Evalute: limit (x --> 0) ((1+x)^5 - (1+5x)) / (x^2 + x^5) Not sure how to do this...Any advice? Thanks
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Originally Posted by jzellt Evalute: limit (x --> 0) ((1+x)^5 - (1+5x)) / (x^2 + x^5) Not sure how to do this...Any advice? Thanks Start by expanding and simplifying the numerator. Then divide numerator and denominator by the largest common factor.
Yeah that is how I thought to start also, but didn't get anywhere. After expanding and simplifying I got: x^4 + 4x^3 + 6x^2 -x Now what?
Originally Posted by jzellt Yeah that is how I thought to start also, but didn't get anywhere. After expanding and simplifying I got: x^4 + 4x^3 + 6x^2 -x Now what? Now you go back and fix your mistakes. Because x^4 + 4x^3 + 6x^2 -x is not the correct expansion and simplification of the numerator.
Ok... Sorry I got x^5 + 5x^4 + 10x^3 + 10x^2 but Im still not sure how to continue
Originally Posted by jzellt Ok... Sorry I got x^5 + 5x^4 + 10x^3 + 10x^2 but Im still not sure how to continue *Ahem* Originally Posted by mr fantastic Start by expanding and simplifying the numerator. Then divide numerator and denominator by the largest common factor.
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