Solve the inequality 4t^2 \le -9t + 12 - 4t + 23 + (2t - 1)(2t + 1). Write your answer in interval notation.
Combine like terms:
4t2≤−13t+35+4t2−1
13t≤34
t≤3413
Your answer in interval notation would be (-inf, 34/13]