$\frac{x}{\log x}+c$

$\frac{{\displaystyle 1}}{{\displaystyle x}}+c$

$x \log x+c$

$x \log x-x+c$

$-8$

$-10$

$\sqrt{10}$

$8$

6/5

7/5

8/5

-8/5

2

4

16

কোনোটিই নয়

6

4

3

5

$\mathrm{\pi }$

$2\mathrm{\pi }$

$\mathrm{\pi }/2$

$3\mathrm{\pi }$

3

4

5

6

$4{\mathrm{\pi r}}^2$

${\mathrm{\pi r}}^2$

$\raisebox{1ex}{$4$}\!\left/ \!\raisebox{-1ex}{$2$}\right.{\mathrm{\pi r}}^2$

$4\mathrm{\pi r}$

27

81

36

45

$\frac{1-{\tan }^2\theta }{1+{\tan }^2\theta }$

$\frac{{\displaystyle 1+{\tan }^2\theta }}{{\displaystyle 2{\tan }^2\theta }}$

$\frac{{\displaystyle 2{\tan }^2\theta }}{{\displaystyle 1+{\tan }^2\theta }}$

$\frac{{\displaystyle \tan \theta }}{{\displaystyle 1+{\tan }^2\theta }}$

$-\frac{3}{4}$

$-\frac{1}{4}$

$\frac{3}{4}$

$\frac{{\displaystyle 1}}{{\displaystyle 4}}$

$\mathrm{\pi }$

$\mathrm{\pi }/2$

$2\mathrm{x}+3$

$-\mathrm{\pi }/2$

1

2

n

n/2

$0°$

$45°$

$90°$

$60°$

$n\mathrm{\pi }\pm (-1{)}^{\mathrm{n}} \mathrm{\pi }/6$

$2\mathrm{n\pi }\pm \mathrm{\pi }/6$

$\mathrm{n\pi }\pm \mathrm{\pi }/6$

কোনোটিই নয়

$\frac{1}{\log x}$

$\frac{{\displaystyle 2}}{{\displaystyle \log x}}$

$\frac{{\displaystyle 1}}{{\displaystyle 2 \log x}}$

$\frac{{\displaystyle 1}}{{\displaystyle x \log x}}$

বিষমবাহু

স্থুলকোনী

সমকোনী সমদ্বিবাহু

কোনোটিই নয়

$9!$

$\frac{11!}{2\times 2}$

$9!\times 2\times 2$

$11!\times 2$

2(e + 1)

2(1 - e)

(e + 1)

2(e - 1)

$\frac{1}{2}$

$2$

$-2$

$\frac{2}{3}$