Changing the index safely

Changing the index safely

2 marks

Tim Gan Math Original

Express \(\sum_{r=4}^{n}r^2\) using a sum that starts at \(1\).[2]

Solution:

Solution locked

Sign in to view the step-by-step solution

Finding similar questions...

Answer:\(\sum_{r=1}^{n}r^2-14\)

Need help? Join our JC Math tuition classes.