Electronics and Communication Engineering - Exam Questions Papers - Discussion
Discussion Forum : Exam Questions Papers - Exam Paper 6 (Q.No. 45)
45.
If (225)Y = (165)8 find value of Y
Answer: Option
Explanation:
(225)y => 2Y2 + 2Y + 5 = (165)8 => (117)10
∴ 2Y2 + 2Y + 5 = 117
Y2 + Y - 56 = 0
∴ Y = 7 or Y = - 8
∴ Y should be 7.
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