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January 31, 2015

January 31, 2015

Posted by **Sam** on Wednesday, May 28, 2008 at 6:34pm.

f(x) = [(x+4)(x-5)]/[2x(x+3)]

For the first part...do I put them together?

Can someone please complete this.

- Calculus -
**Reiny**, Wednesday, May 28, 2008 at 8:30pmI would expand it first to get

f(x) = (x^2 - x - 20)/(2x^2 + 3x)

now use the quotient rule

- Calculus -
**burning**, Wednesday, May 28, 2008 at 8:58pmf(x) = 2x^4+x^3-43x^2-60x

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