Learn and practice Problems on surds and indices with easy explaination and shortcut tricks. All questions and answers on surds and indices covered for various Competitive Exams
Solve Problems:
1) The value of 51/4 x (125)0.25 is
- root 5
- 5 * root 5
- 5
- 25
2) Value of (256)0.16 x (256)0.09 is
- 64
- 4
- 8
- 16
3) If 42x =1/32 , then x is
- 5/4
- 4/5
- 3/5
- None of these
4) + 2-3 is equal to
- 2n+1
- -2n+1 + 1/8
- 9/8 – 2n
- 1
5) is equal to
- -3/2
- -1/2
- 2/3
- 3/2
6) is equal to
- a
- 1
- a1/3
- a3
7) The value of x1/2. Y-1 .z2/3 , when x = 9, y = 3, and z = 8 is
- 18
- 12
- 6
- 4
8) If m and n are whole numbers such that, mn = 121, then the value of (m-1)n+1 is
- 1
- 10
- 121
- 1000
9) is equal to
- 2- 2^0.5
- 2^0.5 -2
- 3-2*2^0.5
- 1
10)
- 0
- xabc
- x(a+b+c)
- 1
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