Question:
Factorize each of the following expression:
(x – 4y)2 − 625
Solution:
$(x-4 y)^{2}-625$
$=(x-4 y)^{2}-25^{2}$
$=[(x-4 y)-25][(x-4 y)+25]$
$=(x-4 y-25)(x-4 y+25)$
Factorize each of the following expression:
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