Precalculus Midterm
Flashcard
•
Mathematics
•
12th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
Define a polynomial of least degree with integral coefficients.
Back
A polynomial of least degree with integral coefficients is the simplest polynomial that has the given roots and is expressed in standard form, where the coefficients are whole numbers.
2.
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
3.
FLASHCARD QUESTION
Front
State Descartes's Rule of Signs.
Back
Descartes's Rule of Signs provides a way to determine the possible number of positive and negative real roots of a polynomial based on the number of sign changes in the polynomial's coefficients.
4.
FLASHCARD QUESTION
Front
How do you find the inverse of a function?
Back
To find the inverse of a function, swap the x and y variables in the equation and solve for y.
Tags
CCSS.HSF-BF.B.4A
5.
FLASHCARD QUESTION
Front
What is an extraneous solution?
Back
An extraneous solution is a solution that emerges from the process of solving an equation but does not satisfy the original equation.
Tags
CCSS.HSA.REI.A.2
6.
FLASHCARD QUESTION
Front
What is the standard form of a polynomial?
Back
7.
FLASHCARD QUESTION
Front
How do you check for extraneous solutions?
Back
To check for extraneous solutions, substitute the solution back into the original equation to see if it holds true.
Tags
CCSS.HSA.REI.A.2
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