I need help with problem c using mathematical induction. Please write your steps clearly and legibly!

Exercise 6.4.2: Proving identities by induction. Prove each of the following statements using mathematical induction. (a) Prove tat forary positiveinteger-TL";")' Prove that for any positive integer n, -/ n(n + 1 ) 2 j-1 Solution Prove that for any positive integer n,n-1)21+2 j-1 Solutionv Prove that for any positive integer n, i-1) n(n2- 1) j-1