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Sally and Daisy lives 88 mikes apart, they want to meet somewhere in between, Daisy's rate of speed is 60% of Sally's,  they start out at same time and met 5 hours later, find Daisy's rate of...

When I substitute u=x^2-5x+25 I get du=2x-5 dx. That gets me close to x dx. I would normally just pull out 1/2, but I'm confused how to deal with the -5.  it looks like I should get a ln...

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