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Surds and Indices MCQ - Multiple Choice Question and Answer

Surds and Indices MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 1
243)n5  32n + 1 9n  3n  1 = ?

1
2
9
3n

Question No : 2
11 + a(n - m) + 11 + a(m - n) = ? 

0
12
1
am+n

Question No : 3
If m and n are whole numbers such that mn = 121, the value of (m - 1)n + 1 is:

1
10
121
1000

Question No : 4
xbxc (b + c - a) . xcxa (c + a - b) .xaxb(a + b - c) = ? 

xabc
1
xab+bc+ca
xa+b+c

Question No : 5
If x = 3 + 22, then the value of x - 1x is: 

1
2
22
33

Question No : 6
(0.04)-1.5 = ?

25
125
250
625

Question No : 7
The value of [(10)150 ÷ (10)146]

1000
10000
100000
106