Evaluate the integral.

A.  ln2(sinh x) + C
B. cosh x ln(sinh x) + C
C.  ln2(cosh x) + C
D. coth2x + C

Answer: A

Mathematics

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A. ? + s + 4
B. ? - s - 8
C. ? + s + 4
D. ? + s + 6

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A. 4x B. 3x C. 7x D. 3x + 1

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Simplify by removing grouping symbols and combining like terms.4a - {6b - 4[a - (b + 5a)]}

A. 13a - 3b B. 28a - 10b C. 20a - 2b D. -12a - 10b

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Provide an appropriate response.If x3 ? f(x) ? x for x in [-1,1], find f(x) if it exists.

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