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OpenStudy (anonymous):
Is the derivative of tan^-1 (x^2 + 2) = 1/(1+(x^2 +2)^2) • 2x ?
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OpenStudy (anonymous):
y=arcTg(x²+2)->Tg(y)=x²+2 ->y'*sec²(y)=2*x-> ->y'=2x/(sec²(y))->y'=2x/(1+tg²(y))=2x/(1+(x²+2)²)
OpenStudy (anonymous):
@DurableToaster
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