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Is g={(1,1),(2,3),(3,5),(4,7)} a functi...

Is `g={(1,1),(2,3),(3,5),(4,7)}` a function? If this is described by the formula, `g(x)=alphax+beta,` then what values should be assigned to `alpha` and `beta?`

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RD SHARMA ENGLISH-FUNCTIONS-All Questions
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