Use a calculator to evaluate the expression.(-2)4

A. -8
B. 16
C. 8
D. -16


Answer: B

Mathematics

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Use a half-angle formula to find the exact value of the expression.cos 

A. - 
B.
C.
D. - 

Mathematics

Perform the indicated operation and write the answer in simplest form.

A. 6
B. 12
C. 6
D. 5

Mathematics

List the numerical coefficient of each term.-22.8x2y - 37.3xy2 + xy

A. -22.8, -37.3, 1 B. -22.8, -37.3, 0 C. -22.8, 37.3, 0 D. -22.8, 37.3, 1

Mathematics

The simplex tableau shown gives what information about the solution to a linear programming problem.

A. unique solution B. multiple solutions C. unbounded solution D. no feasible solution

Mathematics