Binomial Theorem Question 7
Question 7 - 2024 (29 Jan Shift 2)
Remainder when $64^{32^{32}}$ is divided by 9 is equal to
Show Answer
Answer (1)
Solution
Let $32^{32}=\mathrm{t}$
$64^{32^{32}}=64^{\mathrm{t}}=8^{2 \mathrm{t}}=(9-1)^{2 \mathrm{t}}$
$=9 \mathrm{k}+1$
Hence remainder $=1$