Question

Express each of the following numbers using the exponential notation:

(i) 512
(ii) 343
(iii) 729

Answer 1

Each option: 1 Mark

i)$512=2\times 2\times 2\times 2\times 2\times 2\times 2\times 2\times 2=2^9$

ii)$343=7\times 7\times 7=7^3$

iii)$729=3\times 3\times 3\times 3\times 3\times 3=3^6$