मराठी

The standard form for 0.000000008 is ______. - Mathematics

Advertisements
Advertisements

प्रश्न

The standard form for 0.000000008 is ______.

रिकाम्या जागा भरा
Advertisements

उत्तर

The standard form for 0.000000008 is 8.0 × 10–9.

Explanation:

For standard form,

0.000000008 = 0.8 × 10–8

= 8 × 109

= 8.0 × 109

Hence, the standard form for 0.000000008 is 8.0 × 10–9.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 8: Exponents and Powers - Exercise [पृष्ठ २५५]

APPEARS IN

एनसीईआरटी एक्झांप्लर Mathematics [English] Class 8
पाठ 8 Exponents and Powers
Exercise | Q 56. | पृष्ठ २५५

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

Express the given numbers in standard form.

0.0000000000085


Express the given numbers in usual form.

3 × 10−8


Express the number appearing in the given statement in standard form.

Size of a plant cell is 0.00001275 m


Write the following numbers in the usual form:
4.83 × 107


Express the following numbers in the usual form.

3 × 10– 5

The standard form of `(1/100000000)` is ______.


Some migratory birds travel as much as 15,000 km to escape the extreme climatic conditions at home. Write the distance in metres using scientific notation.


At the end of the 20th century, the world population was approximately 6.1 × 109 people. Express this population in usual form. How would you say this number in words?


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 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
  1. For which crop(s) did the production decrease?
  2. Write the production of all the crops in 2009 in their standard form.
  3. Assuming the same decrease in rice production each year as in 2009, how many acres will be harvested in 2015? Write in standard form.

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×