x²y² - 3xy - 40
factorise
Answers
Answered by
3
Answer:
x²y²-8xy+5xy-40
xy(xy-8)+5(xy-8)
(xy+5)(xy-8)
Answered by
1
Answer:
(xy - 8)(xy + 5)
Step-by-step explanation:
x^2 y^2 -3xy - 40
= x^2 y^2 - (8 - 5)xy - 40
= x^2 y^2 - 8xy +5xy - 40
= xy(xy - 8) +5(xy - 8)
=(xy - 8) (xy + 5)
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