Quadratic Formula

Quadratic Formula

9th Grade

15 Qs

quiz-placeholder

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Quadratic Formula

Quadratic Formula

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

Wayground Content

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the significance of the coefficient 'a' in a quadratic equation?

It determines the width of the parabola.

It determines the direction of the parabola: if 'a' is positive, the parabola opens upwards; if 'a' is negative, it opens downwards.

It affects the position of the vertex of the parabola.

It indicates the number of real roots of the equation.

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the axis of symmetry in a quadratic function?

@@x = -\frac{b}{2a}@@

@@y = -\frac{b}{2a}@@

@@x = \frac{b}{2a}@@

@@y = \frac{b}{2a}@@

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Solve using the quadratic formula: @@2x^2 - 4x + 2 = 0@@

x = 1

x = 2

x = 0

x = -1

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Solve using the quadratic formula: @@x^2 - 6x + 9 = 0@@

x = 2

x = 3

x = 4

x = 5

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the standard form of a quadratic equation?

@@ax^2 + bx + c = 0@@

@@x^2 + y^2 = 1@@

@@y = mx + b@@

@@ax^2 + bx = 0@@

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Solve using the quadratic formula: @@x^2 + 2x + 1 = 0@@

x = 0

x = -2

x = -1

x = 1

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Solve using the quadratic formula: @@x^2 + 4x + 4 = 0@@

x = -2

x = 0

x = 2

x = -4

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