Solving Equations by Completing the Square

Solving Equations by Completing the Square

9th Grade

10 Qs

quiz-placeholder

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Solving Equations by Completing the Square

Solving Equations by Completing the Square

Assessment

Quiz

Mathematics

9th Grade

Hard

CCSS
HSA-REI.B.4B, HSA.SSE.B.3, HSF.IF.C.8

+1

Standards-aligned

Created by

Joseph Bass

Used 587+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 12 pts

What is the first step to solving THIS equation by completing the square?
a2 + 10a + 21 = 0
Set the equation equal to zero
Divide 10 by 2 and add the result to both sides
Add a2 and 10a together
Subtract the 21

Tags

CCSS.HSA-REI.B.4B

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve the following equation by completing the square:
n2 - 2n - 3 = 0
{3 and-1}
{4 and -4}
{5 and -3}
{8 and -7}

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Complete the Square

x2 + 6x - 5

(x + 3)2 = 5

(x + 6)2 = 9

(x + 3)2 = 14

(x + 6)2 = 14

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image
Convert to vertex form.
y=3(x+1)2 - 8
y=3(x-1) 2 - 8
y=3(x+2)2 - 8
y=3(x-2)2 - 8

Tags

CCSS.HSA.SSE.B.3

CCSS.HSF.IF.C.8

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image
Convert to vertex form.
y=-2(x+12)2 - 67
y=-2(x-12)2 - 67
y=-2(x-6)2 - 67
y=-2(x+6)2 - 67

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which of the following equations shows the vertex form of a quadratic?
x = -b/2a
x = (-b ±√b2 - 4ac)/2a
y = ax2 + bx + c
y = a(x - h)2 + k

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Complete the square for
x2 + 12x + ____
x2 + 12x + 144
x2 + 12x + 36
x2 + 12x - 36
x2 + +12x - 144

Tags

CCSS.HSA-REI.B.4B

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