Intro to Solving Quadratic Equations

Intro to Solving Quadratic Equations

9th Grade

18 Qs

quiz-placeholder

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Intro to Solving Quadratic Equations

Intro to Solving Quadratic Equations

Assessment

Quiz

Mathematics

9th Grade

Medium

CCSS
HSA-REI.B.4B, HSF-IF.C.7A, HSA-SSE.B.3B

+2

Standards-aligned

Created by

Linda Miragliotta

Used 2+ times

FREE Resource

18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Media Image
What are the zeros?
x= 0 and x= -4
x= 0 and x= 4
y= 0
x= 2

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

2.

MULTIPLE SELECT QUESTION

15 mins • 5 pts

Media Image

What is another word for roots of an equations?

(Select all choices that apply.)

y-intercepts

zeros

vertex

x-intercepts

solutions

Tags

CCSS.HSF-IF.C.7A

3.

REORDER QUESTION

15 mins • 6 pts

Media Image

What are the steps to solving this by completing the square?

x2 + 10x + 21 = 0

Add 25 to both sides of the equation

Take the square root of both sides of the equation

Subtract 5 from both sides of the equation

Subtract 21 from both sides of the equation

Rewrite the left hand side as a (binomial)2

Answer explanation

Media Image

Steps for completing the square when a=1

1st: Rewrite as x2 + bx = c

2nd: Take half of b, square it, then add this to both sides.

3rd: Factor the perfect square trinomial.

4th: Take the square root of both sides and solve for both cases.

5th: Write the answer using curly braces in set notation

Tags

CCSS.HSA-REI.B.4B

4.

LABELLING QUESTION

15 mins • 6 pts

​Complete the quadratic formula in the diagram shown given that a quadratic equation is in

standard form

ax2 + bx + c = 0,

a
b
c

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Media Image

Solve by the Square Root method: x2 = 16

± 4

± 8

4i

8i

-4i

Tags

CCSS.HSA-REI.B.4B

6.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Media Image

The points at which a parabola intersects the x-axis are the ________________.

quadratic roots

vertex

axis of symmetry

asymptotes

factors

Tags

CCSS.HSF-IF.C.7A

7.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Media Image

How many solutions are in the graph of the quadratic equation shown?

0

1

2

3

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