Help please? Will give medal.
The following table shows the values of f(x) and g(x) for different values of x:

x
1
2
3
4
5
f(x)
3
9
27
81
243
g(x)
4
4
4
4
4

Which of the following best describes the function f(x) + g(x)?

Choices:
3x + 4

3x + 4

3x + 4x

4(3x)

Question

Help please? Will give medal.
The following table shows the values of f(x) and g(x) for different values of x:


x	
1
2
3
4
5
f(x)	
3
9
27
81
243
g(x)	
4
4
4
4
4


Which of the following best describes the function f(x) + g(x)?

Choices:
3x + 4

 3x + 4

 3x + 4x

 4(3x)

jim_thompson5910 · Answer

Notice how f(x) is the list of powers of 3

3 = 3^1
9 = 3^2
27 = 3^3
81 = 3^4
243 = 3^5
etc etc

jim_thompson5910 · Answer

g(x) is always 4 no matter what x is

jim_thompson5910 · Answer

which means 

$$\Large f(x) + g(x) = 3^{x} + 4$$

anonymous · Answer

its the third choice right?

anonymous · Answer

nvm

anonymous · Answer

i just looked at it, thanks c: