Essential Understandings:

Explicitly teach students how to use a calculator to simplify exponential expressions. For example, have students simplify 7 2 . 7 2 would be entered in the calculator as 7x7 which would equal 49. Using a scientific calculator, students would use the x 2 button to enter the 7, then press the button to get the same answer of 49 as described in ... ................
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