a. The diagonals of a rhombus are in the ratio of 1:3. If each side of the rhombus is 10 cm long, find the length of the longer diagonal. b Find a and b so that the zeroes of ax? + bx+24 are 3 and 4. 1 1 3 3 C. . If x > 1, is x2 2 positive or negative? 2

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