Past Papers’ Solutions | Edexcel | AS & A level | Mathematics | Core Mathematics 1 (C1-6663/01) | Year 2013 | June | Q#4

Question A sequence  is defined by  , for  Where  is a constant. a)   Find an expression for  in terms of k. Given that , b)  Find the two possible values of k. Solution a)     We are given that sequence  is defined by We are required to find . We can utilize the given expression for general terms beyond first […]

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

  Question Simplify giving your answer in the form  , where a and b are integers. Solution We are given; If we need a rational number in the denominator of a fraction, we need to follow procedure of “denominator rationalization” as given below. ü If the denominator is of the form  then multiply both numerator and denominator by .  […]