Multiple choice

How can 196 be represented as the product of prime numbers?

  1. 2 × 73

  2. 24 × 7

  3. 23 × 72

  4. 22 × 72

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Prime factors of 196 = 2 × 2 × 7 × 7 or 22 × 72