Please help with some probelms! Check some too the questions that has a blue dot are the answers please check that please!

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NathalyN NathalyN

14-01-2016
Mathematics

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Please help with some probelms! Check some too the questions that has a blue dot are the answers please check that please!

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Anybody who gives me the answer will be a life savior

ajordan26 ajordan26 · Answer 1 · 2016-01-14T22:13:51-05:00

ajordan26 ajordan26

14-01-2016

I have an answer for the last image.. The first step to finding the y-coordinate of the vertex of the equation y= -2x^2+2x-3 given that the x-coordinate of the vertex is 1/2 is the last option: -2(1/2)^2+2(1/2)-3.. The variable x represents the x-coordinate which means that all you have to do to start is plug in the vertex they gave you: 1/2

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