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 49 Newton rock is lifted 2 meters in 5 seconds. How much work is done? What power is used?

All of the following would result in a change in population size except A. the death rate exceeding the birth rate. B. emigration of individuals out of the pop

what write a fraction that is a multiple of 4/5

Kerstin has a square tile.the perimeter of the tile is 32 inches.what is the length of each side of the tile

the isrealites differed from many ofther ancient civilizations by

72 pint equals how many gallons

pete bought 12 gallons of gas for $19.56.what was the unit rate per gallon?

Which is not associated with upwelling? a. increased plankton population. b. horizontal water movements. c. increased nutrients at the ocean surface. d. ver

Line GH passes through points (2, 5) and (6, 9). Which equation represents line GH?

Most algae are multicellular, except for _____, which are unicellular. red algae kelp diatoms seaweed