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On what interval (s) are f(x) = x3 2x²+x+6 decreasing?
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On what interval (s) are f(x) = x3 2x²+x+6 decreasing?

User Topwik
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If you are talking about 2x^2 + x + 6 then the intervals would be decreasing based on where it is based on the vertex,
-b/2a = -1/2, plug -1/2 in 1/2 -1/2 + 6 = 6, vertex = (-1/2, 6) so the equation is decreasing (infinity) > x > -1/2
User Supun Sameera
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User Panama Jack
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