Question

expression for y 2 - 7 Y + 10 when Y is equal to _3​

Answer 1

Answer:

When Y= -3, The value of Y is 40

When Y=3, The value of Y is -2

Step-by-step explanation:

When Y= -3

$-3^{2}-7*-3+10= 9+21+10=30+10=40$

When Y=3

$3^{2}-7*3+10=9-21+10=19-21= -2$