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Quadratic and Cubic Equations

Authored by Stevie-Lea Turpeinen

Mathematics

9th Grade

CCSS covered

Used 5+ times

Quadratic and Cubic Equations
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What are the values of a, b, and c in the quadratic equation 3x2 - 10 = -4x

a = 3x2 b = -10 c = -4x

a = 3 b = -10 c = -4

a = 3 b = -4 c = -10

a = 3 b = 4 c = -10

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The solutions of the quadratic equation
x2-5x+6=0 are

x=1 or x=-6
x=3 or x=2
x=-3 or x= 2
x=-1 or x=6

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE SELECT QUESTION

15 mins • 1 pt

Tick the boxes of all the examples of quadratic equations from the list below.

5𝑥+1=05𝑥+1=0

3𝑚+2𝑚2=93𝑚+2𝑚^2=9

4−𝑑=04−𝑑=0

12(𝑥+2)=0\frac{1}{2}(𝑥+2)=0

(𝑥+2)(𝑥−1)=8(𝑥+2)(𝑥−1)=8

4.

MULTIPLE SELECT QUESTION

15 mins • 1 pt

Which of the following is NOT a quadratic function

f(x) = -3x2

f(x) = -5x - 3x2

f(x) = 3x - 4x2 + 5

f(x) = 3x + 5

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Solve the following quadratic equation...


x2 + 7x + 12 = 0

x = -2

x = -6

x = -3

x = -4

x = -1

x = -12

x = 2

x = 6

Tags

CCSS.HSA-REI.B.4B

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Solve
x2 + 13x + 12 = 0

x = -12, -1
x = 12, 1
x = 13, 1
x = -13, -1

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

ax2+bx+c=0  is the standard form of a quadratic equation.

True
False

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

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