Respostas

2014-05-28T20:22:36-03:00
Se f(x) = 4x + 1, logo:
f(1) = 4.(1) + 1 =5
f(2) = 4.(2) + 1 = 9
f(3) = 4.(3) + 1 = 13
Portanto, f(1)²+f(2)²+f(3)² = 5² + 9² + 13²
= 25 + 81 + 169
= 275