Solve the equation, e^x=4sinx ; x is greater than 0, less than 2pi.

how do i figure this out, and i have my ti-83 with me.

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- May 5th 2010, 03:21 PMmathnerd501Solve: e^x = 4 sin x
Solve the equation, e^x=4sinx ; x is greater than 0, less than 2pi.

how do i figure this out, and i have my ti-83 with me. - May 5th 2010, 03:28 PMsurjectiveequation
Hello,

If you use your TI-83, you could simply punch in the function:

The x you are searching for is the x-value at the intersection between the graphs of and . - May 5th 2010, 03:53 PMskeeter
- May 7th 2010, 05:55 AMsimplependulum
Can you input 'Ans' in your calculator (portable)? That means it can memorize the value obtained before and use the value in other calculation.

Set it to be about

Then input

and press ' Enter' followed by ' Enter' ,' Enter',' Enter',' Enter',.... until no observable change on the screen , then the value displayed on it is the solution . It is

The key to find out the solution is to put one of the variable as the subject . Here we can put or

I also obtain the other solution ,