Question

Are the following number prime or composite. show by finding the factors. (a) 9 (b) 48 (c) 89 (d) 96 (e) 78 (f) 101

Answer 1

Answer:

a) 9 -> composite

(b) 48 -> composite

(c) 89 ->  prime number

(d) 96 -> composite

(e) 78 -> composite

(f) 101 -> prime number

Step-by-step explanation:

a) 9 : 3 x 3 : composite

(b) 48: 2 x 2 x 2 x 2 x 3 : composite

(c) 89: is a prime number

(d) 96: 2 x 2 x 2 x 2 x 2 x 3 : composite

(e) 78: 2 x 3 x 13 : composite

(f) 101: is a prime number