If the rate of increase of $\frac{x^2}{2}-2 x+5$ is twice the rate of decrease of it, then x is
Answer & explanation
Correct answer: option 1
$\frac{dy}{dx}=x-2$ ∴ by given condition
x – 2 = –2 (x – 2) ⇒ x = 2.
If the rate of increase of $\frac{x^2}{2}-2 x+5$ is twice the rate of decrease of it, then x is
Correct answer: option 1
$\frac{dy}{dx}=x-2$ ∴ by given condition
x – 2 = –2 (x – 2) ⇒ x = 2.