1) ( 3 ^ 2 ) ^ - 6 = 3 ^ - 12
2) ( 3 ^ 3 ) ^ 5 = 3 ^ 15
3) 3 ^ - 12 • 3 ^ 15 = 3 ^ 3
4) 3 ^ 3 : 3 ^ 4 = 3 ^ - 1 = 1/3
Ответ 1/3
Объяснение:
(-2a3)^2*b^2*(3c^2)^2*a^3=
=4a^6*b^2*9c^4*a^3=36a^9b^2c^4
36*(2)^9*(1/4)^2*(1/2)^4=
=36*512*1/16*1/16=72
3m^2+15m^2n-16m^2n+2n^2=3m^3-m^2n+2n^2