Understanding zeroes and factors of polynomials
Authored by Wayground Content
Mathematics
9th - 12th Grade
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If f(2)=0, then which of the following is a factor of f(x)?
x-2
x+2
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Given the function: f(x)=x3 + 2x2 - 5x - 6
Check all the factors listed below.
(x - 3)
(x + 1)
(x + 2)
(x + 3)
(x - 2)
3.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What are the three factors for
(x3 +7x2 +7x -15)?
(x-1) (x+5) (x-3)
(x-1) (x+5) (x + 3)
(x+1) (x+5) (x-3)
(x+1) (x-5) (x-3)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Using either the area model or the remainder theorem, is (x+4) a factor of x3+7x2+16x+16?
A) Yes, because it divides without a remainder
B) Yes, because if I plug in -4 for x, I get 0 as an answer
C) No, because 4 is not a factor of 7
D) No, because polynomials with a degree of 3 don't have factors
E) A and B
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is the factor a root of the polynomial?
Yes, remainder is 0.
No, remainder is not 0.
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