Use reference angles to find the exact value of the expression. Do not use a calculator.tan 

A.
B. -1
C. 1
D.

Answer: C

Mathematics

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Evaluate the integral.

A.  + 2
B.  - 
C. ln  - 
D.  + 

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Solve the problem. = 100 terms

A. 40,200 B. 39,798 C. 19,899 D. 20,100 E. none of these

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Find the domain of the rational function.h(x) = 

A. {x|x ? 0, -9, 2} B. {x|x ? -2, 9} C. {x|x ? 0, -2, 9, 140} D. {x|x ? 0, -2, 9}

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Provide an appropriate response.Which one of the following methods cannot be used to solve the equation 

A. Completing the square B. Factoring C. All of the methods can be used. D. Quadratic formula

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