Explanation:
7.2 × 10\(^{1}\)
We know that, A number in standard form is written as a × 10\(^{1}\), where a is the terminating decimal such that 1 = a = 10 and k is any integer.
So, 72 crore
= 720000000
=7.2 × 10\(^{1}\)
Note Here, power of 10 (i.e. k) is a positive integer equal to the number of places the decimal point has been shifted.