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Posted by on Wednesday, November 26, 2008 at 7:29pm.

how would you determine the domain and range of y=2(x+1)^2-3 without graphing

  • math - , Wednesday, November 26, 2008 at 8:02pm

    x (the domain) can be any number

    y (the range) cannot be less than -3, since 2(x+1)^2 is either 0 or positive

    The upper range limit is infinity

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