🛠️ JEE➗ Maths

\({\int }_{0}^{1}\frac{1}{\left(5+2x-2{x}^{2}\right)\left(1+{e}^{(2-4x)}\right)}dx=\frac{1}{\alpha }{\log }_{e}\left(\fr…

Q1

\({\int }_{0}^{1}\frac{1}{\left(5+2x-2{x}^{2}\right)\left(1+{e}^{(2-4x)}\right)}dx=\frac{1}{\alpha }{\log }_{e}\left(\frac{\alpha +1}{\beta }\right).\) \(\alpha ,\beta ,>0\), then \({\alpha }^{4}-{\beta }^{4}\) is equal to:

[JEE Main 2023, 15 Apr (Shift 1)]

a

21

b

0

c

19

d

-21

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