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OpenStudy (anonymous):
The sum of two numbers is 20. If one number is x, then the other number is ?. their product is p(x)=?. find the maximum value of p.
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OpenStudy (anonymous):
x + y = 20 The product is (x)(20 - x) = p(x) You can now get the maximum either through the vertex form for a parabola opening downward or you can get it by differential calculus.
OpenStudy (anonymous):
Can you perform either method?
OpenStudy (anonymous):
Yup, I got it now. I was just unsure of how to set it up! Thanks :D
OpenStudy (anonymous):
you're quite welcome!
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