Simplify.(-2a)3

A. -8a
B. -8a3
C. -6a3
D. -6a

Answer: B

Mathematics

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Evaluate the integral by using multiple substitutions. dx

A. (1 + sin2 x)3/2 + C
B.  + C
C. (1 + cos2 (x - 10))3/2 + C
D. (1 + sin2 (x - 10))3/2 + C

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Mathematics

Perform the indicated operation without the use of a calculator and express each answer in decimal notation.

A. 60,000 B. 0.06 C. 0.00001667 D. 0.0006

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Mathematics

A line passes through the two points P(5, 5),and Q(-1, -1). Write the equation in slope-intercept form.

What will be an ideal response?

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Mathematics

Evaluate the determinant.

A. 353 B. -360 C. 360 D. -367

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Mathematics