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28 August, 11:29

How many real solutions does t2+70=87 has

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  1. 28 August, 11:34
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    Two real solutions: t = ±√17

    Step-by-step explanation:

    t^2 (not t2) + 70 = 87 is a quadratic equation that can be rewritten as t^2 = 17. This equation has two real solutions: t = ±√17
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