02/20/23

U2.L7.HW: Linear Inequalities: Question 30
We are planning a reception for our daughter. The hall that we are renting charges a $50 cleanup fee. In addition to the cleanup fee, they charge $29 per guest for food and drinks.If we have... more
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02/20/23

Solutions to linear equation in 2 variables

-8x+y=8
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02/20/23

Statistics question

Calculate the Mean, Median,Mode, and Range. Round to two decimal places when never. Show work for full credit. 4,15,3,8,4,7,15,5,17
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02/20/23

quadratic models are bad
A piece of wire of length 14 cm is to be formed into the shape of a rectangle. The length of the rectangleis x cm.a Find the width of the rectangle in terms of x.b Find the area of the rectangle,... more
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02/20/23

help please it's weird question
The rate of rainfall during a storm t hours after it began was 3 mm per hour when t = 5, 6 mm per hour when t = 9 and 5 mm per hour when t = 13. Assuming that a quadratic model applies, find an... more
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02/20/23

help please I i
A family of parabolas satisfies the rule y = ax2 + 2x + a. Express ax2+2x+a in the form a(x+b)2+c for real numbers b and c. Give the coordinates of the turning point of the graph of y=ax2+2x+a... more
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02/20/23

Need help solving this please
The cost of a ticket to the circus is $12.00 for children &$37.00 for adults. On a certain day attendance at the circus was 1900 and total gate revenue was $52,800. How many children and how... more
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02/20/23

Quantitative reasoning

Your utility company charges 10 cents per kilowatt-hour of electricity. Complete parts (a) and (b) below.a.What is the daily cost of keeping lit a 150-watt light bulb for 11 hours each day? b. How... more
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02/20/23

For what value of k will the polynomial P(x) = x^3 - 2x^2 + kx - 4 have the same remainder when it is divided by x + 3 and by x + 2
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02/20/23

precalculus help
A phone company charges for service according to the formula: c(n)=18+0.02n, where n is the number of minutes talked, and c(n) is the monthly charge, in dollars.The rate of change in this equation... more
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02/20/23

If the minute hand of a clock has length 10 Centimeter Find the rate at which it sweeps out area
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02/20/23

precalculus work helo
A town's population has been growing linearly. In 2003 the population was 24,000. The population has been growing by 2200 people each year.Write an equation for the population, P, x years after... more
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02/20/23

Composite Functions

Let function f: R→R and function g: R→R be two functions for which f(g(x))=x and g(f(x))=x. Explain how the following is true: if f(a) is equal to b and f'(a) is equal to m (where m is nonzero),... more
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02/20/23

A streetlight is on a pole 
Give your answer accurate to 3 decimal places.A streetlight is on a pole 15 ft tall. A boy 4 ft tall walks away from the pole at a rate of 4 ft/sec. At what rate is his shadow lengthening when he... more
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02/20/23

The largest angle of a triangle is 9 times the size of the smallest , and the middle angle is 5 times the size of the smallest . What are the three angle measures?
What are the three angle measures?
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02/20/23

Write an equation for a rational function with:
Vertical asymptotes at x = 4 and x = -5,x intercepts at x = -2 and x = -4, andHorizontal asymptotes at y = 4y = ___________________(I tried solving for the right specific numerator and denominator,... more
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02/20/23

Geometry (math)
∆ABC was transformed according to the rule (x, y) → (x, −y) to create ∆A'B'C'. What transformation justifies the relationship between the triangles? A. A translation 1 unit to the right and 1 unit... more
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02/20/23

Jacob has a total of 70 quarters and dimes that have a combined value of $11.35. How many quarters and dimes are there?
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02/20/23

Betty made a scale drawing of a city. The scale of the drawing was 5 inches = 1 yard. What scale factor does the drawing use?
Simplify your answer and write it as a fraction.
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02/20/23

Jenna invests her money into a bank account, earning 6% simple interest. If at the end of one year she earns $682.50 in interest, how much did she invest in the account?
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02/20/23

A stack of books is 4 feet 9 inches high. How high is it in inches?

A stack of books is 4 feet 9 inches high. How high is it in inches? in
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02/20/23

What is the surface area of this cylinder?
8yd 7yd
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02/19/23

Solving Quadratics using the Quadratic Equati
A waterfall has a height of 1500 feet. A pebble is thrown upward from the top of the falls with an initial velocity of 16 feet per second. The height of the pebble h in feet after t seconds is... more
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02/19/23

Solving Quadratics using the Quadratic Equation
The base of a triangle is twelve more than twice its height. If the area of the triangle is 49 square​ centimeters, find its base and height.The height of the triangle is and the base of the... more
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02/19/23

Solving Quadratics using the Quadratic Equation

The hypotenuse of an isosceles right triangle is 8 centimeters longer than either of its legs. Find the exact length of each side.​ (Hint: An isosceles right triangle is a right triangle whose legs... more
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