44

66

55

60

16 বর্গ একক

32 বর্গ একক

64 বর্গ একক

24 বর্গ একক

i

-i

1

-1

$c{x}^2-bx+a=0$

$c{x}^2+bx-a=0$

$c{x}^2-bx-a=0$

$c{x}^2+bx+a=0$

{-1, 1}

{-1, 1}

(-1, 1)

{0, $\infty$}

${\tan }^{-1}\frac{x}{2}+c$

$cot{ }^{-1}\frac{x}{2}+c$

$\frac{1}{2}cot{ }^{-1}\frac{x}{2}+c$

$\frac{1}{2}\tan { }^{-1}\frac{x}{2}+c$

(1, 2)

(2, 1)

(0, 1)

(-1, 0)

$2\mathrm{\pi }$

$2x$

$\mathrm{\pi }$

$-\mathrm{\pi }$

0

1

-1

$\pm 1$

2

-2

3

-3

36

45

55

66

সরলরেখা

বৃত্ত

পরাবৃত্ত

উপবৃত্ত

1

0

$\frac{4}{7}$

$\frac{7}{4}$

$\frac{5}{12}$

$\frac{13}{5}$

$\pm \frac{5}{12}$

$\pm \frac{5}{13}$

-3

0

-2

-2

199

207

203

211

$x^2 +4x +13 =0$

$x^2 +4x -13 =0$

$x^2 -4x +17 =0$

$x^2 -4x +13 =0$

1-i

$\pm (2+i)$

$\pm (1+2i)$

$\pm (1+i)$

$\frac{1}{8}$

$\frac{1}{4}$

$\frac{1}{2}$

$\frac{1}{\sqrt{2}}$

$\frac{9}{20}$

$\frac{3}{20}$

$\frac{7}{20}$

$\frac{11}{20}$