04/24/23

The area of a rectangular wall of a barn is 300 square feet. Its length is 10 feet longer than twice its width. Find the length and width of the wall of the barn.
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04/24/23

Find g(x), where g(x) is the translation 15 units down of f(x)=4x+7. Write your answer in the form mx+b, where m and b are integers.
I got this on ixl review
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04/21/23

Algebra one, word equation
Jane and Sophia went to the corner store where packages of gum cost 85 cents each and candy bars cost 60 cents each. They spent $15 and bought 4 more packages of gum than candy bars. How many... more
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04/21/23

I just can't figure this out!
How much would you need to deposit in an account now in order to have $3000 in the account in 5 years? Assume the account earns 8% interest compounded monthly.$____________
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04/20/23

help please again!!
Write an equation of the line that passes through the points in the table.y=?
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04/20/23

SOMEONE HELP!!!
Your friend's height, for the first 10 years of their life, can be modeled with the function h`=-0.2t^2+6.9t+16 , where t is the time in years since your friend was born and h is the height in... more
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04/20/23

Standard form of equation

What is the standard form of the equation of the parabola with the given characteristics? Vertex: (-1, 2)Focus: (-1, 0)
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04/20/23

khan academy Divide line segments
Find the coordinates of point B on AC such that the ratio of ab to ac is 1:3 a(-2,4) c(4,7)
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04/19/23

A square-shaped cookie sheet has an area of 121 square inches each cookie needs 1 square inch of space. use every inch of the sheet as well as have the same number of cookies in each row and column.

William is baking cookies for the bake sale. His square-shaped cookie sheet has an area of 121 square inches and each cookie needs 1 square inch of space. William needs to use every inch of the... more
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04/18/23

How to use the arc length formula

A tower 1,600 yards from an observer subtends an angle of 2 degrees. Use the arc length formula to estimate the height of the tower
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04/14/23

How long will it take the rock to hit the ground ?
Chuck drops a rock from a height of 70 m.How long will it take the rock to hit the ground?h (t) - -4.9t^2 + vt +h where v is the initial velociry and hi is the intial height.Round to the nearest... more
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04/14/23

Law of cos trigonometry
wo hikers, Sonia and Tony, leave the same point at the same time. Sonia walks due eastat the rate of 3 miles per hour, and Tony walks 45◦ north of east at the rate of 4.3 milesper hour. How far... more
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04/13/23

How would I go about solving this equation? If possible, please show how you found your answer.
If cos α = 0.975 and sin β = 0.528 with both angles’ terminal rays in Quadrant-I, find the values ofB) sin (α + β)B) cos (β - α)Your answers should be accurate to 4 decimal places.
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04/11/23

pre calc question
Police use the formula:v=√20Lto estimate the speed of a car, v, in miles per hour, based on the length, L, in feet, of its skid marks when suddenly braking on a dry, asphalt road. At the scene of... more
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04/11/23

Graphs of the Sine and Cosine Functions

Outside temperature over a day can be modeled as a sinusoidal function. Suppose you know the temperature is 80 degrees at midnight and the high and low temperature during the day are 93 and 67... more
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04/11/23

Static Equilibrium

Please help to answer the following question - A window washer is standing on a scaffold supported by a vertical rope at each end. The scaffold weighs 300 N and is 4.50 m long. What is the tension... more
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04/03/23

Fraction - Problem Solving
there are 50 black sheep and 42 white sheep in a paddock. How many black sheep must be removed so that 1/3 of the remaining sheep are black
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04/03/23

What is a quartic polynomial function with rational coefficients and roots of ±2 and 5i ?

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03/29/23

The triangle △ABC is right-angled with right angle at corner C and angle α (alpha) at corner A. Calculate the area of the triangle, given that c=|AB|=10, and that tan α(alpha) =3/7.
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03/29/23

The angle α , measured in radians, satisfies the inequalities π/2≤α≤π. Calculate tan α, if one knows that cos α=−(13/14 ). .
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03/28/23

If Thomas jumps in the air and his position is modeled by the equation y = 3x2 - 12x, how long is Thomas in the air?
If Thomas jumps in the air and his position is modeled by the equation y = 3x2 - 12x, how long is Thomas in the air?
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03/27/23

P(x) = x^4 + x^3 + x^2 + x + 11
Use Descartes' Rule of Signs to determine how many positive and how many negative real zeros the polynomial can have. Then determine the possible total number of real zeros. (Enter your answers as... more
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03/27/23

Can someone help me find the value of Sin X and Cos Y? What relationships do the rations of cos Y and sin X share?
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03/25/23

Can someone show me step by step how to solve this?
How to find an expression for  if  and g = −4t.
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03/24/23

Using Proportions
CD is the altitude to the hypotenuse of right triangle ABC. AD=2m and DB 3m. By using proportions compute the exact value of eachPlease help!
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