Complex Numbers and Quadratic Functions
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
Wayground Content
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14 questions
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1.
FLASHCARD QUESTION
Front
What is a complex number?
Back
A complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is the imaginary unit, defined as the square root of -1.
2.
FLASHCARD QUESTION
Front
What is the imaginary unit 'i'?
Back
3.
FLASHCARD QUESTION
Front
Back
4.
FLASHCARD QUESTION
Front
What does the discriminant of a quadratic function indicate?
Back
5.
FLASHCARD QUESTION
Front
If a quadratic function has a discriminant of 4, how many x-intercepts does it have?
Back
It has 2 x-intercepts.
6.
FLASHCARD QUESTION
Front
What is the quadratic formula?
Back
7.
FLASHCARD QUESTION
Front
Back
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