Recent content by Emma O'shea

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    Undergrad Infinity geometric series question

    The first term is the second term over r. Well spotted! I'll get the hang of this stuff yet! :)) Thanks very much
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    Undergrad Infinity geometric series question

    Hi there everyone! Have a quick question for you. The question is: The sum to infinity of a geometric series is 9/2 The second term of the series is -2 Find the value of r, the common ratio of the series. I understand that we have to use the sum to infinity of a geometric series...
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    Undergrad Finding Variables within Matricies Question

    Hi Ya that's the one! Thanks guys! Much appreciated!
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    Undergrad Finding Variables within Matricies Question

    :confused: Hi There! I have a quick question and I would really appreciate some guidence! I have three matrix multiplied together like so (horizontal matrix 1 k)(2x2 matrix 3 4 -2 1)(vertical matrix 1 k) equals 11 I'm asked to find two values for k. I've tried multiplying them out...