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Sullivan Hurley
Mathematics
28 January, 08:57
Factor the trinomial - 2h^2+5h+3
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Jordin Bradford
28 January, 09:08
0
-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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