Algebra

What is the value of 13x^-3y^-1 when x=-1 and y=4
A)-13/14
B)-52
C)-4/13
D)-156

(If you go to connections academy PLEASE GIVE THE ANSWERS I WANNA MAKE SURE IM RIGHT I REALLY NEED THIS) lesson 9 unit test

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  1. If you want to make sure your answer is right, please post it here and we'll check it.

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    Ms. Sue
  2. All you have to do is substitute x and y in your expression: 13x^-3y^-1

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    Leo
  3. 13x^-3y^-1
    = 13(1/x^3)(1/y)

    might be easier to sub your values of x and y into that

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  4. no clue about how the 13x^-3y^-1 suppose to be looked like. Please make it clear if you really want help.

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