Find All the Roots
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
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find all the real zeros of the function y = 2x3 - 19x2 + 38x + 24 given that (x-4) is a factor.
x = 1/2, -6
x = -1/2, 6
x = 4, -1/2, 6
x = -4, 1/2, -6
Tags
CCSS.HSA.APR.B.2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find all zeroes given a factor of (x+3). f(x) = 2x3 + 5x2 - 6x - 9
-1,-3,-3
-1,-3,3/2
3,3,3
-3,2/3,-1
Tags
CCSS.HSF-IF.C.7C
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find all the real zeros of the function f(x) = 2x3 - 19x2 + 38x + 24 given that (x-4) is a factor.
x = 1/2, -6
x = -1/2, 6
x = 4, -1/2, 6
x = -4, 1/2, -6
Tags
CCSS.HSA.APR.B.2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many possible roots exist?
61
32
20
62
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor:
x3-12x2+47x-60=0 when 5 is a root.
(x-3)(x-4)(x-5)=0
(x+1)(x-4)(x-5)=0
(x-3)(x-4)(2x-5)=0
(x-5)(x-4)(x-5)=0
Tags
CCSS.HSA.APR.B.2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many roots are there?
none
two
1
4
Tags
CCSS.HSF-IF.C.7A
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