Past Papers’ Solutions | Edexcel | AS & A level | Mathematics | Core Mathematics 1 (C1-6663/01) | Year 2013 | June | Q#10

  Question Given the simultaneous equation; Where k is a non zerp constant. a.   Show that Given that  has equal roots, b.   find the value of K. Solution a.   We are given that; To write a single equation in terms of x and k, we find expression for y from first equation; We substitute this expression of y […]