Advertisements
Advertisements
प्रश्न
Write the following numbers in the usual form:
3.25 × 10−7
Advertisements
उत्तर
3.25 x 10−7 = 3.25/107 = 3.25/1,00,00,000 = 0.000000325
APPEARS IN
संबंधित प्रश्न
Express the given numbers in usual form.
3 × 10−8
Express the number appearing in the given statement in standard form.
1 micron is equal to `1/1000000` m
Express the following numbers in standard form:
846 × 107
Express the following numbers in standard form:
3759 × 10−4
The usual form for 2.03 × 10–5 is ______.
The standard form of `(1/100000000)` is ______.
To add the numbers given in standard form, we first convert them into numbers with ______ exponents.
Express `(1.5 xx 10^6)/(2.5 xx 10^-4)` in the standard form.
A half-life is the amount of time that it takes for a radioactive substance to decay to one half of its original quantity.
Suppose radioactive decay causes 300 grams of a substance to decrease to 300 × 2–3 grams after 3 half-lives. Evaluate 300 × 2–3 to determine how many grams of the substance are left.
Explain why the expression 300 × 2–n can be used to find the amount of the substance that remains after n half-lives.
Express the following in exponential form:
`(-1296)/14641`
