MATH 9 REVIEWER - QUARTER 1
Authored by Sirr Kevin
Mathematics
9th Grade
CCSS covered
Used 8+ times
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38 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
It is a mathematical sentence of degree 2 that can be written in ax2 + bx + c = 0, where a, b, and c are real numbers and c≠0.
Linear Equation
Quadratic Equation
Linear Inequality
Quadratic Inequality
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What do you call the method of solving quadratic equation in the form ax2 = k?
Factoring
Completing the square
Extracting Square Roots
Quadratic Formula
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following can be solved by extracting the square roots?
9m2 - 16 = 0
2x2 + 7x - 5 = 0
x2 + 3x + 6 > 0
k2 + 8k + 12 > 0
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What number should be added in the equation x2 + 4x + _ to make it a perfect square trinomial?
2
4
6
8
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If you solve the equation m2 + 7m + 10 = 0 by Factoring, what are the solutions?
2 and 5
-2 and -5
5 and -2
-5 and 2
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is the nature of the roots of the equation x2 + 5x + 4 = 0?
Real and Equal
Rational and Not Equal
Irrational and Not Equal
No Real Roots
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following expressions best describes the sum of the roots a quadratic equation ax2 + bx + c = 0?
-b / a
c / a
b2 - 4ac
4ac - b2
Tags
CCSS.HSA-REI.B.4B
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