у( у - 6) + 2(6 - у)
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у ( у - 6 ) + 2 ( 6 - у )
y² - 6y + 12 - 2y
y² - 8y + 12
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0
Answer:
Y²-8Y+12
Step-by-step explanation:
Y(Y-6) + 2(6-Y)=0
Y²-6Y + 12 -2y=0
Y²-6Y-2Y+12=0
Y²-8Y+12=0
Y²-6Y-2Y+12=0
Y(Y-6)-2(Y-6)
(Y-6). (Y-2)
Y=2. Y=6
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