Simplify the expression.6(-2x + 2) + 4(x - 1)

A. -8x + 1
B. -4x
C. 12x + 8
D. -8x + 8


Answer: D

Mathematics

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Evaluate the integral by using a substitution prior to integration by parts.

A. ln (10x + 10x2) + ln (x +1) + C B. ln (10x + 10x2) - 2x + C C. xln (10x + 10x2) + C D. xln (10x + 10x2) + ln (x +1) - 2x + C

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Graph the parabola.(y - 2)2 = 6(x - 2)

A.

B.

C.

D.

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Find an equation in slope-intercept form (where possible) for the line.Through (0, 1), m = 

A. y = - x - 1
B. y = - x + 1
C. y = x - 1
D. y = x + 1

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Find the cross-product and determine whether the proportion is true or false. = 

A. 0.288 ? 0.36; false B. 0.24 ? 0.432; false C. 0.288 = 0.288; true D. 0.36 = 0.36; true

Mathematics