Question

Factorise the following completely: (4 marks)

a)a) 81

Answer 1

Factors of 81: 1, 3, 9, 27, 81. Prime factorization: 81 = 3 x 3 x 3 x 3 which can also be written 3⁴.

Answer 2

Learn the factors of 92, and the factors of 93, and the factors of 94.All three of these numbers are composite numbers