Question

What is the greatest value in the range of y = x2 – 7 for the domain {-2, 0, 1}? Make sure to show all of your work in order to justify your answer and receive credit.

Answer 1

substitute each x value to get a corresponding y value.

then look at which is the largest... that will be the answer

Answer 2

Y=-2^2-7=-11
Y=0^2-7=-7
Y=1^2-7=-6
So the first one?