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Let f(x)=[x] and g(x)=|x| . Find (f+2g)(...

Let `f(x)=[x]` and `g(x)=|x|` . Find `(f+2g)(-1)`

Text Solution

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`(f+g)(x) =f(x)+g(x) `
`(f+2 g)(-1) =f(-1)+2 g(-1) `
`=[-1]+2|-1| `
`=-1+2 `
...
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