Question

5^x=4^x+1

Answer 1

5^x = 4^x + 1
5^x - 4^x = 1
just do trial it satisfies x=1

Answer 2

how abt trying log rules?

Answer 3

i think we neednt it
just thinking for x real number, so that 5^x - 4^x = 1
the solution only x=1