College Algebra

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I do not know how to rationalize this:
2(-2/radical 77)(77/73)......the answer is -4 radical 77/73

Thank you!!!

  • College Algebra -

    2(-2/√77)(77/73)
    =2(-2/73)(77/√77)
    =-4/73*√77
    =-4(√77)/73

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