Index form means using exponents, which are a way of notating repeated factors.
The prime factorization of 72 is 2 x 2 x 2 x 3 x 3
The prime factorization of 72 is 2^3 x 3^2
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52 = 25
It is: 3*5*7^2 = 735
24 x 5 x 72 = 3920
Index form means using exponents. Exponents are just a way of notating repeated factors. The prime factorization of 72 is 2 x 2 x 2 x 3 x 3 The prime factorization of 72 is 2^3 x 3^2
27 = 3 x 3 x 3