Understanding Quadratic Equations in Vertex Form

Understanding Quadratic Equations in Vertex Form

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Nancy Jackson

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the vertex form of a quadratic equation?

y = ax^2 + k

y = a(x + h)^2 + k

y = a(x - h)^2 + k

y = ax^2 + bx + c

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the vertex form y = a(x - h)^2 + k, what do 'h' and 'k' represent?

The x-intercepts of the parabola

The y-intercepts of the parabola

The vertex of the parabola

The axis of symmetry

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you determine the value of 'a' in the vertex form of a quadratic equation?

By using the y-intercept

By plugging in a given coordinate

By using the x-intercept

By assuming it is always 1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final equation derived in the video?

y = -3.84(x - 3)^2 + 6

y = -3.84(x + 3)^2 - 6

y = -3.84(x + 3)^2 + 6

y = 3.84(x + 3)^2 + 6

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does it mean if a parabola passes through the origin?

The parabola has no x-intercepts

The parabola is symmetrical about the y-axis

The vertex is at the origin

The point (0,0) is on the parabola