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Math Help - Can some one please help me with functions

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    Can some one please help me with functions

    Can some one please answer or help me try to learn how to asnwer this question? whats is the range of this function? f(x)=4x-2
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    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by imbadatmath View Post
    Can some one please answer or help me try to learn how to asnwer this question? whats is the range of this function? f(x)=4x-2
    the range is all the output values we can possibly attain, that is, the set of y values we can map to. this line can hit any y-value we want, it goes up towards infinity and down towards negative infinity, thus the range is \mbox{Ran}(f) = (-\infty, \infty)
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