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3-7.

Gerardo is simplifying expressions with very large exponents. He arrives at each of the results below. For eachStoplight icon result, decide if he is correct and justify your answer using the meaning of exponents. Homework Help ✎

  1. x3

    Remember to subtract the exponents when dividing terms with like bases.

    Not correct, the answer should be x100. Make sure you are able to justify your answer.

  2. If you multiply 20 y's together, and then multiply another 41 to the original 20, how many y's are you multiplying together?

    y61. Make sure you are able to justify your answer.

  3. Write down the expression inside the parentheses three times and then simplify as you did in part (b).