Sat 2020 sec4 #29
How do I do this one ?

What aspects of lines have to be diffrent

Proceed as in example 3 in section 6.1 to rewrite the given expression using a single power series whose general term involves xk. ∞ n(n − 1)cnxn − 2 n = 2 − 4 ∞ ncnxn n = 1 + ∞ cnxn n = 0

Write the fraction or mixed number and the decimal shown by the model