Use the power rules for exponents to simplify. Write the answer in exponential form.(5x2y2)3

A. 5x6y6
B. 125x5y5
C. 5x5y5
D. 125x6y6


Answer: D

Mathematics

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Evaluate -(-x) for the given value of x.x = -32.90

A. 32.9 B. -32.90 C. -0.03 D. 0.03

Mathematics

Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = - ,   < ? < 2?Find sin(2?).

A.
B.
C. - 
D. - 

Mathematics

Solve the system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent.

A. x = 2, y = -2; (2, -2) B. x = -2, y = -2; (-2, -2) C. inconsistent D. x = -2, y = 2; (-2, 2)

Mathematics

Add.

A. 376 B. 547 C. 763 D. 673

Mathematics