Respuesta :

Answer:

[tex]\text{a) 11}\\\text{b) 74}[/tex]

Step-by-step explanation:

[tex]\text{Solution:}\\\text{nth term of the sequence, t(n) = 3n}^2-1\\\\\text{a) Second term of the sequence, t(2) = 3(2)}^2-1=12-1=11\\\text{b) Fifth term of the sequence, t(5) = 3(5)}^2-1=75-1=74[/tex]