1. Use the following four relations to answer questions a) through d) below. i) {(-1,3), (2,4), (-1,4), (-2, 3), (1,4)} ii) g(x) = -5x² + 3 y 2 iii) iv) a) Which of the above relations are NOT functions and why? -1 f(x) b) State the Domain and Range of relations i) and ii) only. i) Domain: Range: Range: ii) Domain: c) In relation ii), find g(2) and write the corresponding point as an ordered pair. d) In relation iv), for which approximate value of x does f(x) = 2 ?

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