Question

xii) 27 – x3y3 + 6 - 2xy factorise

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Answer 1

Answer:

-2xy-x3y3+32

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Answer 2

Step-by-step explanation:

x3y3 - 2xy + 33  =   -1 • (x3y3 + 2xy - 33) 

Trying to factor a multi variable polynomial :

 2.2    Factoring    x3y3 + 2xy - 33 

Try to factor this multi-variable trinomial using trial and error 

 Factorization fails

Final result : -x3y3 - 2xy + 33