
Weekly Summative: Factoring and solving x^2+bx+c = 0
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the standard form of a quadratic equation?
Back
The standard form of a quadratic equation is y = ax² + bx + c, where a, b, and c are constants and a ≠ 0.
2.
FLASHCARD QUESTION
Front
What are the zeros of a quadratic equation?
Back
The zeros of a quadratic equation are the values of x that make the equation equal to zero. They are also known as the roots of the equation.
3.
FLASHCARD QUESTION
Front
How do you find the zeros of the quadratic equation x² + 4x + 4 = 0?
Back
Factoring gives (x + 2)(x + 2) = 0, so the zero is x = -2.
Tags
CCSS.HSA-REI.B.4B
4.
FLASHCARD QUESTION
Front
What does it mean to solve a quadratic equation by factoring?
Back
Solving by factoring involves rewriting the quadratic equation as a product of two binomials and then setting each factor equal to zero.
Tags
CCSS.HSA-REI.B.4B
5.
FLASHCARD QUESTION
Front
What are the roots of the function f(x) = (x - 1)(x + 5)?
Back
The roots are x = 1 and x = -5.
Tags
CCSS.HSF-IF.C.7C
6.
FLASHCARD QUESTION
Front
What is another term for the roots of a quadratic equation?
Back
Another term for the roots is 'zeros'.
Tags
CCSS.HSF-IF.C.7C
7.
FLASHCARD QUESTION
Front
What is the vertex of a quadratic function?
Back
The vertex is the highest or lowest point of the parabola represented by the quadratic function.
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