Question on: WAEC Mathematics - 2008
Evaluate (\frac{(3.2)^2 - (4.8)^2}{3.2 + 1.8})
A
-0.08
B
-1.60
C
-10.24
D
-12.80
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Correct Option: B
(\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
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