Raymond B.

10/03/23

System of Equations

A motorboat maintained a constant speed of 11 miles per hour relative to the water in going 10 miles upstream and then returning. The total time for the trip was 5.5 hours. Use this information to... more

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Calculus

10/03/23

AP Calculus BC - Implicit Differentiation

If xy = x + y2, find d2y/dx2

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Math

10/03/23

f(x) = x ; horizontal shrink by a factor of 1/3

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Math

10/03/23

f(x) = x ; horizontal shrink by a factor of 1/3

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Calculus

10/03/23

What is the related rate of the problem

A ladder 13−−√13 meters long rests on horizontal ground and leans against a vertical wall. The foot of the ladder is pulled away from the wall at the rate of 0.30.3 m/sec. How fast is the top... more

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Geometry

10/02/23

What is an equation of the line that passes through the point (-7,3) and is perpendicular to the line x-y=9

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Math

10/02/23

Helppppppppppppppppp

The length of a rectangle is four times its width. If the perimeter of the rectangle is 70 m, find its length and width.

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Math

10/02/23

An object is dropped from the top of a tower with a height of 1170 feet. the height of the object at time t is given by the polynomial -16t^2+1170. find the height of the object at t=1 second

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Math Algebra 2 Linear Algebra

10/02/23

Math question from Algebra 2

Knowing that f(4) = 0, find all the zeros of f(x) = x³ -13x² +44x -32

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Answers •3

Algebra 1 Algebra 2

10/02/23

Rational Expressions Applications

Seth and Ted can paint a room in 3 hours if they work together. Because Ted is still an apprentice, if he were to work by himself, it would take him twice as long as it would take Seth working by... more

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Math

10/01/23

Math Question about Rational Numbers

Between 9 P.M. and 6:54 A.M., the water level in a swimming pool decreased by 11/20 in. Assuming that the water level decreased at a constant rate, how much did the water level drop each hour?

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Calculus

10/01/23

Calculus Question

At noon, ship A is 10 miles due west of ship B. Ship A is sailing west at 19 mph and ship B is sailing north at 25 mph. How fast (in mph) is the distance between the ships changing at 4 PM?

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Math

10/01/23

Figure QQ was rotated about the center shown by 27 0 ∘ 270 ∘ 270, degrees counterclockwise. Which figure is the image of QQ?

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Math

10/01/23

Expanded form true or false

620.059=6x100+2x10+5x1/10+9x1/1000 is true or false

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Answers •1

Math

10/01/23

Expanded form true or false

620.059=6x100+2x10+5x1/10+9x1/1000 is true or false

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Calculus Precalculus Trigonometry

10/01/23

Use the Law of Sines

Use the Law of Sines to solve for all possible triangles that satisfy the given conditions. (If an answer does not exist, enter DNE. Round your answers to one decimal place. Below, enter your... more

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Calculus Precalculus Trigonometry

10/01/23

The area 𝒜 of a triangle with sides of lengths a and b and with included angle 𝜃 is given by the formula 𝒜 = ______ .

The area 𝒜 of a triangle with sides of lengths a and b and with included angle 𝜃 is given by the formula 𝒜 = ______ . So the area of the triangle with sides 4 and 5 and included angle 𝜃 = 30° is_____ more

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Calculus Precalculus Trigonometry

10/01/23

Find the indicated side x. (Use either the Law of Sines or the Law of Cosines, as appropriate. Assume a = 46 and c = 43. Round your answer to one decimal place.) x =

Find the indicated side x. (Use either the Law of Sines or the Law of Cosines, as appropriate. Assume a = 46 and c = 43. Round your answer to one decimal place.)x =

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Calculus Precalculus Trigonometry

10/01/23

Find the indicated side x. (Use either the Law of Sines or the Law of Cosines, as appropriate. Assume ∠A = 40° and ∠B = 105°. Round your answer to two decimal places.) x =

Find the indicated side x. (Use either the Law of Sines or the Law of Cosines, as appropriate. Assume ∠A = 40° and ∠B = 105°. Round your answer to two decimal places.)x =

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Answers •1

Calculus Precalculus Trigonometry

10/01/23