JEE MATHEMATICS MCQ: DEFINITE INTEGRATION

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Application +4 | -1

The integral

\int\limits_ {\sqrt{\ln 5}}^{\sqrt{\ln 7}} \frac{x \cos x^2 d x}{\cos \left(\ell n 35-x^2\right)+\cos x^2}

is equal to

View answer and explanation

Correct option: A

\frac{1}{4} \ln \frac{7}{5}

Option B (

\frac{{1}}{{4}} \ln \frac{{7}}{{5}}

) is correct because it represents the value of the definite integral.

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