| 1 |
The mantissa is always taken as |
- A. positive (+)
- B. negative (-)
- C. ±
- D. ≠
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| 2 |
As per Law of sum of powers, we write am x an as |
- A. am-n
- B. am+n
- C. a1/m-1/n
- D. a 1/m+1/n
|
| 3 |
0.0000281 can write in scientific notation |
- A. 2.81 x 10-5
- B. 28.1 x 10-5
- C. 0.00281 x 10-3 
- D. 0.281 x 10-5
|
| 4 |
√3 is called: |
- A. radical
- B. radicand
- C. rational number
- D. integer
|
| 5 |
In the logarithm of number the decimal part is called |
- A. mantissa
- B. characteristic
- C. rational number
- D. real part
|
| 6 |
X3 x Y4 x X-2 x Y-2 we can simplify as |
- A. xy2
- B. x3 y
- C. x y2
- D. x2 y
|
| 7 |
The logarithm calculate to the base '10' is called |
- A. mantissa 
- B. common logarithm 
- C. characteristic 
- D. natural number 
|
| 8 |
1/b√ak is expressed in exponential form as |
- A. a-1/b
- B. a-b/k
- C. a-1/k
- D. a-k/b
|
| 9 |
According to law of power of power (x3)4 we can simplify.  |
- A. x12
- B. x3
- C. x4
- D. x4+3
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| 10 |
√√2 = ? |
- A. 2<sup>2</sup>
- B. 2
- C. 2<sup>1/2</sup>
- D. 2<sup>1/4</sup>
|