Electronics and Communication Engineering - Exam Questions Papers - Discussion
Discussion Forum : Exam Questions Papers - Exam Paper 10 (Q.No. 14)
14.
In a number system with radix r, the decimal value of 110 is equal to 4r. The decimal values of 111 and r respective are equal to
Answer: Option
Explanation:
(110)r = 4r
⇒ r2 + r = 4r
r(r - 3) = 0 ⇒ r ≠ 0, r = 3
(lll)r = 32 + 3 + 1 = 13.
Discussion:
1 comments Page 1 of 1.
Reverie said:
1 year ago
How did r raise to r^2 + r? Please explain to me.
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