Find the exact value. cos(5? / 12)

What will be an ideal response?


Mathematics

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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the . y = sec x, y = tan x, x = 0, x = 

A.
B.
C.
D.

Mathematics

Use the rules for exponents to rewrite the expression and then evaluate the new expression. 

A. -36 B. 1 C. 0 D. -5

Mathematics

Solve the problem.How much money should you invest now in order to have $80,000 in 21 years? Assume that the money earns interest at 2.6%, compounded annually?

A. $27,220.80 B. $9262.15 C. $46,665.44 D. $40,000.00

Mathematics

Simplify the radical. Assume that all variables represent positive real numbers.

A. 2x
B. 2x 
C. x
D. 2x

Mathematics