1)

View Solution**Part (a):**Proof by Induction : FP1 Edexcel January 2013 Q8(a) : ExamSolutions Maths Revision - youtube Video**Part (b):**Proof by Induction : FP1 Edexcel January 2013 Q8(b) : ExamSolutions Maths Revision - youtube Video2)

View Solution**Part (a):**Proof by Induction (Series) : FP1 Edexcel January 2012 Q6(a) : ExamSolutions Maths Tutorials - youtube Video**Parts (b) and (c):**Summing Series : FP1 Edexcel January 2012 Q6(b)(c) : ExamSolutions Maths Tutorials - youtube Video