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Math Help - dimensional analysis help?

  1. #1
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    dimensional analysis help?

    find the exponent A in the equation:

    v=(a^2)(t^A)/x

    Given units
    position L
    time t T
    velocity v L/T
    acceration(a) L/T^2

    answer choices a.) 4 b.)3 c.)1 d.)2

    ^what do i do here?
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  2. #2
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    v=(a^2)(t^A)/x

    \frac{L}{T} = ( \frac{L}{T^2})^2(\frac{T^A}{L})

    Now simplify and find A.
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  3. #3
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    (2L/T^4)(T^A/L)
    =T^4 /T^A
    A=4
    correct?^
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  4. #4
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    Quote Originally Posted by gabriel View Post
    (2L/T^4)(T^A/L)
    =T^4 /T^A
    A=4
    correct?^
    \frac{L}{T} = \frac{L}{T^{(4-A)}}

    Now solve for A.
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