If a=5i+2j, then |a|=

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If a=5i+2j, then |a|=

E

Editor

Sep 18, 2022

If a=5i+2j, then |a|=

Difficulty: Easy

A:

\sqrt{13}

B:

\sqrt{7}

C:

\frac{1}{\sqrt{13}}

D:

\sqrt{29}

ID: 63273dbaca83163ac3a132a7