factories 1+8x³+18xy-27y³
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Answer:
x
3
+27y
3
+8z
3
−18xyz=x
3
+(3y)
3
+(2z)
3
−3(x)(3y)(2z)
As a
3
+b
3
+c
3
−3abc=(a+b+c)(a
2
+b
2
+c
2
−ab−bc−b)
⇒
(x
3
+27y
3
+8z
3
−18xyz)=(x+3y+2z)(x
2
+9y
2
+4z
2
−3xy−6yz−2zx)
Her a=x;b=3y & c=2z
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