Question

find the value of polynomial y^2 - 5y+6 at a)y=0 b)y=-1

Answer 1

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Answer 2

Y=0
Y^2-5y+6
=> 0^2-5×0+6
=> 0-0+6
=> 6
Y=-1
(-1)^2-5×(-1)+6
=> 1+5+6
=> 12
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