Edisbre5rio Edisbre5rio

07-05-2016
Mathematics

contestada

Over which interval is the graph of f(x) = –x2 + 3x + 8 increasing?
(–∞, 1.5)

(–∞, 10.25)

(1.5, ∞)

(10.25, ∞)

Respuesta :

naoemievalencia naoemievalencia

27-08-2017

The answer for this question is (-infinity,1.5) because
when f(x) is increasing f'(x) > 0
-2x + 3 > 0
-2x > -3
x< 3/2 or 1.5

Answer Link

sourcandy212 sourcandy212

13-06-2019

Answer:

A.

Step-by-step explanation:

Answer Link

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