1. [-/16.66 Points] DETAILS HARMATHAP12 13.1.001.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Approximate the area under the curve over the specified interval by using the indicated number of subintervals (or rectangles) and evaluating the function at the right-hand endpoints of the subintervals. (See Example 1.) f(x) = 8x - x2 from x = 5 to x = 7; 2 subintervals Need Help? Read It Watch It Master It 2. [-/16.66 Points] DETAILS HARMATHAP12 13.1.003. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Approximate the area under the curve over the specified interval by using the indicated number of subintervals (or rectangles) and evaluating the function at the right-hand endpoints of the subintervals. (See Example 1.) f(x) = 49 - x2 from x = 1 to x = 7; 4 subintervals Need Help? Read It 3. [-/16.66 Points] DETAILS HARMATHAP12 13.1.005. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Approximate the area under the curve by evaluating the function at the left-hand endpoints of the subintervals. f(x) = 5x - x2 from x = 1 to x = 4; 3 subintervals Need Help? Read It Watch It