14000000*31000000 multiply
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41
Step-by-step explanation:
Roaming means that the user jumps between different mobile networks, when you're abroad where your own carrier doesn't have coverage to call, text or use mobile data. ... It's however not the same as hand-off/hand-over, where you stay in the same mobile network but the call changes into being managed by a tower.
Answered by
12
Answer:
14,000,000 × 31,000,000
4.34e14
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