Question

1. simplify: $\frac{3 + 9\times2}{2 - 3^{2}}$

Explanation:

Step1: Calculate numerator

$3 + 9\times2=3 + 18=21$

Step2: Calculate denominator

$2-3^{2}=2 - 9=-7$

Step3: Simplify the fraction

$\frac{21}{-7}=- 3$

Answer:

$-3$