<PRE><B>Question 1190553</B>
Find dy/dx for the following functions of x. 
a) f(x) = 4x^2(3-√x)
f(x) = 12x^2 - 4x^2.5
dy/dx = 24x - 10x^1.5 = {{{24x^2 - 10x*sqrt(x)}}}
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(1-x)(4x-1)/√x
= (-4x^2 + 5x - 1)/sqrt(x)
dy/dx = {{{((-8*x+5)*sqrt(x)-(-4*x^2+5*x-1)*0.5/sqrt(x))/x}}}

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