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September 20, 2014

September 20, 2014

Posted by **emma g** on Monday, February 1, 2010 at 11:38am.

I think I need to use this formula: -b/2a, but I'm not sure if I'm getting the right answer. please explain step by step.

thank you.

- algebra -
**bobpursley**, Monday, February 1, 2010 at 11:51am-b/2a is when x gives the maximum y.

-60/(2*-.0002)= you do it.

- thank you -
**emma g**, Monday, February 1, 2010 at 2:27pmthanks again!

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