9-20 Use Part 1 of the Fundamental Theorem of Calculus to find the derivative of the function. 9. g(x)=t + t dt 10. g(x) = ln(1 + 1) dt 11. g(w)=sin(1 + t) dt 12. h(u) = 121/1 dt 13. F(x) = 1 + sec t dt Hint: 1+ sec t dt = 1+ sec t dt