In certain number system with base or radix x, if (123)x + (21)x = (210)x then base or radix x of number system is:
A. 5
B. 4
C. 3
D. 2
Answer: Option B
This Question Belongs to Electronics And Communications Engineering >> Digital Electronics
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In which of the following base systems is 123 not a valid number?
A. Base 10
B. Base 16
C. Base 8
D. Base 3
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