Respuesta :

Space

Answer:

f(3) = 19

Step-by-step explanation:

Step 1: Define

f(x) = 2x² + 1

x = 3

Step 2: Substitute and Evaluate

f(3) = 2(3)² + 1

f(3) = 2(9) + 1

f(3) = 18 + 1

f(3) = 19