Find a quadratic function to model the values in the table. y=-x2 - 2x + 2
y=-2x2 + 4x-2
y= 2x² - 4x-2
y=x² + 2x - 2

Is it greater than or less than7*3_9*2

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?

Two numbers have a sum of -19. one number is x. what expression represents the other number?