
*AA C&C Unit 4 Test REVIEW Part 1
Flashcard
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What are the zeros of a polynomial?
Back
The zeros of a polynomial are the values of x for which the polynomial evaluates to zero. They are also known as the roots of the polynomial.
Tags
CCSS.HSF-IF.C.7C
2.
FLASHCARD QUESTION
Front
How do you find the equation of a polynomial given its zeros?
Back
To find the equation of a polynomial given its zeros, you can use the fact that if r1, r2, ..., rn are the zeros, the polynomial can be expressed as p(x) = k(x - r1)(x - r2)...(x - rn), where k is a constant.
Tags
CCSS.HSF-IF.C.7C
3.
FLASHCARD QUESTION
Front
What is the significance of the degree of a polynomial?
Back
The degree of a polynomial indicates the highest power of the variable in the polynomial. It determines the polynomial's end behavior and the maximum number of zeros it can have.
4.
FLASHCARD QUESTION
Front
What is end behavior in the context of polynomial functions?
Back
End behavior describes how the values of a polynomial function behave as x approaches positive or negative infinity.
5.
FLASHCARD QUESTION
Front
What does it mean for a polynomial to have a degree of 5?
Back
A polynomial of degree 5 can have up to 5 real roots and will have a maximum of 4 turning points.
6.
FLASHCARD QUESTION
Front
How do you determine the number of real solutions of a quadratic equation using the discriminant?
Back
The discriminant (D) is calculated as D = b^2 - 4ac. If D > 0, there are two distinct real solutions; if D = 0, there is one real solution; if D < 0, there are no real solutions.
Tags
CCSS.HSA-REI.B.4B
7.
FLASHCARD QUESTION
Front
What is the discriminant of the quadratic equation -2x^2 - x + 1 = 0?
Back
The discriminant is 9.
Tags
CCSS.HSA-REI.B.4B
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