Find the integral. dx

A. -4(cot-1 x)5 + C
B.  + C
C. 4(cot-1 x)3 + C
D.  + C

Answer: B

Mathematics

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A. 31 gal
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D. 60 gal

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Factor completely. If the polynomial cannot be factored, say it is prime.x3 + 12x2 + 36x

A. x(x - 6)2 B. x(x + 6)2 C. x(x + 6)(x - 6) D. prime

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Use substitution to determine whether the system of linear equations has no solutions, one solution, or infinitely many solutions.x - 5 = yy + 3 = x

A. One B. Infinitely many C. No solutions

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Prove the identity.cos 4u = cos2 2u - sin2 2u

What will be an ideal response?

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