Calculate the antiderivative:
f(x) = ∫ 4x1/2 dx
f(x) = (2/3)(4x3/2) + C now use f(4) = 21 to calculate C
21 = (2/3)(4(4)3/2) + C
C = -1/3
Therefore, f(x) = 8/3x3/2 - 1/3
Bethany N.
asked • 03/06/22suppose df/dx=4x^1/2. If f(4)=21, then f(x)=?
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