jee-main 2020 Q65

jee-main · India · session1_07jan_shift2 Indefinite & Definite Integrals Definite Integral Evaluation (Computational)
The value of $\alpha$ for which $4 \alpha \int _ { - 1 } ^ { 2 } e ^ { - \alpha | x | } d x = 5$, is
(1) $\log _ { e } 2$
(2) $\log _ { e } \left( \frac { 3 } { 2 } \right)$
(3) $\log _ { e } \sqrt { 2 }$
(4) $\log _ { e } \left( \frac { 4 } { 3 } \right)$ 
The value of $\alpha$ for which $4 \alpha \int _ { - 1 } ^ { 2 } e ^ { - \alpha | x | } d x = 5$, is\\
(1) $\log _ { e } 2$\\
(2) $\log _ { e } \left( \frac { 3 } { 2 } \right)$\\
(3) $\log _ { e } \sqrt { 2 }$\\
(4) $\log _ { e } \left( \frac { 4 } { 3 } \right)$
Paper Questions
Q2 Q3 Q4 Q5 Q6 Q8 Q9 Q16 Q17 Q18 Q19 Q20 Q21 Q22 Q24 Q25 Q51 Q52 Q53 Q54 Q55 Q56 Q57 Q58 Q59 Q60 Q61 Q62 Q63 Q64 Q65