Roots Zeros Intercepts

How many real solutions does the quadratic have?

• No real solutions

• One real solution

• Two real solutions

What are the solutions for this graph?

• 0 and 8

• -2 and -4

• 3 and -1

• 2 and 4

Which of the following mean the same as x-intercept? (More than one answer! Select all that are correct)

• Zero

• Root

• Axis of Symmetry

• Solution

• Maximum

When I want to find the maximum or minimum height of an object, I should_____

• Look at the x intercepts

• Look at the axis of symmetry

• Look at the y intercept

• Look at the y-coordinate for the vertex

• Look at the x-coordinate for the vertex

Which one are we looking for?

Elliot wants to know how high the soccer ball will get if he kicks it straight up in the air.

• x at vertex

• y at vertex

• zeros/roots/x intercepts

• y-intercept

Which one are we looking for?

Isabella wants to know how long her toy rocket will be in the air after she lights the fuse to launch it from a 1.5-foot launch pad.

• x at vertex

• y at vertex

• zeros/roots/x intercepts

• y-intercept

Which one are we looking for?

Darrell is trying to find out how many seconds it will take a golf ball to get to its highest point after being hit on the golf course.

• x at vertex

• y at vertex

• roots/zeros/x intercepts

• y-intercept

Which one are we looking for?

Jaiden wanted to know the initial height of a baseball when it was hit at home plate.

• x at vertex

• y at vertex

• roots/zeros/x intercepts

• y-intercept

Which one are we looking for?

Matias is wondering how long it will take a football to hit the ground after throwing it at practice.

• x at vertex

• y at vertex

• zeros/roots/x intercept

• y-intercept

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

Tags

CCSS.HSF-IF.C.7A