Evaluate the integral.5x dx

A. - x cot 5x + ln  + C
B.  x cot 5x -  ln  + C
C. - 5x cot 5x + 25 ln  + C
D. -  x cot 5x +  ln  + C

Answer: D

Mathematics

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Factor out the GCF from the polynomial.80x7y8 - 48x5y5 - 24x3y2

A. 8(10x7y8 - 6x5y5 - 3x3y2) B. 8x3y2(10x4y6 - 6x2y3 - 3) C. 8x3(10x4y8 - 6x2y5 - 3y2) D. -8x3y2(-10x4y6 - 6x2y3 + 3)

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The following expressions represent denominators of rational expressions. Find their LCD.2(a + 7) and 7(a + 7)

A. 14(a + 7)2 B. 14(a + 7) C. 9(a + 7)2 D. 9(a + 7)

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Decide whether the statement makes sense. Explain your reasoning.The 64 senators who were in favor of the bill were unable to end the filibuster so the bill did not pass.

What will be an ideal response?

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Simplify the exponential expression.x6 ? x-2

A.
B. x4
C. - 
D. -x4

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