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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) $\log_e\left(\dfrac{4}{3}\right)$

Show Answer

Answer: (1)


Learning Progress: Step 32 of 51 in this series