MakaylaST3716 MakaylaST3716
  • 14-09-2019
  • Mathematics
contestada

For the function, f(x) = 8x + 5x, find the following. (a) f(5) D NUD K (b) f(-2) orea (c) f(4.2) muca (d) f(-4.2)

Respuesta :

2134jenny
2134jenny 2134jenny
  • 20-09-2019

Answer:

(a) 65

(b) -26

(c) 54.6

(d) -54.6

Step-by-step explanation:

(a) [tex]f(5)=8(5)+5(5)=40+25=65[/tex]

(b) [tex]f(-2)=8(-2)+5(-2)=-16-10=-26[/tex]

(c) [tex]f(4.2)=8(4.2)+5(4.2)=33.6+21=54.6[/tex]

(d) [tex]f(-4.2)=8(-4.2)+5(-4.2)=-33.6-21=-54.6[/tex]

Answer Link

Otras preguntas

What happens when a solid object with a lower density is placed in a liquid with a greater density?
The variables x and y are inversely proportional, and y=2 when x=3. What is the value of y when x=9?
What number divided by 8 equals 7
For the given value of a , find - a and |a| 1. a = 10.2 2. a = - 14 a = 1 over 2 Anyone!? ;o help me !?
Why do many different types of proteins exist even though there are a limited number of amino acids
What Countries Have limited and unlimited governments?
You are trying to save $20 a week to buy and use cd player. During the last 4 weeks you have saved $35, $15, $10 and $12. How much do you need to save this week
The planet Mercury measures 4,879 kilometers from one side to the other. Earth measures 12,756 kilometers from one side to the other. What is the difference b
What Countries Have limited and unlimited governments?
what is a type of science that studies Earth and space