Question

Va rog va rog va rog

Answer 1

12-5·2= 12-10=2

b) 36

c) 39

2. 1/7

b) 2x = 7-3

   2x = 4

   x= 4:2 = a

c) 9-7=2

3. b) 130°

c) A = 35 cm ^2

 

4.a) 60°

 b)9√3cm^2

c)6 √3 cm ^2

II. a) √324 = 18

b)(1/2) ^22-20+1 = (1/2)^3 = 1/8

c)6/6+8 = 6/14= 3/7

2. 1, (3) = 13- 1/9 = 12/9 = 4/3

 0,75 = 75/100 = 3/4

4/3 · 3/4 = 1 => este numar natural

Nu mai timp, sper ca te-am ajutat pana aici!