Let f(x)=10−3x−x^2. Find the open intervals on which f is increasing (decreasing). Determine the x-coordinates of all relative maxima?

0.63 & 1.9....thus NONE of the given" answers " are valid...sorry ...i see it is cos² thus A) is valid.

I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.

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