(2x^3y^3)^5 simplify the following
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(2x+3y+5)(2x+3y−5)
Let us simplify the expression, we get
(2x+3y+5)(2x+3y−5)=[(2x+3y)+5][(2x−3y)−5]
By using the formula, (a)
2
−(b)
2
=[(a+b)(a−b)]
=(2x+3y)
2
−(5)
2
=(2x)
2
+(3y)
2
+2×2x×3y−5×5
=4x
2
+9y
2
+12xy−25