Advertisements
Advertisements
Question
Write 39,00,00,000 in the standard form.
Advertisements
Solution
For standard form 390000000
= 39 × 10 × 10 × 10 × 10 × 10 × 10
= 39 × 107
= 3.9 × 107 × 101 ...[∵ am × an = (a)m + n]
= 3.9 × 108
APPEARS IN
RELATED QUESTIONS
Express the given numbers in standard form.
6020000000000000
Express the following numbers in standard form:
3759 × 10−4
Write the following numbers in the usual form:
3.02 × 10−6
Write the following numbers in the usual form:
4.5 × 104
The standard form of 12340000 is ______.
Express `(1.5 xx 10^6)/(2.5 xx 10^-4)` in the standard form.
A sugar factory has annual sales of 3 billion 720 million kilograms of sugar. Express this number in the standard form.
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?
Express the following in exponential form:
`400/3969`
Express the following in exponential form:
`(-625)/10000`
