Find the exact value of the real number y.y = sin-1

A.
B. - 
C.
D.


Answer: A

Mathematics

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Solve the problem by estimating.Don traveled for 4 weeks in Africa last year and spent $2421 while he was there. Estimate the average amount he spent each day. Round the number of days to the to the nearest ten and the amount of money spent to the nearest hundred.

A. $800 B. $80 C. $700 D. $70

Mathematics

Answer the question.Which one of the equations below matches the graph?

A. y = -2 sin
B. y = 2 cos
C. y = 2 sin
D. y = 2 cos

Mathematics

Simplify by combining like terms. Write the final answer with descending powers.2x + 4x 

A. 6x2 B. 5x C. 6x D. -8x

Mathematics

Find the decimal approximation for the radical. Round the answer to three decimal places if necessary.

A. 16.956 B. 6.6 C. 2.200 D. 4.118

Mathematics