Advertisements
Advertisements
प्रश्न
Express the product of 3.2 × 106 and 4.1 × 10–1 in the standard form.
Advertisements
उत्तर
Product of 3.2 × 106 and 4.1 × 10–1
= (3.2 × 106)(4.1 × 10–1)
= (3.2 × 4.1) × 106 × 10–1
= 13.12 × 105
= 1.312 × 105 × 101 ...[∵ am × an = am + n]
= 1.312 × 106
APPEARS IN
संबंधित प्रश्न
Express the given numbers in usual form.
4.5 × 104
Express the following numbers in standard form:
3759 × 10−4
Express the following number in the usual form.
Express the following number in the usual form.
The usual form of 2.39461 × 106 is _______.
Pluto is 59,1,30,00,000 m from the sun. Express this in the standard form.
Express the following in standard form:
Express 56 km in m.
Consider a quantity of a radioactive substance. The fraction of this quantity that remains after t half-lives can be found by using the expression 3–t. After how many half-lives will the fraction be `1/243` of the original?
The paper clip below has the indicated length. What is the length in standard form.
The given table shows the crop production of a State in the year 2008 and 2009. Observe the table given below and answer the given questions.
| Crop | 2008 Harvest (Hectare) |
Increase/Decrease (Hectare) in 2009 |
| Bajra | 1.4 × 103 | – 100 |
| Jowar | 1.7 × 106 | – 440,000 |
| Rice | 3.7 × 103 | – 100 |
| Wheat | 5.1 × 105 | + 190,000 |
- For which crop(s) did the production decrease?
- Write the production of all the crops in 2009 in their standard form.
- Assuming the same decrease in rice production each year as in 2009, how many acres will be harvested in 2015? Write in standard form.
