Rational Root Theorem L3
Authored by Henry Phan
Mathematics
10th - 11th Grade
Used 11+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given P(x) = x3 - 3x2 - 10x + 24
Find all zeroes for P(x)
Zeroes = {-3, 2, 4}
Zeroes = {-4, -2, 3}
Zeroes = {-4, 2, 3}
Zeroes = {-3, -2, 4}
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given P(x) = x3 - 3x2 - 10x + 24
Find factor of P(x) completely
(x + 3)(x - 2)(x - 4)
(x - 3)(x + 2)(x + 4)
(x - 3)(x - 2)(x + 4)
(x + 3)(x + 2)(x - 4)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given P(x) = x4 - 5x2 + 4
Find factor of P(x) completely
Zeroes: {-3, -1, 1, 3}
Zeroes: {-3, -2, 2, 3}
Zeroes: {-2, -1, 1, 2}
Zeroes: {-4,-3, -2, 1}
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given P(x) = x4 - 5x2 + 4
Find factor of P(x) completely
(x + 3)(x + 1)(x - 1)(x - 3)
(x + 3)(x + 2)(x - 2)(x - 3)
(x - 1)(x - 2)(x + 1)(x + 2)
(x + 4)(x + 3)(x + 2)(x + 1)
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Given P(x) = 3x3 + 2x2 - 19x + 6 use calculator to determine the first two of three zeroes
2, 3
-2, 3
-3, 2
-2, -3
6.
DRAW QUESTION
2 mins • Ungraded
Use synthetic division for P(x) = 3x3 + 2x2 - 19x + 6 with the divisor zero x = 2. Find the quotient
7.
DRAW QUESTION
2 mins • Ungraded
Assume we have a quotient 3x2 + 8x - 3. Use the quadratic formula to solve it
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