Arithmetic of Computers

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Lesson 2

The Arithmetic of Powers

Multiplication by addition, and division by subtraction

Page 77

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Your answer :

(3²)(3⁰) = 3⁵.

You must have added the base of 3⁰ to the exponent of 3² to get 3⁵. But all you have to do here is to apply the rule

(b^m)(bⁿ) = b^(m + n).

In this case b = 3, m = 2, and n = 0. So you have

(3²)(3⁰) = 3^(2 + 0).

Now, 2 + 0 doesn’t equal 5, does it?

Return to Page 83 and try again.