eddy1720
eddy1720 eddy1720
  • 04-08-2016
  • Mathematics
contestada

A parabola has a vertex at (-1, 0) and opens down. What is the equation of the parabola?

Respuesta :

caylus
caylus caylus
  • 04-08-2016
Hello,

Something is still missing


y=-a²(x+1)²+0 with a point of the parabola we can determine a²

a² is a real positive.
Answer Link
dalendrk
dalendrk dalendrk
  • 04-08-2016
The vertex form: y = a(x - h)² + k
(h; k) the coordinates of vertex

(-1; 0) ⇒ h = -1 and k = 0

therefore y = a(x + 1)²

A parabola opens down, therefore a < 0.

Answer: y =a(x + 1)² where a < 0.
Answer Link

Otras preguntas

Compare.Use <,>,or =. 1,000 ft _____ 300 yd
8. Autosomes are _______ chromosomes.
_____ is the customer's perception that a product has a strong, positive relationship between its cost and benefits. a. marketing b. utility c. value d. custome
What is the meaning of thematic?
Roly-poly bugs will move around in no particular direction until they find a suitable moist spot. This kind of random movement in animals is known as _____. a.
It would NOT be ethical to __________. a. steal the ball from another player during a game b. use your skills to score a basket by dunking the basketball c. fa
How many states needed to pass the Constitution before it was ratified? a. 11 b. 9 c. 5 d. 13
Which U.S. president authorized the bombing of the Japanese cities of Hiroshima and Nagasaki? Dwight d. Eisenhower John F. Kennedy Franklin d. Roosevelt Harry
what positons do the earth have to be in for each season
What language does the word Abracadabra originate from?