Factorise X3-8y3-36xy-216
Answers
Answered by
0
Answer:
(x-8y)^3
Step-by-step explanation:
is it correct or not tell me also
Answered by
0
Assuming the question as find the value of x3-8y3-36xy-216 at x=2y+6
Solution: Put x = 2y + 6 in x3-8y3-36xy-216 ∴ The given polynomial becomes, (2y+6)3 8y3 36(2y+6)y 216 = 8y3 + 72y2 + 216y + 216 8y3 72y2 216y 216 [Since (a+b)3 = a3 + 3a2b + 3ab2 + b3] = 0
Similar questions