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4 September, 10:01

What's the range of f (x) = - 2x-5 for the domain (-2,-1,1,2)

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  1. 4 September, 13:10
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    Just input the domain to find the range

    f (-2) = - 2 (-2) - 5=4-5=-1

    f (-1) = - 2 (-1) - 5=2-5=-3

    f (1) = - 2 (1) - 5=-2-5=-7

    f (2) = - 2 (2) - 5=-4-5=-9

    range is [-9,-7,-3,-1]
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