2x + y , x + 2y , x + y pls answer!!
Answers
Answered by
0
Answer:
(x+y)(2x+y)+(x+2y)(x−y)
=x(2x+y)+y(2x+y)+x(x−y)+2y(x−y)
=2x
2
+xy+2xy+y
2
+x
2
−xy+2xy−2y
2
=(2+1)x
2
+(1+2−1+2)xy+(1−2)y
2
=3x
2
+4xy−y
2
Step-by-step explanation:
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Answered by
0
Answer:4x+2y
Step-by-step explanation:
(2x+y)+(x+2y)+x+y
(2x+x+x)+(y+y)
4x+2y
Similar questions
(x+y)(2x+y)+(x+2y)(x−y)
=x(2x+y)+y(2x+y)+x(x−y)+2y(x−y)
=2x2+xy+2xy+y2+x2−xy+2xy−2y2
=(2+1)x2+(1+2−1+2)xy+(1−2)y2
=3x2+4xy−y2