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Factorise the following:ab(x2+y2) - xy(a2+b2)please help fast |
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Answer» ong>ANSWER: ABX 2 −aby 2 +xya 2 −xyb 2
abx 2 +xya 2 −aby 2 −xyb^ 2
ax(bx+ay)−by(ay+bx) =(ax−by)(bx+ay)⇒(B) |
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