The factorization of y²-7y+12 is____. *
Answers
Answered by
1
Answer:
( y - 3 ) ( y - 4 )
Step-by-step explanation:
y^2 - 7y + 12
= y^2 - 3y - 4y + 12
= y ( y - 3 ) - 4 ( y - 3 )
= ( y - 3 ) ( y - 4 )
Answered by
2
Answer:
y = 3 or y = 4
Step-by-step explanation:
y² - 7y + 12 = 0
⇒ y² - 4y - 3y + 12
⇒ y (y - 4) - 3 (y - 4)
(y - 3)(y - 4) = 0
y = 3 or y = 4
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