Question

16 can be expressed as

• A. 2×2×2×2
• B. 2×2×2
• C. 2×2×2×2×2×2
• D. 2×2

Answer 1

The correct option is A 2×2×2×2

We know, $16=2^4$
And $2^4$ can be written as $2^{1+1+1+1}$ or,
$2^4=2^{1+1+1+1}=2\times 2\times 2\times 2$

So, to get 16, we have to multiply 2 four times.