Question

Write each of the following numbers in index form with the given base.

(5) 100, base 10

Answer 1

Because 10 is the base, we will take it as a factor for writing 100 in multiplication form.

Thus, we have:

$\begin{array}{cc}10& 100\\ 10& 10\\ & 1\end{array}$

⇒ 100 = 10 × 10 = 10²