Graph the piecewise function.f(x) = 

A.

B.

C.

D.


Answer: D

Mathematics

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Use the half-angle formulas to simplify the given expression.

A.  cos 14?
B. 2 cos 14?
C.  sin 14?
D. 2 cos 14?

Mathematics

Use the square root property to solve the equation.x2 = 105

A. {}
B. {15}
C. {-}
D. {}

Mathematics

Graph the function.f(x) = 

A.

B.

C.

D.

Mathematics

Solve the inequality. + 6 > 15

A. (-?, -9) B. (-?, -15) ? (15, ?) C. (-?, -9) ? (9, ?) D. ?

Mathematics