C1=4/3 (cos 5pi/4 + i sin 5pi/4) C2= 3 (cos pi/4+ i sin 5pi/4)

C1=4/3 (cos 5pi/4 + i sin 5pi/4) C2= 3 (cos pi/4+ i sin 5pi/4)

I need help with this problem because I do not know how to get started on it.

Outside temperature over a day can be modeled as a sinusoidal function. Suppose you know the temperature is 45 degrees at midnight and the high and low temperature during the day are 50 and 40 degrees,...

Can someone provide me a solution for this problem? Two boats leave Whitby harbor at the same time. One boat heads 19km to its destination in Lake Ontario. The second boat heads on a course 70o...

cos(11pi/12)cos(7pi/12)+sin(11pi/12)sin(7pi/12)

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...

sinθ=-√5/5, 3pi/2 <θ<2pi Find sin θ/2

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?

Prove That ? Cos306°+Cos234°+cos162°+cos18° =0 Please Explain This Question.

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...

I don't understand what I'm supposed to do to find the answer to this question

i) determine the exact values of x,y, and r ii) sketch angle θ in standard position iii) determine the principal angle θ and the related acute angle B to the nearest degree a)...

Use trig identities to verify -sin^2x+csc^2x-cos^2x=cot^2x

(tan(4pi/5)-tan(2pi/15))/(1+tan(4pi/5)tan(2pi/15))

A. A bullet is shot at a target 200 feet away. If the bullet shot at a height of 5 feet with an initial velocity of 150 f/s at an angle 10° with the horizontal, when will it reach its target...

1) A rock is tossed at an initial velocity of 50 m/A at an angle of 8° from the ground. Acts 0.8 seconds how far will the rock travel horizontally and vertically? 2) A toy rocket is...

u=v+w u=v-w u=4v+3w u=5v-2w

finding cot theta=5 in the unit circle. finding the x values

x=2t+3 y=t-4