Express the integrand as a sum of partial fractions and evaluate the integral.dx

A. ln  -  + C
B. tan-1(5x) -  - + C
C.  tan-1(25x) +  + C
D.  tan-1(5x) -  + C


Answer: D

Mathematics

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What will be an ideal response?

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Factor the difference of two squares.4x2 - 49

A. (2x - 7)2 B. (2x + 7)(2x - 7) C. (2x + 7)2 D. prime

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Simplify the expression and write the answer without negative exponents.

A.
B. x9
C.
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Mathematics