Calculate the indicated Riemann sum Sg for the function f(x)=x2-53-6. Partition 10,3) into three subintervals of equal length, and let C =07., * 16, and C=27. Sy- (Simplify your answer.) Calculate the indicated Riemann sum S. for the function f(x)=x2-7x-3. Partition 11. 7) into six subintervals of equal length, and let C = 1,2-3. +3.4*5.0*5, and 7 8