y = x^2 − 2*x − 24*sqrt(x) - i) find dy/dx ii) find d^2y/dx^2
Solved by differentiation with respect to x,i) dy/dx = 2x - 2 - 12x^(-1/2)ii) d^2y/dx^2 = 2 + 6*x^(-3/2)
DG
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