1.

In a number system with radix , the decimal value of 110 is equal to 4. The decimal values of 111 and respective are equal to

Answer» (110)r = 4r ⇒ r2 + r = 4r r(r - 3) = 0 ⇒ r ≠ 0, r = 3 (lll)r = 32 + 3 + 1 = 13.


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