Question

Express the following numbers using exponential notation:

(i) 512 (ii) 343

(iii) 729 (iv) 3125

Answer 1

(i) 512 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 = 2⁹

(ii) 343 = 7 × 7 × 7 = 7³

(iii) 729 = 3 × 3 × 3 × 3 × 3 × 3 = 3⁶

(iv) 3125 = 5 × 5 × 5 × 5 × 5 = 5⁵