Question

Find the value of n in each of these equations:-
a)4^n=1 b)5^n=0.2 c)nxn^2=343 d)2^4/2^n=4

Answer 1

Answer:

a- n=0 as 1 is ans

b- n= -2 as 5^n=1/25

n=7 as n cub =343 so n=7

n=2 as 16/4 = 2^n so n=2