سا (a) From the definition of derivatives determine dy÷dx if y = -2÷x

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Explanation:

Given:
y = -(2)/(x)

Derivative of a power function
x^n :

(d)/(dx)(x^n) = nx^(n-1)

Therefore,

(dy)/(dx)=-2(-1)x^(-2) = (2)/(x^2)

Crew HaXor answered Sep 5, 2022

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