Advertisements
Advertisements
प्रश्न
If x be any non-zero integer, then x–1 is equal to ______.
पर्याय
x
`1/x`
– x
`(-1)/x`
उत्तर
If x be any non-zero integer, then x–1 is equal to `underlinebb(1/x)`.
Explanation:
Using law of exponents, `a^-m = 1/a^m` ...[∵ A is non-zero integer]
Similarly, `x^-1 = 1/x`
APPEARS IN
संबंधित प्रश्न
If x be any integer different from zero and m be any positive integer, then x–m is equal to ______.
For a non-zero rational number p, p13 ÷ p8 is equal to ______.
On dividing 85 by ______ we get 8.
The value of [3–1 × 4–1]2 is ______.
(–5)–2 × (–5)–3 = (–5)–6
50 = 5
(–2)0 = 2
`(-8/2)^0 = 0`
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. What fraction of substance remains after 7 half-lives?
Find a single machine that will do the same job as the given hook-up.
a (× 599) machine followed by a (5–100) machine.
