Aptitude:: Surds and Indices

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If x = 3 + 22, then the value of

is:

A. 1 B. 2
C. D.

A. xabc B. 1
C. xab + bc + ca D. xa + b + c

If m and n are whole numbers such that mn = 121, the value of (m - 1)n +1 is:

A. 1 B. 10
C. 121 D. 1000

A. 0 B.
C. 1 D. am+n

A. 1
B. 2
C 9
D. 3n

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