Question

Evaluate the expression when y=-6.

y^2+5y-2​

Answer 1

4

Explanation:

Sometimes when evaluating polynomials, it is easier if you write them in Horner form:

(y +5)y -2

For y = -6, this is ...

(-6 +5)(-6) -2 = (-1)(-6) -2 = 6 -2 = 4

The value of your expression is 4.