isa2337 isa2337
  • 02-11-2019
  • Mathematics
contestada

25) If f(x) = 2x-3 and g(x) = 2x + 5, what is the value of (g • f)(4)?
A) 3
B) 6
C) 3.5

Respuesta :

ranikashyab066 ranikashyab066
  • 06-11-2019

Answer:

(g • f) (4)  = 15

Step-by-step explanation:

Here, f(x)  =   2x -3

g(x) = 2x +5

Now, (g • f)(4)  = g (f(4)) = g(2(4) -3)  = g(5)

now, g(5) = 2 (5)  + 5 = 15

So, (g • f) (4)  = 15

Answer Link

Otras preguntas

What movement tried to end racial discrimination?
A sample of a substance has these characteristics: • melting point or 9811 K • hard. brittle solid at room temperature • poor conductor of heat and electricity
Name one war fought by the United States in the 1900s.
Name two national U.S. holidays
what is the value of the underlined digit in 56.123? one is underlined
Convert 7.0055 into a mixed number in simplest form?
How/why do copy machines produce o zone?
Convert 7.0055 into a mixed number in simplest form?
In terms of entropy and energy, systems in nature tend to undergo changes toward (1 ) lower entropy and lower energy (2) lower entropy and higher energy (3) hig
The price of play equipment for the school has just been reduced by 25%. The new , reduced price of the play equipment is 1500. What is the original price befor