Question

7 la puterea 19 : 7 la puterea 11 plsss pana la f

Answer 1

Răspuns:

a)= 2 la 20

b). =5 la 15

c). =

=7 la puterea 19-11=7 la puterea 8

d) =3 la 23-12=3 la 11

e). 2 la 99

f). =5 la 21

Answer 2

$7^{19}:7^{11}=7^{19-11}=7^8\\3^{23}:3^{12}=3^{23-12}=3^{11}\\(2^9)^{11}=2^{9*11}=2^{99}\\(5^3)^7=5^{3*7}=3^{21}$