Question
Let the quadratic function be 𝑓(𝑥)=𝑥2−4𝑥+1, determine: ▪ The concavity ▪ The vertex ▪ Intersections with the axes (𝑥 and 𝑦) (if there are
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Answer to a math question Let the quadratic function be 𝑓(𝑥)=𝑥2−4𝑥+1, determine: ▪ The concavity ▪ The vertex ▪ Intersections with the axes (𝑥 and 𝑦) (if there are
Jett
4.797 Answers
parte 1:
Dado, f(x) = x^2-4x+1
Para encontrar la concavidad, encuentre la segunda derivada.
f'(x) = 2x-4
f''(x) = 2
f''(x) es positivo para todo x , y por lo tanto, f(x) es cóncavo hacia arriba
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