$\frac{3.63^2-2.37^2}{3.63+2.37}=?$

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A2.16

B1.26

C12.6

D612

Answer:

$\frac{3.63^2-2.37^2}{3.63+2.37}=\frac{(3.63+2.37)(3.63-2.37)}{3.63+2.37}$

$=\frac{6\times1.26}{6}$

$=1.26$

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