MCQ
$\int_{ - 1}^1 {{{\sin }^{11}}x\,dx} $ is equal to
- A$\frac{{10}}{{11}}.\frac{8}{9}.\frac{6}{7}.\frac{4}{5}.\frac{2}{3}$
- B$\frac{{10}}{{11}}.\frac{8}{9}.\frac{6}{7}.\frac{4}{5}.\frac{2}{3}.\frac{\pi }{2}$
- C$1$
- ✓$0$
therefore $\int_{ - 1}^1 {{{\sin }^{11}}x\,\,dx} = 0$.
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$y=\log _{10} x+\log _{10} x^{1 / 3}+\log _{10} x^{1 / 9}+\ldots . .$ upto $\infty$ terms and $\frac{2+4+6+\ldots+2 \mathrm{y}}{3+6+9+\ldots+3 \mathrm{y}}=\frac{4}{\log _{10} \mathrm{x}}$, then the ordered pair $(x, y)$ is equal to :
(The inverse trigonometric functions take the principal values)