subject
Mathematics, 30.05.2020 10:57 Wolfiid

On a coordinate plane, a parabola opens down. It goes through (negative 2, negative 2), has a vertex at (1.5, 10), and goes through (5, negative 2).
Over which interval is the graph of f(x) = –x2 + 3x + 8 increasing?

(β€“βˆž, 1.5)
(β€“βˆž, 10.25)
(1.5, ∞)
(10.25, ∞)

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
Write numerical coefficient of yΒ² in the expression 2xΒ² - 15xy – 7yΒ²
Answers: 1
question
Mathematics, 21.06.2019 19:30
Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for Ο€, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2
Answers: 1
question
Mathematics, 21.06.2019 22:20
Which strategy is used by public health to reduce the incidence of food poisoning?
Answers: 2
question
Mathematics, 21.06.2019 22:30
An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount
Answers: 1
You know the right answer?
On a coordinate plane, a parabola opens down. It goes through (negative 2, negative 2), has a vertex...
Questions
Questions on the website: 13722363