factorise the (x3+y3+x+y)
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Answered by
3
Answer:
4(x+y)
Step-by-step explanation:
3x+3y+x+y
=4x+4y
take 4 common
4(x+y)
Answered by
0
Step-by-step explanation:
x3+y3 =( x+y) ^3 -3xy(x+y)
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