + -3x
Combine like terms: 5x + -3x = 2x
10 + 2x = 24 + 3x + -3x
Combine like terms: 3x + -3x = 0
10 + 2x = 24 + 0
10 + 2x = 24
Add '-10' to each side of the equation.
10 + -10 + 2x = 24 + -10
Combine like terms: 10 + -10 = 0
0 + 2x = 24 + -10
2x = 24 + -10
Combine like terms: 24 + -10 = 14
2x = 14
Divide each side by '2'.
x = 7
Simplifying
x = 7
Step-by-step explanation:
Boy Scouts spent 10/12 hour doing their daily exercises. they only used 1/4 hour in hiking. how much time did they use for other body exercises?
Answer:
1/4 *10/12 = time hiking
Answer 10/48 simplified to 5/24
Whole time left excercising is 3/4 *10/12=30/48 or 15/24
Use the distributive property to rewrite this expression in simplest form 6(n+5).
A
6n + 30
B
30n
C
36n
Answer:
6n+30
Step-by-step explanation:
Step 1:
Multiply 6 and n
6nStep 2:
Multiply 6 and 5
30Step 3:
Put together!
6n+30have a great day and thx for your inquiry :)
Answer:
the answer is A
Step-by-step explanation:
distributive property states
a(b+c)=ab+ac
therefore
6(n+5)=6n+30
You pick a marble, roll a die, and pick a card. How many outcomes are possible?
The total number of possible outcomes is given by the expression 6n × 52, where n represents the number of marbles to choose from.
How to determine How many outcomes are possibleTo determine the number of possible outcomes, we need to consider the number of outcomes for each event and then multiply them together.
1. Picking a marble: Let's assume there are n marbles to choose from. If there are n marbles, then the number of outcomes for this event is n.
2. Rolling a die: A standard die has 6 sides numbered 1 to 6. Therefore, the number of outcomes for this event is 6.
3. Picking a card: A standard deck of cards has 52 cards. Hence, the number of outcomes for this event is 52.
To find the total number of possible outcomes, we multiply the number of outcomes for each event together:
Total number of outcomes = (number of outcomes for picking a marble) × (number of outcomes for rolling a die) × (number of outcomes for picking a card)
Total number of outcomes = n × 6 × 52
Therefore, the total number of possible outcomes is given by the expression 6n × 52, where n represents the number of marbles to choose from.
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need help i dont understand
We can conclude that ∠BDC is congruent to ∠BAC and ∠BEC.
What is circle?A circle is a shape consisting of all points in a plane that are at a given distance from a given point known as the centre.
Given is a circle as shown in the image.
The triangles are on the same base BC.
From this we can conclude that -
∠BEC = ∠BAC = ∠BDC
Therefore, we can conclude that ∠BDC is congruent to ∠BAC and ∠BEC.
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A student is trying to determine the half-life of the radioactive isotope Idoine-131. She’s measuring the amount of iodine in a sample every 8 hours.
The data obtained is shown on this table:
Time (in hours) Iodine-131 (in grams)
0 =4.80
8 =4.66
16 =4.51
24 =4.39
32 =4.29
40 =4.14
48 4.04
Answer:
y=79246*0.99642^t
Step-by-step explanation:
t=hours, y=amount of grams.
at what point in the first quadrant does the line with equation y=×+4 intersect the circle with the radius 5 and center (0,4)
Answer:
x=3.536, y=7.356
Step-by-step explanation:
The point of intersection can be found out be equating the equations x^2+(y-4)^2=25 and y=x+4. Solving it we will get x=3.536, y=7.356
Whats the answer for 8+24 ÷(2×6)-4 ?
Answer:
6
Step-by-step explanation:
Given: ∠AOC and ∠BOC are complementary. m∠AOC=m∠BOC+30°. Find: m∠AOC and m∠BOC
Statement Reason
1. m∠AOC+m∠______ = ______ 1. _____________
2. m∠______ + ______ +m∠BOC=90° 2. Substitution
3. m∠BOC = _________ 3. Algebra
4. m∠AOC = _________ 4. Algebra
Answer:
Statement Reason
1. m∠AOC+m∠COB= 90° 1. complementary angles
2. m∠30° + BOC+m∠BOC=90° 2. Substitution
3. m∠BOC = 30° 3. Algebra
4. m∠AOC = 60° 4. Algebra
I think I got it
A scale drawing for a plot of land is shown below.
In the drawing, 3 cm represents 5 m.
Assuming the backyard is rectangular, find the area of the real backyard.
Answer:
area=150cm square
Step-by-step explanation:
l=3 cm ,b=5m=50cm
area of rectangle=3×50
area=150cm square
use the function f(x) = 3x+8. evaluate the function for f(1). 8, 11, 3
Answer: 11
Step-by-step explanation:
F(1) = 3(1) + 8
F(1) = 3 + 8
F(1) = 11
You just substitute the x in for 1 and solve from there.
Will mark brainliest!! Look at picture for question please
which expression is equivalent to 6Vg^5, if g> 0
Step-by-step explanation:
Option d is he correct answer.
.....
The difference between x and 6 is less than 14
Answer:
X-6=14
Add 6 on both sides
X=20
Camryn's investment is growing at a rate of
6.4% per year. It has a value of $3,000.
What will be the value in 3 years?
Answer:
So you take 6.4% and multiple it by $3,000 and add it each year :D, the final answer should be 58,000$
Step-by-step explanation:
I did the math you are welcome for the answer
A car is being compacted into a rectangular solid. The volume is decreasing at a rate of 2 m3/sec. The length and width of the compactor are square, but the height is not the same length as the length and width. If the length and width walls move toward each other at a rate of 0.25 m/ sec, find the rate at which the height is changing when the length and width are 2 m and the height is 1.5 m.
Using implicit differentiation, it is found that the height is changing at a rate of -0.875 m/sec.
The volume of a rectangular solid of length l, width w and height h is given by:
\(V = lwh\)
Applying implicit differentiation, the rate of change of the volume is given by:
\(\frac{dV}{dt} = wh\frac{dl}{dt} + lh\frac{dw}{dt} + lw\frac{dh}{dt}\)
In this problem:
Volume is decreasing at a rate of 2 m3/sec, hence \(\frac{dV}{dt} = -2\)The length and width walls move toward each other at a rate of 0.25 m/ sec, hence \(\frac{dl}{dt} = \frac{dw}{dt} = 0.25\)Length and width are 2 m and the height is 1.5 m, hence \(l = w = 2, h = 1.5\)Then:
\(\frac{dV}{dt} = wh\frac{dl}{dt} + lh\frac{dw}{dt} + lw\frac{dh}{dt}\)
\(-2 = 2(1.5)(0.25) + 2(1.5)(0.25) + 2(2)\frac{dh}{dt}\)
\(4\frac{dh}{dt} = -3.5\)
\(\frac{dh}{dt} = -\frac{3.5}{4}\)
\(\frac{dh}{dt} = -0.875\)
The height is changing at a rate of -0.875 m/sec.
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What is the vertical displacement of the basic graph to produce a graph of
OA Sunits down
B. 2 units down
OC units down
OD
units up
SUBMIT
The vertical displacement is of 2 units down, the correct option is B.
What is the vertical displacement?Remember that for a function f(x), a vertical displacement of N units is written in general form as:
g(x) = f(x) + N
If N > 0, the translation is upwards.
if N < 0, the translation is downwards.
Here we assume that we start with the parent cosine function:
y = cos(x)
And the transformed function is:
y = -2 - cos(x - π)
So we have some transformations, but the vertical translation is of 2 units down. So the correct option is B.
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10a²+4= -186
Very easy quick points
Answer:
please see explanation
Step-by-step explanation:
\(10a {}^{2} + 4 = - 186 \\ 10a {}^{2} = - 186 - 4 \\ 10a {}^{2} = - 190 \\ divide \: bothsides \: by \: 10 \\ \frac{10a {}^{2} }{10} = \frac{ - 190}{10} \\ a { }^{2} = - 19 \\ square \: root \: bothsides \\ \sqrt{a {}^{2} } = \sqrt{ - 19} \\ a = - 1 \sqrt{19 } \\ a = + i \sqrt{19} \: or \: a = - i \sqrt{19} \)
The lines shown below are perpendicular. If the green line has a slope of 2,
what is the slope of the red line?
-10
10
16
A. ¾/1
O A.
B.
O C.
O D. - 3/4
None of the given answer options (-10, 10, 16, ¾/1) correspond to the correct slope of -1/2.
To find the slope of the red line given that it is perpendicular to the green line with a slope of 2, we can use the property that perpendicular lines have slopes that are negative reciprocals of each other.
The slope of the green line is 2. To find the slope of the red line, we take the negative reciprocal of 2. The negative reciprocal is obtained by taking the reciprocal (flipping the fraction) and changing the sign.
Reciprocal of 2: 1/2
Negative reciprocal: -1/2
Therefore, the slope of the red line is -1/2.
However, none of the given answer options (-10, 10, 16, ¾/1) correspond to the correct slope of -1/2.
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