Exam Review - Simplifying Square Roots and Systems of Equations

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Mathematics
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What is a square root?
Back
A square root of a number x is a number y such that y² = x. For example, the square root of 9 is 3, since 3² = 9.
2.
FLASHCARD QUESTION
Front
How do you simplify a square root of a negative number?
Back
To simplify a square root of a negative number, use the imaginary unit i, where i = √(-1). 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