Advertisements
Advertisements
प्रश्न
If x be any non-zero integer, then x–1 is equal to ______.
पर्याय
x
`1/x`
– x
`(-1)/x`
Advertisements
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
(–9)3 ÷ (–9)8 is equal to ______.
For a non-zero integer x, (x4)–3 is equal to ______.
`(3/4)^5 ÷ (5/3)^5` is equal to ______.
`(-8/2)^0 = 0`
The expontential form for `(-2)^4 xx (5/2)^4` is 54.
If `5^(3x - 1) ÷ 25 = 125`, find the value of x.
`(125 xx x^-3)/(5^-3 xx 25 xx x^-6)`
An insect is on the 0 point of a number line, hopping towards 1. She covers half the distance from her current location to 1 with each hop. So, she will be at `1/2` after one hop, `3/4` after two hops, and so on.
Where will the insect be after n hops?
Find a single machine that will do the same job as the given hook-up.
a (× 23) machine followed by (× 2–2) machine.
Find a single machine that will do the same job as the given hook-up.
a (× 24) machine followed by `(xx (1/2)^2)` machine.
