Question

What are the answers for c) and d)? I don't see what I'm doing wrong...

Answer 1

see explanation

Explanation:

(c)

4 × 4 × 4 × 5 × 5

= 4³ × 5²

(d)

9 × 7 × 9 × 9 × 7 × 9 ← rearranging

= 7 × 7 × 9 × 9 × 9 × 9

= 7² ×
`9^(4)`