Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2011 | May-Jun | (P1-9709/12) | Q#3

Hits: 745 Question The equation , where  and  are constants, has roots −3 and 5.     i.       Find the values of  and .    ii.       Using these values of  and , find the value of the constant  for which the equation  has equal roots. Solution     i.   We have the equation;   If the equation has roots −3 and 5 then; We can expand […]