Please help!! Thank you :)

B. f(n) = 8(2)^n-1

Step-by-step explanation:

I used guess and check to answer this.

Check--

First term: 8(2)^1-1 = 8

Second term: 8(2)^2-1 = 16

Third term: 8(2)^3-1 = 32

Fourth term: 8(2)^4-1 = 64

Fifth term: 8(2)^5-1 = 128

you need to show us the graph.

step-by-step explanation:

b. x + 1

step-by-step explanation:

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