Quadratics Complex
Authored by Anthony Clark
Mathematics
11th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve x2 - 5x + 10 = 0
(5 - i√15)/2 , (5 + i√15)/2
(5 - √15)/2 , (5 + √15)/2
(5 - i√65)/2 , (5 + i√65)/2
(5 - √65)/2 , (5 + √65)/2
Tags
CCSS.HSA-REI.B.4B
CCSS.HSN.CN.C.7
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many solutions does this equation have?
2 Real Solutions
1 Real Solution
2 Complex Solutions
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the discriminant of the quadratic formula?
b2-4a
b2-4ac
b-4ac
b2-ac
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What are the zeros of the function f(x) = x2 + 64?
-8 and 8
-8i and 8i
(-√8) i and (√8) i
-√8 and √8
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Hint: set equation = to 0.
A
B
C
D
Tags
CCSS.HSA-REI.B.4B
CCSS.HSN.CN.C.7
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSA-REI.B.4B
CCSS.HSN.CN.C.7
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSA-REI.B.4B
CCSS.HSN.CN.C.7
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