Question
Find following products:
$(2x + 5)(2x - 5)$
$(2x + 5)(2x - 5)$
✓
Answer
$(2x + 5)(2x - 5)$
$= (2x)^2 - (5)^2 $
$= 4x^2 - 25$
$= (2x)^2 - (5)^2 $
$= 4x^2 - 25$
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