find x-intercepts using quadratic formula
Authored by Heather Richins
Mathematics
9th - 12th Grade
CCSS covered
Used 11+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is this formula?
This is the standard formula.
This is the quadratic formula.
This is the square root formula.
This is the Pythagorean formula
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What should you do first in solving this equation?
x2 + 6x - 13 = 3
Factor
Write down: a = 1, b = 6, c = -13
Subtract 3 from both sides.
Add 3 to both sides.
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the values of A, B, and C
10p2 + 7p - 20 = 0
A=1, B=7, C=-20
A=10, B=7, C=20
A=10, B=-7, C=-20
A=10, B=7, C=-20
Tags
CCSS.HSA.REI.B.4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the values of A, B, and C
3m2 - 14 = 11m
A=3, B=-11, C=-14
A=3, B=-14, C=11
A=3, B=11, C=-14
A=3, B=-14, C=11
Tags
CCSS.HSA.REI.B.4
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Find the x-intercepts using the Quadratic Formula
y = 4x2 - 1x - 18
(2.25, 0) & (-2, 0)
(-2.25, 0) & (2, 0)
(2.24, 0) & (-1.99, 0)
(-2.24, 0) & (1.99, 0)
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Find the x-intercepts using the Quadratic Formula
6x2 = 2x + 60
(3.33, 0) & (-3, 0)
(-3.33, 0) & (2, 0)
(-5.98, 0) & (6.65, 0)
(5.98, 0) & (-6.65, 0)
7.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
The discriminant is
Tags
CCSS.HSA-REI.B.4B
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