2

4

6

8

$\frac{\frac{1}{8}}{\frac{1}{2}}$

$\frac{3}{\frac{5}{\frac{5}{3}}}$

$\frac{13}{22}$

$\frac{18}{48}$

ع=2س ص

ص= 2ع-4ص

2ع2=س

س2 = ع - 2ص

$-5$

$+5$

6

$\pm5$

140

840

240

110

200

72

159

120

$ص>3$

$ص>2$

$ص<3$

$ص<2$

5

2

4

1

27

22

12

32

$\frac{16}{9}$

$\frac{9}{16}$

$\frac{1}{2}$

8

0.0024

24

0.024

16

-1

5

1

-5