Please help

1.

Given f(a) = 3 - 3x , find f' (x) using the limit definition of the derivative. f' (2) =dy Given y = 7x + 3, find using the limit definition of the derivative. da f' (x) =7 Given f(a) = , find f ( ) using the limit definition of the derivative. f' (x) =2 Given f(a) = find f' (a) using the limit definition of the derivative. f' (x) =2 -4 -3 -2 1 2 3 4 UT -2 Use interval notation to indicate where the functin above has... A) Positive derivative on the interval(s) B) Negative derivative on the interval(s)