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13 July, 13:28

Factor the trinomial - 2h^2+5h+3

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  1. 13 July, 16:49
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    -2h²+5h+3 = - (2h+1) (h-3)

    Step-by-step explanation:

    -2h²+5h+3=0

    Delta=5²-4 * (-2) * 3=25+24=49=7²

    h1 = (-5+7) / (-4) = 2 / (-4) = -1/2

    h2 = (-5-7) / (-4) = -12 / (-4) = 12/4=3

    Finally

    -2h²+5h+3=-2 (h+1/2) (h-3) = - (2h+1) (h-3)
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