jpimentel508 jpimentel508

04-06-2019
Mathematics

contestada

From the equation, find the axis of symmetry of the parabola.
y = 2x2 + 4x - 1
a. X=3
C. X=-3
b. x=-1
X = 1

Respuesta :

vikaminia2013 vikaminia2013

04-06-2019

Answer:

B. x= -1

Step-by-step explanation:

axis of symmetry is: [tex]x=\frac{-b}{2a}[/tex]

[tex]x=\frac{-4}{2(2)} \\x=\frac{-4}{4}\\x=-1[/tex]

Answer Link

Otras preguntas

what is the value of 3xy+5x- y/2 if x=12 and y=8

When on a weight-gain diet, untrained men tend to initially gain about ____pounds of muscle per month, and 20 pounds or more per year. a. 5b. 4c. 3d. 2?

A liquid that occupies a volume of 0.820L has a mass of 2.56kg. what is the density of this liquid in kg/L

Every seventh-grade student at Martin Middle School takes one world language class. One-tenth of the seventh-grade students take French. Eighteen seventh-grade

Which of the following actions is a person most likely to take if he or she has a high level of self discipline

Does the following passage contain a fragment? The dinner was really good. Because the vegetables were fresh, they were especially good. I loved it. -Yes fra

Marina abramovic's the artist is present took ________ to complete.

A liquid that occupies a volume of 0.820L has a mass of 2.56kg. what is the density of this liquid in kg/L

FIND g rounded to the nearest degree ??

(14.14) larry reads that 1 out of 6 eggs contains salmonella bacteria. so he never uses more than 5 eggs in cooking. if eggs do or don't contain salmonella inde