Question

Dis time i needa find da rule

Answer 1

you just need to multiply by 4 to get the answer because the output is the answer to get the rule you need to multiply the number whose answer is the same as in the output

Answer 2

f(x) = 4x

Explanation:

Verification:
f(2) = 4 x 2 = 8

f(3) = 4 x 3= 12

f(4) = 4x x 4 = 16