Erm no, to give a bit of back ground the question is part of an Analytical methods assignment, and is written "Expand x.sin2x upto the term containing x7"
Erm no, to give a bit of back ground the question is part of an Analytical methods assignment, and is written "Expand x.sin2x upto the term containing x7"
Well then I assume it is a Maclaurin series you want
So what you want is this
But there will be no 7 term, a 6 and 8 term though
P.S. This is hardly an Algebra/Pre-algebra question.