JEE PYQ: Definite Integration Question 32
Question 32 - 2020 (07 Jan Shift 2)
The value of $\alpha$ for which $4\alpha \int_{-1}^2 e^{-\alpha|x|},dx = 5$, is:
(1) $\log_e 2$
(2) $\log_e\left(\dfrac{3}{2}\right)$
(3) $\log_e \sqrt{2}$
(4) $\log_e\left(\dfrac{4}{3}\right)$