Algebra 2 Midterm Review
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What inequality does the number line graph represent?
Back
x < 4
2.
FLASHCARD QUESTION
Front
What does i^2 equal?
Back
-1
3.
FLASHCARD QUESTION
Front
Simplify: (7 + 2i)(9 - 6i)
Back
75 - 24i
4.
FLASHCARD QUESTION
Front
Use the quadratic formula to solve: 2x^2 + 2x - 12
Back
x = 2, -3
5.
FLASHCARD QUESTION
Front
Factor completely: x^3 + 3x^2 - 4x - 12
Back
(x + 3)(x + 2)(x - 2)
6.
FLASHCARD QUESTION
Front
What is the quadratic formula?
Back
x = (-b ± √(b² - 4ac)) / 2a
7.
FLASHCARD QUESTION
Front
Define 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.
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