Question

find the square root using prime factorization method of 33 whole 31 by 81​

Answer 1

Answer:

Yo!!!!

Factors of 81 are....

1, 3, 9, 27, 81.

Prime factorization of 81 = 3× 3 × 3 × 3 which can also be written 3⁴. Since √81 = 9, a whole number, 81 is a perfect square. Even though it has other factors, the only multiplication fact we use is 9 × 9 = 81.