Reimans Sums

ffuh205

Junior Member
Joined
Mar 17, 2010
Messages
51
How do I calculate Reimans Sums when n is very large? I can use an applet for simple functions but when I use an applet with a more complex function the applet does understand the input. If I have the function 2x^3 + 2 cos(x/2) - (1.2) ^x and I want to find the integral whichI calculated is ((5/6)^(-x)·LN(5/6) - SIN(x/2) + 6·x^2) how could I Find the average value for the particular solution on the interval [0, 2/3] and check the average value with a reiman sum?
 
Didn't we just do this?

The TI-84 can handle what I have described.

You must know:

1) How to define a function.
2) How to store a few variables.
3) How to create a loop / index.

Really, it is very basic programming. It will be a good first project if you've never done it.

If you are really sharp, you will define the program so that you can change the function, the end poiints, and the number of steps from storage input variables.
 
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