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Big Ideas Math: Modeling Real Life, Grade 8
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Big Ideas Math: Modeling Real Life, Grade 8 View details
1. Exponents
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Exercise 3 Page 320

When raising a number to an exponent we multiply it by itself that many times as indicated by the exponent.

144

Practice makes perfect
The expression 12^2, or 12 to the second power, can be written as the product of two 12 terms.
12^2
Rewrite

Rewrite 12^2 as 12* 12

12* 12
Multiply

Multiply

144
Using a calculator, we can either enter 12^2 or 12* 12. Both expressions give us the same answer.
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