\fdt _ 4+f _ d X (10 points) Use the Fundamental Theorem of Calculus to find the derivative. 3 f 3 (10 points) Use the Fundamental Theorem of Calculus to find the derivative of '' cost = dt y [6 t5 dy dx [NOTE: Enter a function as your answer. Make sure that your syntax is correct, i.e. remember to put all the necessary (, ), etc. ] (10 points) Use the Fundamental Theorem of Calculus to find the derivative of 5 3 y =/ u du 26); 1+114 dy _ a _ [NOTE: Enter a function as your answer. Make sure that your syntax is correct, i.e. remember to put all the necessary {, ), etc. ]