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Evaluate \(\frac{(3.2)^2 - (4.8)^2}{3.2 + 4.8}\)


Question

Evaluate \(\frac{(3.2)^2 - (4.8)^2}{3.2 + 4.8}\)

Options

A) -0.08

B) -1.60

C) -10.24

D) -12.80

The correct answer is B.

Explanation:

\(\frac{(3.2)^2 - (4.8)^2}{3.2 + 4.8} = \frac{(3.2 - 4.8)(3.2 + 4.8)}{(3.2 + 4.8)}\)

= 3.2 - 4.8

= -1.60


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