163T3Rev1

# 163T3Rev1 - Math 163 Test 3 Review Ch 7,8 1 Name Find the...

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Math 163 Name:_____________ Test 3 Review Ch. 7,8 1. Find the exact value of the following inverse functions. a. 3 1 arctan b.  - 2 1 arccos c. 1 cot arcsin 3 - 2. Find the exact value of the following inverse trigonometric equation.  - - 5 4 arctan 13 5 arcsin cos 3. Verify the following identity. x x x x cos 1 sin sec sec 1 2 - = + 4. If 0 cos 3 ) csc( ; 0 cot 2 3 ) sec( < = < = v and v and u and u then find the exact value of the following. a. ) sin( v u - b. ) 2 tan( u c. 2 cos v

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5. Solve the following over the interval ) 2 , 0 [ π . a. 3 cos 2 sin 4 2 2 = + x x b. cos(3x) = -cos(6x) 6. Express in terms of the cosine function with exponent 1: ( 29 4 cos 2 x 7. Given two vectors, 4,5 , 3,2 a b = - = , find the following: a. a b v b. angle between the two vectors c. a comp b 8. Find the work done when a force
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163T3Rev1 - Math 163 Test 3 Review Ch 7,8 1 Name Find the...

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