[" hd a quadratic polynomial each with the given numbers as the sum and product of its "],[" zeroes respectively."],[" (i) "(1)/(4),-1],[" (ii) "sqrt(2),(1)/(3)],[" (iii) "0,sqrt(5)],[" (iv) "1,1],[" (v) "-(1)/(4),(1)/(4)],[" (vi) "4,1]