Special Products
Example 106
$\;\;\;(x^{5}y^{5} + 9)(x^{5}y^{5} - 9)$
$=(A + B)( A - B) \text{ , where } A = x^{5}y^{5} \text{ and } B = 9 $
$=A^2-B^2$
$=(x^{5}y^{5})^2 - (9)^2 $
$=x^{10}y^{10} - 81 $
Newer Post
Older Post
Home