Answer:
y = 54
Step-by-step explanation:
Answer: y = 3x³
Step-by-step explanation: the exponent means it's an exponential function, not a linear function.
Answer: 2 mins and 40 second
Step-by-step explanation:
Answer: 13
explanation: you plug in f(2)
3(2)2+1
(6)2+1
12+1
13