Express the complex number in polar form and use DeMoivreʹs Theorem to find the given power. Write your answer in rectangular form. Give your answer in exact form unless otherwise specified. 29)...

Express the complex number in polar form and use DeMoivreʹs Theorem to find the given power. Write your answer in rectangular form. Give your answer in exact form unless otherwise specified. 29)...

Two points A and B are on opposite sides of a building. A surveyor chooses a third point C 76 yd from B and 102 yd from A, with angle ACB measuring 55.6°. How far apart are...

A force of 501 lb is required to pull a boat up a ramp inclined at 25° with the horizontal. How much does the boat weigh?

Suppose that a weight on a spring has initial position s(0) and period P. If s(0) = -5 in. and P = 2.5 sec, find a function s given by s(t) = a cos ωtthat models the displacement of the weight...

Two wheels are rotating in such a way that the rotation of the smaller wheel causes the larger wheel to rotate. The radius of the smaller wheel is 10.6 centimeters and the radius of the larger...

Find the product. Write the product in rectangular form, using exact values. [4 cis 300°] [5 cis 120°]

Find the following quotient, and write the quotient in rectangular form, using exact values. 8(cos 90° + i sin 90°)/3(cos 30° + i sin 30°)

Find the angle between the given vectors to the nearest tenth of a degree. a = 7i + 2j, b = -6i + 6j

A projectile is fired with an initial velocity of 500 feet per second at an angle of 45° with the horizontal. In how many seconds will the projectile strike the ground? (Round your answer to the...

Two points A and B are on opposite sides of a building. A surveyor chooses a third point C 76 yd from B and 102 yd from A, with angle ACB measuring 55.6°. How far apart are...

Lookout station B is located 5 mi due east of station A. The bearing of a fire from A is S 9°20ʹW and the bearing from B is S32°40ʹW. Determine the distance from the fire to B (to the...

Bob is driving along a straight and level road straight toward a mountain. At some point on his trip, he measures the angle of elevation to the top of the mountain and finds it to be...

Bob is driving along a straight and level road straight toward a mountain. At some point on his trip, he measures the angle of elevation to the top of the mountain and finds it to be...

Lookout station B is located 5 mi due east of station A. The bearing of a fire from A is S 9°20ʹW and the bearing from B is S32°40ʹW. Determine the distance from the fire to B (to the...

I know that you can solve for the x intercept by solving the numerator, but when I did that and got 2, it said the correct answer was that there was no x intercept. Can someone explain this...

F(n)=2f(n-1)+4

I need help for my math test.

true or false

Trying to figure out if this is the best answer to this question

The Salem Witch Trials were dangerous.