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y2-21y+90
y2-15y-6y+90
y(y-15)-6(y-15)
(y-15)(y-6)
y2-15y-6y+90
y(y-15)-6(y-15)
(y-15)(y-6)
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Hey mate thank you for the question
Hope it helps
=y2-21y+90
=y2-(15+6)+90
=y2-15y-6y+90
=y(y-15)-6(y-15)
=(y-15)(y-6)
y=15,y=6
please mark as brainliest
Hope it helps
=y2-21y+90
=y2-(15+6)+90
=y2-15y-6y+90
=y(y-15)-6(y-15)
=(y-15)(y-6)
y=15,y=6
please mark as brainliest
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