Rational Root Theorem
Authored by Anthony Clark
Mathematics
11th Grade
CCSS covered
Used 2+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by using Rational Root Theorem:
x3 - 7x - 6 = 0
1, 2, 3
-1, -2, - 3
-1, -2, 3
1,-2,-3
Tags
CCSS.HSA.APR.B.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is a COMPLETE list of all possible Rational Zeros?
f(x) = 2x3 + 5x2 - 9x + 5
±1, ±5, ±1/2, ±5/2
±1, ±2, ±5, ±1/2, ±5/2
±1, ±5
±1, ±2, ±5, ±1/2, ±5/2, ±2/5
Tags
CCSS.HSA.APR.B.2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by using Rational Root Theorem:
2x3 - 11x2 + 12x + 9 = 0
-1, 1, 3
-1, 3/2, 3
-1/2, 3, 3
-1/2, 1, 3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
According to the Rational Root Theorem, what are the all possible rational roots?
2x3 - 11x2 + 12x + 9 = 0
±1,±2
±1,±3,±9
±1,±3±9,±1/2,±3/2,±9/2
±1,±2,±1/3,±2/3,±1/9,±2/9
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSA.APR.B.2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by using Rational Root Theorem:
x3 + 3x2 - 6x - 8 = 0
-4, -1, 2
-4, -1, ±√2
1, 2, 4
4,-1,√2
Tags
CCSS.HSF-IF.C.7C
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Below are four possible zeros for this polynomial.
Figure out which one "works"
f(x) = x3 + 2x2 - 11x - 12
-3
-4
1
6
Tags
CCSS.HSF-IF.C.7C
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