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Could someone explain this to me? (Maths A level help)

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    Use B^2 - 4AC then solve for > 0 i think. Is this C1?
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    (Original post by matthurry)
    Use B^2 - 4AC then solve for > 0 i think. Is this C1?
    I think so. Hold on what am I supposed to do with the "t not equal to one"?

    (Original post by sonnet26)
    I think so. Hold on what am I supposed to do with the "t not equal to one"?
    Just ignore it - it won't make any difference to your answer! I don't know why the add those things in to be honest!


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