A) \[\le \,|{{z}_{1}}|+|{{z}_{2}}|\]
B) \[\le \,|{{z}_{1}}|-|{{z}_{2}}|\]
C) \[<\,|{{z}_{1}}|+|{{z}_{2}}|\]
D) \[>\,|{{z}_{1}}|+|{{z}_{2}}|\]
Correct Answer: A
Solution :
\[|{{z}_{1}}+{{z}_{2}}|\,\le \,|{{z}_{1}}|+|{{z}_{2}}|\]
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