Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = - ,   < ? < 2?Find cos .

A.
B. - 
C. - 
D.


Answer: D

Mathematics

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Evaluate the integral.

A. sin-1  - 2 + C
B. 9 tan-1  -  + C
C.  tan-1  +  + C
D. 9 sin-1  -  + C

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Determine whether or not B = A-1.A =   B =  

A. Yes B. No

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Determine whether the statement is true or false. ? 3

A. False B. True

Mathematics

Simplify.

A.
B.
C. cd
D.

Mathematics