Question

найдите производную функции f(x)=x^2+x-2

Answer 1

f'(x)=2x+1

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Answer 2

$f(x)=x^2+x-2\\\\f'(x)=(x^2+x-2)'=(x^2)'+(x)'-(2)'=\boxed{2x+1}\\\\\\(x^n)'=n\cdot x^{n-1}\\(n\cdot x)'=n$