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-11y-5=0
-11y=5
y=5/11
= -6y² +15y +2y -5
= -(6y² -15y) +(2y -5)
= -3y(2y -5) +1(2y -5)
= (-3y +1) (2y -5)
Jad, salah faktornya bisa (-3y +1) juga bisa (2y -5).
Itu jawabannya.