tolong dibanto yaaa fliss

Kinematika.

Nomor 1
∫ axⁿ dx = axⁿ⁺¹ / (n + 1) + C

a. ω(t) = (9t³ - 2t² + 4t)
    θ(t) = θ₀ + ∫ ω(t) dt 
          = 0 + 9/4 t⁴ - 2/3 t³ + 4
    θ(t) = 9/4 t⁴ - 2/3 t³ + 2t²

b. θ(2) = 9/4 (2)⁴ - 2/3 (2)³ + 2(2)² = 116/3 rad