Special Products
Example 108
$\;\;\;(u^{2}v^{3} + 5)(u^{2}v^{3} - 5)$
$=(A + B)( A - B) \text{ , where } A = u^{2}v^{3} \text{ and } B = 5 $
$=A^2-B^2$
$=(u^{2}v^{3})^2 - (5)^2 $
$=u^{4}v^{6} - 25 $
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