Note that the equation that represents this situation is 25x - 150 = 50 (Option A).
How is this so?In this equation, x represents the number of lawns Jacqueline mowed during the first week.
The left side of the equation, 25x, represents the total amount of money Jacqueline earned from mowing x lawns at a rate of $25 per lawn.
The right side of the equation, 150 + 50, represents the total cost of supplies and gas ($150) deducted from her earnings, leaving her with a profit of $50.
Thus, it is correct to state that Option A is the right answer.
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Full Question:
Although part of your question is missing, you might be referring to this full question: See attached image.
30 Points PLEASE ANSWER ASAP
The graph of f(x) = (0.5)x is replaced by the graph of g(x) = (0.5)x − k. If g(x) is obtained by shifting f(x) down by 3 units, then what is the value of k? (1 point)
k = −3
k equals negative one third
k equals one third
k = 3
The value of k for the translation of function f(x) to obtain function g(x) is given as follows:
k = -3.
What are the translations?There are four translations, and they are defined as follows:
Translation left a units: f(x + a).Translation right a units: f(x - a).Translation up a units: f(x) + a.Translation down a units: f(x) - a.(hence we use these bullet points to identify the correct translation for this problem).
In this problem, the translation is that function f(x) was shifted down three units to obtain function g(x), hence the definition is given as follows:
g(x) = f(x) - 3.
Hence the value of the coefficient k is given as follows:
k = -3.
(meaning that the correct option is given by the first option in this problem).
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Tom and Alison are both salespeople. Tom’s weekly
compensation consists of $300 plus 20 percent of his
sales. Alison’s weekly compensation consists of $200
plus 25 percent of her sales. If they both had the same
amount of sales and the same compensation for a
particular week, what was that compensation, in
dollars? (Disregard the dollar sign when gridding your
answer.)
If they both had the same amount of sales and the same compensation for a particular week, compensation will be $545.
What is compensation?
Pay is a money or non-cash installment made in return for administrations delivered. Pay can incorporate base compensation, rewards, commissions, merit pay, and tip pay. It can likewise incorporate subordinate or conceded installments, for example, investment opportunities, excursion pay, annuity benefits, free stopping, and clinical protection. Pay alludes to the compensation given to a representative in return for their administrations. The degree of pay offered is reliant upon various elements, including pay rates paid by comparable organizations for comparative jobs, the worker's range of abilities and efficiency and the organization's current and projected monetary strength.
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to add 0.01 0.02 ... 1.00, what order should you use to add the numbers to get better accuracy?
To achieve better accuracy when adding the numbers from 0.01 to 1.00, it is recommended to add the numbers in ascending order (from smallest to largest) to minimize the accumulation of rounding errors and maintain higher precision during intermediate calculations. Thus, starting with 0.01 and ending with 1.00 would provide better accuracy.
To achieve better accuracy when adding the numbers from 0.01 to 1.00, it is generally recommended to use an order that minimizes the accumulation of rounding errors. In this case, it is advisable to start with the smaller numbers and progress towards the larger ones.
By adding the numbers in ascending order (from 0.01 to 1.00), the rounding errors at each step will have a smaller impact on the overall result. This is because adding smaller numbers together first helps maintain a higher level of precision during intermediate calculations.
Therefore, to achieve better accuracy, you should add the numbers in ascending order, starting with 0.01 and ending with 1.00.
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How would you describe the curve?
the answer is C, the curve is a one to one function
The weekly salaries of elementary school teachers in one state are normally distributed with a mean of $595 and a standard deviation of $43. What is the probability that a randomly selected elementary school teacher earns more than $555 a week?
The probability that a randomly selected elementary school teacher earns more than $555 a week is approximately 0.8238 or 82.38%.
We can use the standard normal distribution to solve this problem by standardizing the value of $555 and finding its corresponding probability.
The standardized value of $555 is:
z = (x - μ) / σ = (555 - 595) / 43 = -0.93
where x is the weekly salary we're interested in, μ is the mean weekly salary, and σ is the standard deviation of weekly salaries.
We can now look up the probability of a standard normal random variable being greater than -0.93 in a standard normal distribution table, or use a calculator or statistical software. The probability is approximately 0.8238.
Therefore, the probability that a randomly selected elementary school teacher earns more than $555 a week is approximately 0.8238 or 82.38%.
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if f(x) is a polynomial of degree 7, and g(x) is a polynomial of degree 7, then what is the product of the minimum and the maximum possible degrees of f(x) g(x)? (assume that f(x) g(x) is nonzero.)
The maximum degree of f(x) g(x) will be 14 and the minimum degreee of f(x) g(x) will be 0.
What is an expression?
Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
Function f(x) is a polynomial of degree 7,
And, g(x) is a polynomial of degree 7.
Now,
Since, Function f(x) is a polynomial of degree 7,
And, g(x) is a polynomial of degree 7.
Hence, The maximum degree of f(x) g(x) = 7 + 7 = 14
And, The minimum degree of f(x) g(x) = 0
Thus, The maximum degree of f(x) g(x) will be 14 and the minimum degree of f(x) g(x) will be 0.
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T
Radius:
4
inches
Diameter:
Circumference:
Answer:
diameter 8
and i think the circumference is 25.12
Step-by-step explanation:
4+4=8
3.14(8)
Unit 1 Lesson 4 Quiz
Answer:
Sorry man but I can't see the question : (
Step-by-step explanation:
An expert diver is looking for a particular species of fish along the coast line. He dives 25 feet below the surface of the ocean. Then he dives down 10 more feet. He swims back up 7 feet and down another 3 feet before he finds the species of fish he is looking for. What was the depth at which the diver finds the fish?
Answer:
31
Step-by-step explanation:
Depth Changes:
1. down 25 feet
2. down 10 feet
3. up 7 feet
4. down 3 feet
If we form this into an equation, we get:
25+10-7+3 = 31
Neil bought 4 baseballs for a total of $15.25. If the baseball were the same cost, about how much did each baseball cost? $3.81 $64.00 $4.00 $3.00
Answer:
$3.81
Step-by-step explanation:
$15.25 / 4 = $3.81 You divide the cost of baseballs by the number of baseballs.
Answer:$3.81
Step-by-step explanation:
$15.25/4 = $3.81
a square has an area of 49 cm2. what is the length of each side?
Answer:
7x7=49, so 7
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
because 7 cm as the side length is always the square root of the area in a square.
A ratio can be written in three different forms
what are the three forms?
What are the coordinates of A' and B'when AB is reflected in the x-axis?
A. A'(2,-5) and B'(-3, 6)
B. A'(2,-5) and B'(6,-3)
C. A'(-5, 2) and B'(-3,6)
D. A'(5,-2) and B'(3,-6)
Answer:
When reflecting a point or line segment across the x-axis, the y-coordinate changes sign while the x-coordinate remains the same. In this case, we are given the points A (2,5) and B (-3,6) and asked to find their reflections in the x-axis, represented by the points A’ and B’.To reflect point A across the x-axis, we simply change the sign of the y-coordinate while keeping the x-coordinate the same. So, if A is (2,5), its reflection A’ is (2,-5). We can follow the same procedure for point B. If B is (-3,6), its reflection B’ is (-3,-6).From this calculation, we see that answer choice A is the correct one. Therefore, A’(2,-5) and B’(-3,6) represent the points that are the reflections of A and B, respectively, across the x-axis.The reflection of a point across the x-axis can also be visualized as the point being mirrored across the x-axis as if it were a horizontal mirror. In this case, point A is reflected to the point A’ which is the same distance above the x-axis as A is below the x-axis. Similarly, point B is reflected to point B’ which is the same distance below the x-axis as B is above the x-axis.It’s also worth noting that reflecting a point or line segment across the x-axis is an example of a transformation in coordinate geometry. Translations, reflections, rotations, and dilations are all examples of transformations that can be used to manipulate geometric figures on the coordinate plane.Overall, reflecting a point or line segment across the x-axis is a relatively simple calculation that involves negating the y-coordinate. In the context of coordinate geometry, it’s important to understand the basic transformations like these and how they can be used to manipulate shapes and figures on the coordinate plane.
Step-by-step explanation:
A liquid is 45°C. The temperature needs to be reduced by 3/8 of the current value. What does the new temperature need to be?
Answer:
28.125 degrees
Step-by-step explanation:
3/8 of 45 is 16.875
45-16.875=28.125
A manufacturer determines that the cost of making a computer component is4.161616 $. Write the repeating decimal cost as a fraction and as a mixed number.
Answer:
$4.161616 =
As a fraction
= $[(4 × 62500) + 10101]/62500
= $(260101/62500)
As a mixed number =
$\(4\frac{10101}{62500}\)
Step-by-step explanation:
Cost of making a computer component = $4.161616
= $4 + $0.161616
6 numbers after the decimal , hence
0.161616 × 1000000/1000000
= 161616/1000000
= 10101/62500
We are told in the question to write the repetiting decimal cost as a fraction and as a mixed number
$4 + $0.161616 = $4 + 10101/62500
As a fraction
= $[(4 × 62500) + 10101]/62500
=$260101/62500
As a mixed number = \($4\frac{10101}{62500}\)
Hi! Can you guys help me with this
Q:
Dora opened a saving account and deposited $50. After she gets her paycheck each week, she plans to deposit $20 into the saving account
1. Describe the initial value in this situation.
2. Then, find the rate of change for the account.
3. Will the rate of change over time change values? Explain.
The rate of change for the first week is 40%, and it changes values over the time.
Rate is a measurement to determine the change in one quantity with respect to another quantity.
It shows are the changing
The amount deposit by Dora in account = $50.
Also, amount planned by Dora to deposit each week = $20
The rate of change for first week = (20/50)×100 %
= 40 %
The rate of change for the first week is 40%.
The rate of change will change the value, as principal amount increases every week, therefore, rate of change will decrease over the time.
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14 yd
38 yd
Find the perimeter and the area
Answer:
The perimeter is 104 yd. The area is 532 yd².
Step-by-step explanation:
The find the perimeter, you need to add up all of the sides. You need to double the given sides so that you can get the other side lengths. To find the area, you need to multiply the two side lengths that are adjacent (next to each other). Finally, once you have multiplied the two values, you square it (put a "to the power of two" sign) after the "yd."
Find the slope of the tangent line to the curve y=x^2-15^2 at x=4. Then write the equation of this tangent line.
The slope of the tangent line to the curve\(y = x^2 - 15^2 at x = 4\) is 8. The equation of this tangent line is y = 8x - 47.
To find the slope of the tangent line, we need to calculate the derivative of the given curve with respect to x. Taking the derivative of y = \(x^2 - 15^2\)using the power rule, we get dy/dx = 2x. Substituting x = 4 into the derivative, we find that the slope of the tangent line at x = 4 is 2(4) = 8.
To find the equation of the tangent line, we use the point-slope form: y - y1 = m(x - x1), where (x1, y1) is the point on the curve where the tangent line passes through, and m is the slope of the tangent line. Since the tangent line passes through the point (4, y), we can substitute x1 = 4 and y1 = \(4^2 - 15^2 =\) -191 into the equation.
Plugging in these values, we get y - (-191) = 8(x - 4), which simplifies to y + 191 = 8x - 32. Rearranging the equation, we have y = 8x - 32 - 191, which further simplifies to y = 8x - 223. Therefore, the equation of the tangent line to the curve y = \(x^2 - 15^2 at\) x = 4 is y = 8x - 223.
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3000=150(1+. 025/12)^(12t)
Can someone one help
The equation 3000=150(1+. 025/12)^(12t) can be solved using logarithm functions. The value of t can be found by isolating it on one side of the equation. After simplification, the final answer is approximately 4.37 years.
To solve the equation, begin by dividing both sides by 150:
3000/150 = (1 + 0.025/12)^(12t)
Simplify the left-hand side:
20 = (1.002083)^12t
Take the logarithm of both sides using the natural logarithm (ln):
ln(20) = ln[(1.002083)^12t]
Use the logarithm rule to bring down the exponent:
ln(20) = 12t ln(1.002083)
Divide both sides by ln(1.002083):
t = ln(20) / [12 ln(1.002083)]
Using a calculator, the final answer is approximately 4.37 years. Therefore, after 4.37 years, an initial investment of $150 at a monthly interest rate of 2.5% would grow to $3000.
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Convert the formula f(t)=275e^0.14t to the form f(t)=ab^t. Write your answer using function notation. Give answers accurate to three decimal places
The formula f(t) = 275e^(0.14t) can be written in the form f(t) = 275(1.150)^t. Let's determine:
To convert the formula f(t) = 275e^(0.14t) to the form f(t) = ab^t, we need to rewrite it with a base "b" raised to the power of "t".
1. Start with the function f(t) = 275e^(0.14t).
2. Identify the base "b" and the coefficient "a" that will allow us to rewrite the expression in the desired form.
3. Notice that e^(0.14t) is equivalent to (e^0.14)^t. Therefore, we can rewrite the function as:
f(t) = 275(e^0.14)^t
4. Simplify the term e^0.14 to a decimal value.
Using a calculator, we find that e^0.14 is approximately 1.150.
5. Substitute this value back into the equation to obtain:
f(t) ≈ 275(1.150)^t
6. Finally, we can rewrite the formula in the desired form:
f(t) = 275(1.150)^t
The coefficient "a" is 275, and the base "b" is approximately 1.150.
Therefore, the formula f(t) = 275e^(0.14t) can be written in the form f(t) = 275(1.150)^t.
It's important to note that the approximation of e^0.14 as 1.150 introduces a small error in the conversion. However, for most practical purposes, this approximation is sufficiently accurate.
This form allows us to see that the function f(t) is an exponential function where the initial value (when t = 0) is 275, and the base of the exponent is approximately 1.150. The value of "t" represents the time or input variable, and the function f(t) gives the output value or quantity at a given time.
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find the slope of the tangent line for the function f(x)=x^2+4x-3 at the point (1,2)
Answer:
m = 6
Step-by-step explanation:
The definition of a derivative is the slope of the tangent line.
Step 1: Define
f(x) = x² + 4x - 3
Point (1, 2)
Step 2: Find slope of tangent line
Find derivative of f(x): f'(x) = 2x + 4Plug in x coordinate into derivative to find slope: f(1) = 2(1) + 4 = 6The calculation answer obtained from multiplying the measurements 64.49 and 6.57 is 423.70. Given the operational rules governing significant figures, this answer
The answer obtained from multiplying the measurements 64.49 and 6.57 is 423.70.
According to the rules governing significant figures, the result of a multiplication or division should have the same number of significant figures as the measurement with the fewest significant figures.
In this case, both measurements, 64.49 and 6.57, have four significant figures each. When multiplied together, the result is 423.6993. However, since the measurement 6.57 has the fewest significant figures, the final answer should be rounded to match that.
Therefore, the answer is rounded to three decimal places, resulting in 423.700. The zero at the end is included to indicate that the measurement is known to that level of precision.
Hence, considering the rules of significant figures, the answer obtained from multiplying the measurements 64.49 and 6.57 is 423.700.
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phone models a particular cell phone company offers models of phones, each in different colors and each available with any one of calling plans. how many combinations are possible?
The number of combinations that are possible for 4 cell phone models of 6 colors with 5 calling plans is 120 .
We have to find the total number of combinations of cell phone models, colors, and calling plans,
So , we multiply the number of choices for each category.
By Using the multiplication principle of counting:
⇒ Total number of combinations = (number of phone models) × (number of colors) × (number of calling plans) ;
⇒ 4 × 6 × 5
⇒ 120
Therefore, there are 120 possible combinations of cell phone models, colors, and calling plans from this particular cell phone company.
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The given question is incomplete , the complete question is
A particular cell phone company offers 4 models of phones, each in 6 different colors and each available with an one of 5 calling plans. How many combinations are possible ?
PLEASE ANSWER THIS ASAP, 15 POINTS!
Answer:
The second one the amount of monthly sales
Step-by-step explanation:
The 2000 is the total
The factors of 55 are________________________________.I know that 55 is a (prime/composite) number because...
Answer:
11 & 5 are the factors of 55
Step-by-step explanation:
Factors of 55
11 × 5 = 55
Thus, 11 & 5 are the factors of 55
-TheUnknownScientist 72
. If 3k = 10, what is the value of 6/5 k 2?
Answer:
3k=10 so 6k=20 i dont really know the 5k
Solve |2x-4|<8
(Picture added, multiple choice)
Answer:
I think its c
Step-by-step explanation:
Answer:
B. x \(\geq\) -2 < and x \(\leq\) 6
Step-by-step explanation:
|2x - 4| \(\leq\) 8 we need to get rid of brackets and to do that:
-8 \(\leq\) 2x - 4 \(\leq\) 8 now add 4 to all sides of equation
-4 \(\leq\) 2x \(\leq\) 12 divide by 2
-2 \(\leq\) x \(\leq\) 6
What is the function of the line with a slope of 1/5
that goes through the point (-1,5)
The sum of 2 and y translate phrase into an algebraic question
The algebraic expression is 2 + y.
What is an expression?An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.
Example: 2 + 3x + 4y = 7 is an expression.
We have,
Sum of 2 and y
This can be written as,
2 + y
Thus,
The expression is 2 + y.
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Work out length of BC
Answer:
assume \(13 = z \\ 8 =x \\ bc = y\)
by phytagorean theorem
\({y}^{2} + {x}^{2} = z^{2} \)
so
\(bc = y = \sqrt{ {z}^{2} - {x}^{2} } = \sqrt{169 - 64} = \sqrt{105} \)
\( \huge \tt \color{pink}{A}\color{blue}{n}\color{red}{s}\color{green}{w}\color{grey}{e}\color{purple}{r }\)
\( \large\underline{ \boxed{ \sf{✰\:Note }}}\)
★ 1st let's know what is the given figure is and it's related concepts for solving !
➣ Given Triangle is a right angled triangle ➣ It is having 3sides let's know what are the name of these sides ➣ 1st AB is know as hypotenuse➣ 2nd AC and is called Base of the triangle➣ 3rd BC whích is know as perpendicular of the triangle➣ Hypotenuse(H):-The side of a right triangle opposite the right angle.➣ Perpendicular(P):- Exactly upright; extending in a straight line. ➣ Base(B):- it also known as the side opposite to hypotenuse➣Perpendicular and base are know as the leg of right angled triangle➣ We can easily find length of one missing side by using a theorem name as "Pythagorean theorem"➣ Pythagorean theorem :- A mathematical theorem which states that the square of the length of the hypotenuse of a right triangle is equal to the sum of the squares of those of the two other sides★ Note :- The Pythagorean theorem only applies to right triangles.\( \rule{70mm}{2.9pt}\)
★ Writing this theorem mathematically ★
\( { \boxed{✫\underline{ \boxed{ \sf{Pythagorean \: theorem \: ⇒ {Hypotenuse }^2={ Base }^2+ {Height }^2}}}✫}}\)
★ Here ★
➣ Base (AC)= 8cm➣ Hypotenuse (BA)= 13cm\( \rule{70mm}{2.9pt}\)
✝ Assumption ✝➣ let perpendicular/length ( BC ) = "x"\( \boxed{ \rm{ \pink ➛BA^2= AC^2+BC^2}}\)
\( \rule{70mm}{2.9pt}\)
✝ let's substitute values ✝\(\rm{ \pink ➛13^2= 8^2+x^2} \\ \rm{ \pink ➛169 = 64 + {x}^{2} } \\ \rm{ \pink ➛169 - 64 = {x}^{2} } \\ \rm{ \pink ➛105 = {x}^{2}} \\ \rm{ \pink ➛ \sqrt{105} \: or \: 10.2469 = x} \\ \)
\( \rule{70mm}{2.9pt}\)
Hence length (BC) in the given triangle is of
\( { \boxed{✛\underline{ \boxed{ \sf{\sqrt{105} cm\: or \: 10.2469cm\green✓}}}✛}}\)
\( \rule{70mm}{2.9pt}\)
Hope it helps !