Question: 1. Find the intervals of increase and decrease for f(x) = x -3x. [K/U 4 marks] 3 2. Find the local minimum or maximum points

1. Find the intervals of increase and decrease for f(x) = x -3x. [K/U 4 marks] 3 2. Find the local minimum or maximum points using the first derivative test for f(x) = -2x [K/U 4 marks] x- +3

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