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wwe123

  • 3 years ago

find the range of function (i)cos x/3

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  1. wwe123
    • 3 years ago
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    \[(ii) \frac{ x+2 }{ |x+2| }\]

  2. Aperogalics
    • 3 years ago
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    (1) it is a cosine function so range always lies [-1,1] for all values of x (2) {-1,1} for all values of x except x=-2 for which function is not defined:)

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