Question: KNOWLEDGE 1. Identify the intervals of increase/decrease for the function, f(x) = (x-1)(x-3). (Hint: Drow out a graph) (2] Intervals of increase: Intervals of decrease:

KNOWLEDGE 1. Identify the intervals of increase/decrease for the function, f(x) = (x-1)(x-3). (Hint: Drow out a graph) (2] Intervals of increase: Intervals of decrease: 2. Is the relation x = /9 -y' a function? Explain and illustrate with an example. (2) 3. Determine algebraically ;p /(x) - 1+ x Ixl is even, odd or neither. (2)4. What are the possible values of x for |3x-2| 2 -4 ? (2) 5. If fix) has a domain of { x | x 2 0, XER )and a range of {y | - 5 sy 4 f(x) = 3 if-1

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