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Popular >

simplify |2+4i|

Solution

simplify

∣ 2 + 4 i ∣

Solution

25

+1

Decimal Notation

4.47213 \dots

Solution steps

∣ 2 + 4 i ∣

Apply complex arithmetic rule:

∣ a + bi ∣ = a^{2} + b^{2}

∣ 2 + 4 i ∣ = 2^{2} + 4^{2}

= 2^{2} + 4^{2}

Simplify

2^{2} + 4^{2} : 20

= 20

20 = 25

= 25

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Frequently Asked Questions (FAQ)

What is |2+4i| ?
The solution to |2+4i| is 2sqrt(5)