Question

negative / zero exponents (level 1)
this is the only question in this section.
question
which expression is equivalent to $3 \times 3^{-1}$?
answer
$\frac{1}{9}$ $\frac{1}{3}$
0 1

Explanation:

Step1: Rewrite negative exponent

$3^{-1} = \frac{1}{3^1} = \frac{1}{3}$

Step2: Multiply the terms

$3 \times \frac{1}{3} = \frac{3}{3} = 1$

Answer:

1