2m²+19m+30 Who will give first answer I mark it branliest
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Sol. 2m2 + 19m + 30 = 0
∴ 2m2 + 15m + 4m + 30 = 0
∴ m(2m + 15) + 2(2m + 15) = 0
∴ (2m + 15) (m + 2) = 0
∴ 2m + 15 = 0 or m + 2 = 0
∴ 2m = –15 or m = –2
∴ m = –15/2 or m = –2
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