A)2^x=2^0 б)7^х=1/49 в)(1/2)^х=8

Question

A)2^x=2^0
б)7^х=1/49
в)(1/2)^х=8

Answer 1

А) x = 0

б) 7^x = 7^(-2)
x = -2

в) (1/2)^x = (1/2)^(-3)
x = -3