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Evaluating definite integrals Evaluate the following
Chapter 4, Problem 46E(choose chapter or problem)
QUESTION:
Evaluating definite integrals Evaluate the following definite integrals.
\(\int_{6}^{6 \sqrt{3}} \frac{x^{2}}{\left(x^{2}+36\right)^{2}} d x\)
Questions & Answers
QUESTION:
Evaluating definite integrals Evaluate the following definite integrals.
\(\int_{6}^{6 \sqrt{3}} \frac{x^{2}}{\left(x^{2}+36\right)^{2}} d x\)
ANSWER:Solution:-
Step1
Apply integral substitution
f(g(x)).g’(x) dx=f(u) du
Where, u=g(x)
x=6u dx=6du
=du
=du
Step2
Take the partial fraction of
:
=du
=du)
= arctan(u)
du=
Step3
Again apply integral s