Question

Can someone help pls fast

Answer 1

b(x) = 4x + 1

Explanation:

If x starts from 1, we can give the equation as follows:

b(x) = 4x + 1

Let's check it, for the first one

x = 1, b(x) = 5

for the second, x = 2, b(x) = 4(2)+1 =9