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Math Help - Solve the Homogeneous Linear DEQ

  1. #1
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    Solve the Homogeneous Linear DEQ


    I completed the sqaure of the equation and came out with (
    Then r = -3
    So my answer is but the answer should be -7t where is at.
    I need help where the -7t came about.
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  2. #2
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    Quote Originally Posted by dizizviet View Post

    I completed the sqaure of the equation and came out with (
    Then r = -3
    So my answer is but the answer should be -7t where is at.
    I need help where the -7t came about.
    (r + 5)^2 = 4 has two solutions, not 1. What is the other solution?

    -Dan
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  3. #3
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    Ohhhh, now i feel really dumb... thanks a lot. That was such a stupid simple mistake.
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  4. #4
    Forum Admin topsquark's Avatar
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    Quote Originally Posted by dizizviet View Post
    Ohhhh, now i feel really dumb... thanks a lot. That was such a stupid simple mistake.
    Don't be too hard on yourself. It happens.

    -Dan
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