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Evaluate: 

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i) $ \\var{x1} ^\\var{n}  $

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Evaluate

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$ (\\simplify{   {x2}/{x3}   })^\\var{n3} $

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Express each of the following in the form  $  \\var{x4}^n  $.

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For negative values of \"n\" enclose your answer in brackets   

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i)   $\\var{x4}^{\\var{n1}} \\times  \\var{x4}^{\\var{n2}} $             [[0]]

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ii)   $\\var{x4}^{\\var{n4}} \\div  \\var{x4}^{\\var{n5}} $       [[1]]

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iii)   $ (\\var{x4}^{\\var{n6}})^\\var{n7}  $                 [[2]] 

\n\t\t\t

 

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"pickQuestions": 0, "questions": []}], "contributors": [{"name": "Julie Crowley", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/113/"}]}]}], "contributors": [{"name": "Julie Crowley", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/113/"}]}