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Math
Algebra 2
Imaginary Numbers and Quadratic Functions
Imaginary and Complex Numbers
Simplifying Complex Expressions
Graphing and Magnitude of a Complex Number

Practice problem

Graphing and Magnitude of a Complex Number

What is the magnitude of $3+4i$ ?

Choose one answer

Option A: A

$5$

Option B: B

$\sqrt5$

Option C: C

$\sqrt{12}$

Option D: D

$\sqrt7$

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