Which answer choice is the correct indefinite integral of the following function? f(x) = (-sin(7x^6 +7)) (-378x^5) ○ a) -9 cos(7x^6 + 7) +C O 18 b) 1 cos(7x^6 + 7)+C 7 9 ○c) -2cos(7x^6 + 7)+C ○ d) -54 cos(7x^6 + 7) +C
Added by Emma P.
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Let u = 7x^6 + 7. Then du = 42x^5 dx. Show more…
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