A term selected by its power

A term selected by its power

4 marks
TGM Original
Find the 3rd term in the expansion of (2 x2-(1)/(x))7, taking the first term from the power of the first displayed summand. Assume x 0.

Solution:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs tuition enrolment.

Create a free account to practise similar questions.

Answer:\(672 x^{8}\)

Need help? Join our JC Math tuition classes.

Learn more