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9-142.
  1. Simplify each expression. Homework Help ✎

    1. 10x4(10x)−2

3(5 − 10)

Remember, when an exponent is located outside of a set of parentheses, the exponent applies to every term inside the parentheses.

10x4(10−2x−2)

This can be rewritten as:

(4−1)3(4)2

See (b).

See (a) and (b).