Question
Express in exponential notation.
(i) 25
(ii) 36
(iii) 81
(i) 25
(ii) 36
(iii) 81
✓
Answer
(i) We have, $25=5 \times 5=5^2$
(ii) We have, $36=6 \times 6=6^2$
(iii) We have, $81=3 \times 3 \times 3 \times 3=81=3^4$
(ii) We have, $36=6 \times 6=6^2$
(iii) We have, $81=3 \times 3 \times 3 \times 3=81=3^4$
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