Question

Final Question!!!! College Math! I also did half of it!

Answer 1

15π/4

9π /4

Explanation:

`5 \int\limits^4_1 {f(x)} \, dx` = 5 ((-π/4)+ π) = 5 (π-π/4) = 5(3π/4) = 15π/4

`5 \int\limits^6_1 f(x) \, dx` = 5(π/4 + 2π) = 5(9π /4) = 45π/4