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

What was henry david thoreau's book walden about?A. Fixing the world's wrongs through hard work and personal sacrifice B. Transcending the conventions of societ
what is a correlation coefficient?
What is the value of x-coordinate of the vertex of the function shown below? F(x)=(x+2)(x-6)
PLEASE HELP FOR 50 POINTS.Tim wants to study how air currents affect weather patterns around the Earth. During his study, he makes several assumptions based on
Are You Ready for a Swimming Pool in Your Own Backyard?Millions of people across the USA are deciding it's time to take the plunge. Here's why they want a pool
abraham lincoln's most famous line that he ever said is.....
Why did the Spanish government established the ecomienda in Spanish colonies
Which sentence correctly uses parallel structure? My best friend likes basketball and watching movies. My best friend likes to watch movies and playing baske
What is the Definition of ADP
explain why a doctor would prescribeb medicine to someone who is in good health