Question: I need help with this problem please, in Real Analysis. Please make it legible, I often can't read the handwriting. Consider the function (x)=x2+2x .

I need help with this problem please, in Real Analysis. Please make it legible, I often can't read the handwriting.

Consider the function (x)=x2+2x . Using the limit definition of the derivative, show that for any real number a, the derivative of this function exists at x=a and is equal to 2a+2. Pa... By

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