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What's the domain and range of y=x^2-3?

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  • What's the domain and range of y=x^2-3?


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Domain ( x value) is any real value Range (y value) is #y>=( -3)#; As square of any number is positive , so y can not be less than # -3# [ans]
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Positive: 64 %
Domain is RR Range is
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