# HW8 - Math 2312 Homework 8 Section 5.3 1 Find all solutions...

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Math 2312 Homework 8 Due: Wednesday, July 21, 2010, at the beginning of class Section 5.3 1. Find all solutions of the equation in the interval : ) 2 , 0 [ 0 1 cot 3 2 x 2. Find all solutions of the equation in the interval : ) 2 , 0 [ 0 2 cos sin 2 2 x x 3. Solve the equation. 2 3 2 sin x 4. On the given interval, find the zeros of f , the open subintervals where 0 ) ( x f , and the open subintervals where 0 ) ( x f . ) 2 , 0 [ sin cos sin ) ( x x x x f (Hint: find values of x that make f(x)=0, then perform a sign analysis on the intervals between these values of x to determine whether f is positive or f is negative.) Section 5.4 5. Find the exact values of the sine, cosine, and tangent of the angle by using a sum or difference formula: 12 7 6. Find the exact value of the expression 16 3 sin 16 sin 16 3 cos 16 cos Section 5.5 7. Find the exact solutions of the equation in the interval

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HW8 - Math 2312 Homework 8 Section 5.3 1 Find all solutions...

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