dogsaver14 dogsaver14
  • 01-07-2016
  • Mathematics
contestada

What is the inverse of y = 2x^2 – 8?

Respuesta :

nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 02-07-2016
[tex]y = 2x^2 - 8 \\ 2x^2 = y + 8 \\ x^2 = \frac{y+8}{2} \\ x = \sqrt{\frac{y+8}{2}} \\ f^{-1} (x)=\sqrt{\frac{x+8}{2}}[/tex]
Answer Link

Otras preguntas

Why did scientists reject Lamarck’s idea of evolution? A. Organisms have not changed during earth’s history. B. Organisms cannot change their characteristics d
the radius of a softball is almost 2 inches. The radius of a basketball is almost 5 inches How would the surface area of a basketball compare to the surface are
18.2 18.45 18.6 18.76 I needed to order them smallest to largest did I do it right?
How do you tell if a caterpillar is a boy or girl?
AP US History question: Analyze the origins and outcomes of the intense cultural conflicts of the 1920s. In your response, focus on TWO of the following: Immigr
the flight of an aircraft from toronto to montrel can be modelled by he relation h=-2.5t2+200t where t is the time, in minutes, and h is the height in metre
-2x-y=-9 5x-2y=18 substitution
Why can't our body resist radiation?
Explain why the reflection of light off ground glass changes from diffuse to specular if you spill water on it
Which of the following correctly uses a semicolon? My cat; never likes to go to sleep in her cat bed. She stays up all night; making growling noises. It is impo