Question

find the value of the polynomial
p(y)=y²-5y+6 at y=-2​​

Answer 1

Answer:

p(y) at y=-2 is 20

Step-by-step explanation:

y²-5y+6= (-2)²-(5×-2)+6=4+10+6=20

Answer 2

Answer:

p(y) = y2 -5y + 6

but y= -2

p(-2) = (-2)^2 - 5× -2 +6

p = 4+ 10+ 6

p = 20.