Question

VA ROG SA MA AJUTE CINEVA DAU COROANA! VA ROG!

Answer 1

1. 7^8 * 7^2= 7^10

2^7 * 2^5=  2^12

5^4 * 5^2= 5^6

58^0 *58^14 * 58^22= 58^36

14^32 * 14^5= 14^37

2.   17^7= 17^2* 17^5

21^5= 21^2 *21^3

9^17= 9^2* 9^15

2^n+1 = 2^n * 2

5^n+7= 5^n* 5^7

*= inmultire

^= putere