Learning to Find All of the Zeros of a Polynomial

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Mathematics
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11th Grade - University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary method discussed for determining zeros when a graph is not available?
Applying the quadratic formula
Using a calculator
Using a computer program
Guessing and checking
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is synthetic division preferred over the remainder theorem for finding zeros?
It is more accurate
It provides both the remainder and the quotient
It requires less computation
It is faster
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What additional information does synthetic division provide besides the remainder?
The degree of the polynomial
The quotient, which is also a factor
The original polynomial
The number of zeros
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the factor form if a zero is found to be 3?
X + 3
X - 3
X/3
3X
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the next step after identifying a factor using synthetic division?
Graph the polynomial
Use the quadratic formula
Set the factor equal to zero to find remaining zeros
Multiply the factor by the original polynomial
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should be done if a polynomial is not factorable?
Use a calculator
Use the quadratic formula
Try a different method
Ignore the polynomial
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many positive and negative rational zeros were confirmed in the final section?
Zero positive and three negative
Three positive and zero negative
Two positive and one negative
One positive and two negative
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