3.3 Polynomial Identities
Authored by Lori Nageotte
Mathematics
11th Grade
Used 3+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The difference of a square identity tells us that a2 - b2 =
a - b
a + b
(a+b)(a-b)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The sum of a cubes identity tells us that a3 + b3 =
a + b
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which are the coefficients of (a+b)7 if it was expanded?
cannot determine
1, 6, 15, 20, 15, 6, 1
1, 7, 21, 35, 35, 21, 7, 1
1, 1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Difference of Squares
Perfect Square Trinomial
Sum of Cubes
Difference of Cubes
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the degree of the polynomial?
9x5 - x4 + 2x
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Factor x2 – 16.
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of these can factor using difference of two squares?
144x2 - 49y2
x2 + 4x - 12
100x2 + 20x + 1
14x - 16
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