5

-5

10

None

অধিবৃত্ত

উপবৃত্ত

পরাবৃত্ত

কোনটিই নয়

10/3

3

1/3

None

2

-2

2

None

2/5

1/3

8/25

None

10

11

9

None

$\frac{1}{\sqrt{134}}(2\overline{i}+3\overline{j}+11\overline{k)}$

$\frac{1}{\sqrt{19}}(3\overline{i}+\overline{j}-3\overline{k)}$

$\frac{1}{\sqrt{51}}(\overline{i}+7\overline{j}+\overline{k)}$

None of these

4

-16/3

17

None

4 or -1

-4 or+1

$\frac{1}{4}$ or -1

None

$se{c}^{-1}x+c$

$cose{c}^{-1}x+c$

$-x^2\sqrt{x^2-1+c}$

None of these

$\frac{20!}{x^{20}}$

$\frac{20!}{x^{21}}$

$\frac{21!}{x^{21}}$

None

$\frac{\cos \sqrt{x}}{4\sqrt{x}\sqrt{\sin \sqrt{x}}}$

$\frac{\sin \sqrt{x}}{4\sqrt{4\cos \sqrt{x}}}$

$\frac{\cos \sqrt{x}}{4\sqrt{x}\sqrt{4\sin \sqrt{x}}}$

None of these

1/4

1/5

1/6

None

$\frac{x}{3\sqrt[3]{(5x^2-4)}}$

$\frac{10x}{3\sqrt[3]{(5x^2-4{)}^2}}$

$\frac{10x}{3\sqrt[3]{(5x^2-4{)}^2}}$

None of these

5

25

7

None

$30°$

$45°$

$60°$

None

(0,10) and (0-10/3)

(0,10) and (0,10/3)

(0,-10) and (0,10/3)

None of these

$y^2$ -4x+6y+25=0

$x^2$ -4y-8x+4=0

$y^2$ -16x+6y+73=0

None of these

$3\sqrt{2}$

4

$\sqrt{10}$

None

1106.8m

553.4 m

1660.2 m

None

7/21

13/21

6/21

None

>[[a]-[b]]

$\ge$[[a]-[b]]

=[[a]-[b]]

None

i

-i

-1

None

6

7

5

None

log 2

2 log 2

2 log 2-1

None

$2\sqrt{1+\tan x+}c$

$\sqrt{1+\tan x+}c$

$2\sqrt{1+\tan x}$

None of these

30$°$

120$°$

60$°$

None

14.72m

88.29m

44.15m

None

33.33 kg

50 kg

25 kg

None

3

-3

9

None