16

4

64

8

1

Inx

Ina

$x^2=4ay$

x = ay

$y^2=4ax$

$y^2=a{x}^2$

4

$\pm 4$

16

$\pm 16$

12 বর্গ একক

3 বর্গ একক

4 বর্গ একক

6 বর্গ একক

2

3

4

5

${\cos }^{2}A-{\cos }^{2}B$

${\sin }^{2}A-{\cos }^{2}B$

${\sin }^{2}A-{\sin }^{2}B$

$\sin 2A$

${\sin }^{-1}\frac{x}{a}$

$\frac{1}{a^2-x^2}$

$\frac{1}{\sqrt{a^2-x^2}}$

$\frac{1}{\sqrt{x^2-a^2}}$

$30°$

$60°$

$120°$

$150°$

3

4

$\frac{15}{4}$

$\frac{11}{4}$

c = 0

a = b

a = c

a + c = 0

a

4

1

4a

10N

12N

10.5N

11N

$\frac{6}{10}$

$\frac{4}{10}$

$\frac{8}{10}$

$\frac{6}{20}$

x = 3

y = 4

y + 4 = 0

y = 0

$\mathrm{\pi }/2$

$2\mathrm{\pi }$

$\mathrm{\pi }/4$

$\mathrm{\pi }$

1

1/2

$\frac{x}{2}$

(4, 0)

(2, 4)

(2, 3)

(0, 6)

y + 2 = 0

17x - 33 = 0

3x + 4 = 0

4x - 6 = 0

$\frac{5}{4}$

$\frac{5}{2}$

$\frac{5}{16}$

$\frac{5}{9}$