Evaluate \(\frac{(3.2)^2 – (4.8)^2}{3.2 + 4.8}\)
- -0.08
-
-1.60
- -10.24
- -12.80
The correct answer is: B
Explanation
\(\frac{(3.2)^2 - (4.8)^2}{3.2 + 1.8} = \frac{(3.2 - 4.8)(3.2 + 4.8)}{(3.2 + 4.8)}\)
= 3.2 - 4.8
= -1.60