factorise : 4x² -
y² - 3 xy + 2x - 2y
please answer fast
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Answer:
Step-by-step explanation:
42−2−3+2−2=(42−(42−32)−3+2−2)
=(42−42)+(32−3)+(2−2)=4(2−2)+3(−)+2(−)
=4(+)(−)−3(−)+2(−)=(−)(4(+)−3+2)=(−)(4+4−3+2)
=(−)(4++2)
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