Question
Evaluate the following integrals:
$\int2\text{x}\sec^3\big(\text{x}^2+3\big)\tan\big(\text{x}^2+3\big)\text{dx}$
$\int2\text{x}\sec^3\big(\text{x}^2+3\big)\tan\big(\text{x}^2+3\big)\text{dx}$
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vectors in terms of $\bar{a}$ and $\bar{b}$.
1.$\overline{\mathrm{PR}}$
2.$\overline{\mathrm{PM}}$
3.$\overline{\mathrm{QM}}$
If $\int_a^a \sqrt{x} d x=2 a \int_0^{\pi / 2} \sin ^3 x d x$, find the value of $\int_a^{a+1} x d x$.