I received a tutor response to this question however it was not explained how to calculate using a financial calculator. Please assist me by teaching me how to enter the calculation when I financial calculator.

Microsoft reported earnings per share of $1.20 in 2006 and $2.10 in 2016. At what annual rate did earnings per-share grow over this period?

The tutor explained 9.78% however, I do not understand the "^" symbol when calculating manually. Please advise using a financial calculator. Thank you!