(12,9)

(7/2,7)

(4,13/2)

(9,12)

1/9

2/9

1/11

2/11

13x-23=0

3x-7=0

7x-3=0

23x-13=0

0 ͦ, 45 ͦ

0 ͦ, 22.5 ͦ

45 ͦ, 45 ͦ

22.5 ͦ, 45 ͦ

14

15

16

18

2/g

g/2

g

1/g

2

3

4

5

7 N

3 N

√29 N

5 N

26/3 sq units

80/3 sq units

8/3 sq units

35/3 sq units

5π/12

π/6

-π/4

-5π/12

3/5

3/4

4/5

2/3

3√3 sq units

6√3 sq units

6√6 sq units

3√6 sq units

60 ͦ

45 ͦ

30 ͦ

120 ͦ

-1

1

3/4

4/3

2

-1

1

০

4

5

6

8

[0 ,+$\infty$)

(0,$\infty$)

(-$\infty$, +$\infty$)

(-$\infty$,0)$\cup$(0,+$\cup$)

-1

3

1

5

-2,-5,3

0,0,0

1,1,1

2,5,3

12780

12708

12870

12807

$x^2+y^2 =1$

$x^2-y^2=1$

x + y =1

x -y =1

$x^2 -x + 1=0$

$2x^2 -2x +1 =0$

$x^2+x+1 =0$

$2x^2 + 2x + 1 =0$

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

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

$x{ }^2+ y^2+2x + 4y =0$

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

$\frac{3}{5}$

$-\frac{5}{6}$

$\frac{2}{3}$

$-\frac{2}{3}$

sin (A-B)

sin (B-A)

cos (B-A)

-cos (A-B)

$\frac{2}{3}$

$\frac{3}{2}$

$\frac{1}{3}$

$\frac{1}{2}$

sin x

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

cosx

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

0

6

10

4

k =1

k = -1

k = 3

k = 0

$3\sqrt{3} sq units$

$6\sqrt{3} sq units$

$6\sqrt{6} sq units$

$3\sqrt{6} sq units$