Question

Simplify each of the following and express the result as a rational number in standard form:

\[\frac{- 13}{9} \times \frac{27}{- 26}\]

Answer 1

\[ \frac{- 13}{9} \times \frac{27}{- 26} = \frac{- 13}{3 \times 3} \times \frac{3 \times 3 \times 3}{- 2 \times 13} = \frac{3}{2}\]