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maths

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If 1,3,4,7 is the the domain, what would the range be if

1) f(x)= 4x-1
2) f(x) x2 + 2

  • maths -

    The range is the set of values R={f(1), f(3), f(4), f(7)}
    You need to substitute x = 1, 3,...7 successively in f(x) to find the members of the range.

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