What is exponential form?
The exponential form is a way of writing numbers using bases and powers. It tells us how many times are we actually multiplying a number to get the result.
Log22 = 1
a = 2
b = 2
c = 1
Here a,b,c can be written as per the given formula
b = ac(formula)
2 = 1
So it is 2 = 1