Graphing Parabolas Lesson Slides: 5 Slides (Grade 12)

5 Slides • 8 Questions

1

Section 3.1
Graphing Parabolas
Day 2 (Standard Form)

2

Students will graph quadratic functions in both forms and identify key graphical features.

Objective:

3

Standard Form

4

Example 1:

5

Example 2:

6

Multiple Choice

Ex 3a: Does the Parabola face up or down for $f\left(x\right)=2x^2-x-10$ ?

1

Up

2

Down

7

Multiple Choice

Ex 3b: Find the vertex for $f\left(x\right)=2x^2-x-10$ .

1

$\left(-\frac{1}{4},\ -\frac{81}{8}\right)$

2

$\left(\frac{1}{4},\ -\frac{81}{8}\right)$

3

$\left(-\frac{1}{4},\ \frac{81}{8}\right)$

4

$\left(\frac{1}{4},\ \frac{81}{8}\right)$

5

None of these

8

Multiple Choice

Ex 3c: Find the axis of symmetry for $f\left(x\right)=2x^2-x-10$ .

1

$x=\frac{1}{4}$

2

$x=-\frac{1}{4}$

3

$y=\frac{81}{8}$

4

$y=-\frac{81}{8}$

5

None of these

9

Multiple Choice

Ex 3d: Graph $f\left(x\right)=2x^2-x-10$ .

Desmos | Test Practice

1

2

3

4

10

Multiple Choice

Ex 4a: Does the Parabola face up or down for $f\left(x\right)=-3x^2-12x-17$ ?

1

Up

2

Down

11

Multiple Choice

Ex 4b: Find the vertex for $f\left(x\right)=-3x^2-12x-17$ .

1

(-2,-5)

2

(2,-5)

3

(-2,5)

4

(2,5)

5

None of these

12

Multiple Choice

Ex 4c: Find the axis of symmetry for $f\left(x\right)=-3x^2-12x-17$ .

1

x=-2

2

x=2

3

y=5

4

y=-5

5

None of these

13

Multiple Choice

Ex 4d: Graph $f\left(x\right)=-3x^2-12x-17$ .

Desmos | Test Practice

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2

3

4

Section 3.1
Graphing Parabolas
Day 2 (Standard Form)

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