Math, asked by gani123, 1 year ago

5a) find the derivative of root by x using first principle

Answers

Answered by dhathri123
1
given f(x)=√x


then f(x+h)-f(x)/h= √x+h-√x/h


by rationalising we get, x+h-x/h(√x+h+√x)

1/√x+h+√x


by first principle, derivative is Lt h---->0. f(x+h)-f(x)/h

= 1/2√x


I hole this will help u ;)


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