3x + 2y =1

3x + 2y =1

2x - 2y =5

-3x + 2y =1

$x^2-x+2=0$

$x^2-x-2=0$

$x^2-x+2=0$

$x^2+x-2=0$

A=1 , B=1

A=1, B=0

A =5 , B=4

A =0 , B=2

${\log }_e(e^x+e^{-x})$

$e^x-e^{-x}$

${\tan }^{-1}\left(e^x\right)$

$\frac{1}{e^x-e^{-x}}+c$

13 মিটার

9 মিটার

5 মিটার

4 মিটার

4

$\frac{1}{4}$

-4

$-\frac{1}{4}$

${\cos }^{-1} \left\{\sin \right(x+1\left)\right\}$

cos (x+1)

1

${\cos }^{-1} \left\{\cos \right(x+1) \}$

10N

$2\sqrt{13}N$

$4\sqrt{21}N$

100 N

0

1

-1

2

$\frac{\mathrm{\pi }}{\sqrt{2}}$

$\frac{\mathrm{\pi }}{3\sqrt{3}}$

$\frac{\mathrm{\pi }}{3}$

$\frac{\sqrt{\mathrm{\pi }}}{3}$

$\frac{a^2}{2g}$

$\frac{a^2}{4g}$

$\frac{a^2}{8g}$

$\frac{a^2}{2g^2}$

$e^{x}se{c}^{2}x$

$-e^{x}se{c}^{2}x$

$e^x\tan x$

$-e^x\tan x$

-1

1

$\sqrt{2}$

$-\sqrt{2}$

$e^{2x}$

$2\cos x +e^{2x}$

$5e^{2x}$

$-2\sin x + e^2$

1

3

$\sqrt{6}$

$\sqrt{3}$

15

56

16

18

18

-24

16

24

$30°$

$180°$

$0°$

$90°$

4

-3

-4

3

64

-108

70

-56

$\tan \frac{\theta }{2}$

$cot\frac{\theta }{2}$

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

1

$\frac{2}{3}n\pi -\frac{\pi }{9}$

$\frac{2}{3}n\pi \pm \frac{\pi }{9}$

$\frac{2}{3} n\pi -\frac{\pi }{9}$

$\frac{2}{3}n\mathrm{\pi }-\frac{\mathrm{\pi }}{9}$

$\frac{3}{5}$

$\frac{4}{5}$

$\frac{5}{3}$

1

-2

0

1

12

60

120

180

420