x2+ 2xy + y2- a2 + 2 ab- b2
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Hi ,
x² + 2xy + y² - a² + 2ab - b²
= ( x² + 2xy + y² ) - ( a² - 2ab + b² )
= ( x + y )² - ( a - b )²
= [ ( x + y ) + ( a - b ) ] [ ( x + y ) - ( a - b ) ]
= ( x + y + a + b ) ( x + y - a + b )
I hope this helps you.
: )
x² + 2xy + y² - a² + 2ab - b²
= ( x² + 2xy + y² ) - ( a² - 2ab + b² )
= ( x + y )² - ( a - b )²
= [ ( x + y ) + ( a - b ) ] [ ( x + y ) - ( a - b ) ]
= ( x + y + a + b ) ( x + y - a + b )
I hope this helps you.
: )
Answered by
2
Step-by-step explanation:
x2+ 2xy + y2- a2 + 2 ab- b2
(x²+y²+xy)-(a²+b²-2ab)
(x+y-a+b). answer
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