Let f(x) = -5 - x^2 . Find each of the following:

(A)\displaystyle{\frac{f(7) - f(1)}{7-1} =}

(B)\displaystyle{\frac{f(1 + h) - f(1)}{h} =}

(C)\displaystyle{\lim_{h\rightarrow 0}\frac{f(1 + h) - f(1)}{h} =}

(A)

(B)

(C)

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