Lim (x>-infinity) (-3x + 1)/(x^2 + x)^(1/2). I think it should be 3, but I don't know how to show it.
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Originally Posted by unluckykc Lim (x>-infinity) (-3x + 1)/(x^2 + x)^(1/2). I think it should be 3, but I don't know how to show it. as , the 1 in the top and the in the bottom do not really make a difference, so we can get rid of them. thus,
Since we can divide by -x and where we need to. Now, see the limit?.
and again, we could split the original into two pieces. now the second fraction goes to zero as so we can forget about it. the first fraction we can simplify into as and the conclusion follows
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