Question

solve the factorise
x3-9y3-3xy(x-y)

Answer 1

ANSWER

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STEP

1

:

Equation at the end of step 1

((x3)-(9•(y3)))-3xy•(x-y)

STEP

2

:

Equation at the end of step

2

:

((x3) - 32y3) - 3xy • (x - y)

STEP

3

:

Checking for a perfect cube

3.1 x3-3x2y+3xy2-9y3 is not a perfect cube

Final result :

x3 - 3x2y + 3xy2 - 9y3

Answer 2

Answer:

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