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Solve Quadratics by Factoring When a=1

Authored by Barbara White

Mathematics

9th - 12th Grade

CCSS covered

Used 5+ times

Solve Quadratics by Factoring When a=1
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11 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve by factoring: x2 - 9x + 20 = 0

x = -4 and x = -5
x = 20 and x = -9
x = 4 and x = 5
x = -4 and x = 5

Tags

CCSS.HSA-REI.B.4B

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve by factoring: x2 + 3x - 18 = 0

x = -3 and x = 6
x = 3 and x = -6
x = -9 and x = 2
x = 9 and x = -2

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve for the values of x:
(x + 2)(x - 3) = 0

{ 2, 3 }
{ -2, -3 }
{ 2, 3 }
{ -2, 3 }

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve

x2 + 2x - 20 = 4

x = -6, x = 4

x = 6, x = -4

x = 12, x = -2

x = 8, x = -3

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What property would you use to solve the following?
(x-3)(x+2)=0

Commutative Property
Associative Property
Zero Product Property
Inverse Property

Tags

CCSS.HSA-REI.B.4B

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What should you do first in solving this equation?
x2 + 6x - 13 = 3

Get factored form
Find two numbers which add to make 6 and multiply to make -13
Make it equal 0 by subtracting 3 on each side
Type it all in a calculator.

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve using Zero-Product Property.

(2x - 2)(5x + 5) = 0

x = -1

x = -1 or x = 1

x = 1

x = -2 or x = 5

Tags

CCSS.HSA-REI.B.4B

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