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Describe an appropriate substitution that simplifies and explain in one concise…
MATHEMATICS · Subjective · CBSE · Mathematics · Integrals · Integrals
Problem
Describe an appropriate substitution that simplifies
∫
2
x
x
2
+
4
d
x
\displaystyle \int \frac{2x}{x^{2}+4}\,dx
∫
x
2
+
4
2
x
d
x
and explain in one concise sentence why your choice is effective.
Related theory
Integration Techniques
Integration by Substitution
Integrals
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