January 16, 2017

Homework Help: MATH

Posted by gf on Wednesday, November 7, 2007 at 12:01am.

Please help me with these problems. Work and answer is appreciated! :) thanks.

1. Find on the interval theta is greater than or equal to 0 and less than 2pi; then find the general solution:

2.Find all solutions to 5cos(2pi x)=3 on the interval of x is greater or equal to 0 and less than or equal to 3.

3.Find # of solutions to cos(4x)=.724 on the interval of theta is greater or equal to 0 and less than 2pi

4.The angle of elevation from an airport to plane is 5 degrees. The altitude of the plane is 25000 ft. What is the distance from the plane to the airport?

5.A satellite launched into space reaches its farthest pt north of the equator 30 min after the launch. It reaches its farthest south of equator, distance of approx 2000 km, 90 min after that. If it takes the satellite 3 hours to orbit the earth, find an equation to model the satellites distance from the equator. (t=time)


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