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In the integral
MATHEMATICS · Subjective · CBSE · Mathematics · Integrals · Integrals
Problem
In the integral
∫
6
x
cos
(
x
2
)
d
x
\displaystyle \int 6x \cos(x^{2})\,dx
∫
6
x
cos
(
x
2
)
d
x
, which expression of
x
x
x
would you select as a single new variable so that the entire integrand can be rewritten in terms of that variable alone? Write the substitution
u
u
u
in terms of
x
x
x
.
Related theory
Integration Techniques
Integration by Substitution
Integrals
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