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Find the domain and range of the followi...

Find the domain and range of the following real functions:(i) `f(x)=-|x|`

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Given,`f(x)=-|x|`
f(x) can be defined for all real numbers x.
Domain (f) = R
When, x < 1, we have `x – 1 < 0` or `1 – x > 0`
`|x – 1| > 0 =f(x) > 0 `
When, `x >= 1`, we have `x – 1 >=0`
...
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