Express each of the following numbers using exponential notation:
(i) 512
(ii) 343
(iii) 729
(iv) 3125
(i) We have,
512 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2
= 29
(ii) We have,
343 = 7 × 7 × 7
= 73
(iii) We have,
729 = 3 × 3 × 3 × 3 × 3 × 3
= 36
(iv) We have,
3125 = 5 × 5 × 5 × 5 × 5
= 55