Find the value: a) (x+y)(2y+3x)+(3x+y)(y+2x)
Answers
Answered by
6
Answer:
(x+y)(2y+3x)+(3x+y)(y+2x)
=(2xy++2+3xy)+(3xy+6++2xy)
=(2+3+5xy)+(5xy+6+)
=3+9+10xy
Step-by-step explanation:
Answered by
0
ANSWER
9x²+10xy+3y²
Step-by-step explanation:
(x+y)(2y+3x)+(3x+y)(y+2x)
=(2xy+3x^{2}3x
2
+2y^{2}y
2
+3xy)+(3xy+6x^{2}x
2
+y^{2}y
2
+2xy)
=(2y^{2}y
2
+3x^{2}x
2
+5xy)+(5xy+6x^{2}x
2
+y^{2}y
2
)
=3y^{2}y
2
+9x^{2}x
2
+10xy
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