rashikabutler351 rashikabutler351

03-12-2018
Mathematics

contestada

f(x)=x^2-5
g(x)=2x+7
Find (g o f) (x)

Respuesta :

jimrgrant1 jimrgrant1

03-12-2018

Answer:

2x² - 3

Step-by-step explanation:

note that (g ○ f)(x) = g(f(x))

substitute x = f(x) into g(x)

g(f(x)) = g(x² - 5 ) = 2(x² - 5) + 7 = 2x² - 10 + 7 = 2x² - 3

Answer Link

Otras preguntas

a certain reaction has delta h= -75 kj mol and an activation energyh What is the activation energy of the reverse reaction?

The image is an energy pyramid for a particular food chain the amount of energy received by the macwas will be.

a certain reaction has delta h= -75 kj mol and an activation energyh What is the activation energy of the reverse reaction?

A chemist decides that she wants an increased amount of product from an endothermic reaction. Which of the following methods would guarantee that she would achi

a radioactive sample contains 10,000 atoms. after two half-lives, how many atoms remain undecayed? a radioactive sample contains 10,000 atoms. after two half-li

What takes the most impact of any part of the body? O Feet O Wrists O Hamstrings O Knees

Human have the ability to change the charachteristics, or traits, o organisms over time. What is the process called?

What is 1+1? Is there a formula I need to use to figure this out?

Find the value of each variable and find the mesure of the labled angle. Question:is that the same thing or are they different things?

The image is an energy pyramid for a particular food chain the amount of energy received by the macwas will be.