Advertisements
Advertisements
प्रश्न
Express `27/64` and `(-27)/64` as powers of a rational number.
बेरीज
Advertisements
उत्तर
∵ 27 = 3 × 3 × 3 = 33, (–27) = (–3) × (–3) × (–3) = (–3)3
And 64 = 4 × 4 × 4 = 43
∴ `27/64 = 3^3/4^3 = (3/4)^3` and `(-27)/64 = (-3)^3/(4)^2 = ((-3)/4)^3`
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Express the following in exponential form:
t × t
Express the following in exponential form:
5 × 5 × 7 × 7 × 7
Simplify:
2 × 103
Simplify:
23 × 5
Compare the following numbers:
4 × 1014; 3 × 1017
Find the value of: 75
The expression for 8–2 as a power with the base 2 is ______.
Fill in the blanks with <, > or = sign.
32 ______ 15
Express the following as a product of powers of their prime factors:
800
Write the number of seconds in scientific notation.
| Sl. No. | Unit | Value in Seconds |
| 1. | 1 Minute | 60 |
| 2. | 1 Hour | 3,600 |
| 3. | 1 Day | 86,400 |
| 4. | 1 Month | 2,600,000 |
| 5. | 1 Year | 32,000,000 |
| 6. | 10 Years | 3,20,000,000 |
