HCU MCA 2013 Paper

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Question : 2 of 75

Marks: +1, -0

If

\a ^\b \c^\a

= abca, where all a, b and c are integers, then which of the following is true?

a = 1
b = 4
c = 9
None of these

Solution:

(b)

\a ^\b \c^\a

= abca
If a = 2, b = 4, c = 1
Then

2^4 1^2= 2 × 4 ×1 ×2

So, b = 4

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