dogsaver14
dogsaver14
01-07-2016
Mathematics
contestada
What is the inverse of y = 2x^2 – 8?
Respuesta :
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
VER TODAS LAS RESPUESTAS ( 12+ )
Otras preguntas
in world war 2 the american expeditionary force was led by
Line BC contains points B (4, −5) and C (3, 2). Line DE contains points D (2, 0) and E (9, 1). Lines BC and DE are
Match the word to the definition. 1. persuasion the art of influencing the thoughts, feelings, or beliefs of another 2. mass media media created by the few for
Putting a section of text in your own words to increase understanding is __________. A. paraphrasing B. summarizing C. generalizing D. analyzing
identify the following group of words as an incomplete or complete sentence. if the sentence is incomplete, identify the reason. they spoke before lunch incompl
the function g(x) = 8x2 – 48x 65 written in vertex form is g(x) = 8(x – 3)2 – 7. what is the vertex of g(x)? (–3, –7) (3, –7) (24, –7) (–24, –7)
Tia is always talking to her friends about how prevention is a better investment in your health than treatment If that is her attitude toward health, which of t
People benefit from talking about their problems. true or false.
why does Malcolm try to make macduff believe that he is an evil man
which of the following is a simple sugar? a) lactase b) glucose c) lactose d) sucrose
