11/11/20

math please help mee
, how far will it The angle of depression from the tip of an airplaneas it descends towards the landing strip is 58degrees. If the plane is currently at an altitude of 4.5 kilometres, how far will... more
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11/11/20

A piece of cardboard measuring 12 inches by 13 inches is formed into an open-top box by cutting squares with side length x from each corner and folding up the sides.
A piece of cardboard measuring 12 inches by 13 inches is formed into an open-top box by cutting squares with side length x from each corner and folding up the sides.Find a formula for the volume of... more
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11/11/20

How do you do this:)
 Let f(x)=5x-1. Complete the table of inputs and outputs. X -3 -1 0 2 5 f (x)
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11/11/20

Algebra homework help
The current of a river is 2 miles per hour. A boat travels to a point 15 miles upstream and back in 4 hours. What is the speed of the boat in still water?
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11/11/20

Addition or Subtraction Formula

Use an addition or subtraction formula to complete the following two steps: write the expression as a trigonometric function of one number, and then find its exact value. Do not use a... more
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11/11/20

Please Help Algebra Word Problem
An arrow is shop upward from a platform 40ft high with an initial velocity of 224 ft per sec. Its height h in feet after t seconds is given by the equation below. At what time will the arrow be at... more
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11/11/20

Write the equation of the line through each point. Use slope-intercept form. through (—6, 2) and perpendicular to x = -2

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11/11/20

What is the equation of the line that is parallel to y = -4x + 2 and passes through the point (2, -5)
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11/11/20

Given QS=5x-2,QS=5x−2, QR=3x-6,QR=3x−6, and RS=4x-2,RS=4x−2, determine the numerical length of \overline{RS}. RS
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11/11/20

How high (in feet) is the mountain?
A survey team is trying to estimate the height of a mountain above a level plain. From one point on the plain, they observe that the angle of elevation to the top of the mountain is 26∘. From a... more
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11/11/20

how would you set this up? I tried to do sin(25)=x/275 but it didn't work. please help
A radio tower is located 275 feet from a building. From a window in the building, a person determines that the angle of elevation to the top of the tower is 41∘ and that the angle of depression to... more
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11/11/20

Find a positive angle less than 360 that is coterminal with -875 degrees
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11/11/20

Use the given information to find the values of the remaining five trigonometric functions. (Enter your answers in exact form.)
tan(x) = -5, (π/2) < x < π
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11/10/20

What is the equation of a line that has a slope of 6 and passes through the point (1, 2)?
I NEED THIS FAST PLZZZZZZ
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11/10/20

Algebra Word problems

Baskets of tomatoes cost $3 each and bags of onions cost $4 each. A customer purchases x baskets of tomatoes and y bags of onions.What does the expression 3x+4y represent?
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11/10/20

The left and right page numbers of an open book are two consecutive integers whose sum is 533. Find these page numbers
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11/10/20

If tan θ = 7/2 and cot ϕ = 11/13, with θ and ϕ in the first quadrant, find the exact value of sin ( θ − ϕ ).
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11/10/20

find the sum of 7+1-5-11-...............-299
find the sum of 7+1-5-11-...............-299
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11/10/20

Quadratic Equations
A rectangular garden had dimensions 6m by 8m. Leonard wants to build a path around the garden. He has 120m^2 of bricks. How wide is the pathway?
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11/10/20

Describe the interval(s) on which the function is continuous. (Enter your answer using interval notation.) f(x) = x2 − 9 x − 3 , x ≠ 3 6, x = 3
Describe the interval(s) on which the function is continuous. (Enter your answer using interval notation.) f(x) =  x2 − 9 x − 3 ,      x ≠ 3 6, x = 3
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11/10/20

Quadratic Equations
When two pumps are turned on they can fill the pond at Helmut's farm in seven hours. individually, one pump takes two hours longer than the other to fill the pond. Find the time to fill the pond by... more
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11/10/20

Related Rates, equation
Solve the equation for the indicated variable.P = 2l + 2w;  for w w =
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11/10/20

Find the length and width of a rectangle that has a perimeter of 32 meters and a maximum area.
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11/10/20

How fast is the bike moving in mph (to two decimal places)
A bicycle with 19-in.-diameter wheels has its gears set so that the chain has a 7-in. radius on the front sprocket and 3-in. radius on the rear sprocket. The cyclist pedals at 190 rpm.a) Find the... more
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11/09/20

From the top of a 214-ft lighthouse, the angle of depression to a ship in the ocean is 15°. How far is the ship from the base of the lighthouse?

From the top of a 214-ft lighthouse, the angle of depression to a ship in the ocean is 15°. How far is the ship from the base of the lighthouse? distance = in feet
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