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OpenStudy (anonymous):
If f(x)=√9x find f′(x).
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OpenStudy (bahrom7893):
f(x) = 3sqrt(x) = 3x^(1/2)
OpenStudy (bahrom7893):
f'(x) = (3/2)x^(-1/2) = 3/(2sqrt(x))
OpenStudy (anonymous):
how did u get f(x) = 3sqrt(x)
OpenStudy (anonymous):
youre allowed to sqrt the 9 even though its conected to x?
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