Question about Texas Instruments TI-30XA Calculator
Posted by Anonymous on
Raise to the 1/40 power. For example, to calculate the 40th root of 2, press 2 y^x ( 1 / 4 0 =
Posted on Jun 07, 2014
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Posted on Jan 02, 2017
Come on now....there are dedicated "square" and "square root" keys on the TI-30XA....
Enter your number e.g. 4, then press the "root x" key to get 2...
Press "x squared" key to get the square of 2 = 4
There's the even more useful "y to the power x" key and it's inverse "xth root of y" key.
E.g. Enter 2, then press the "y to the power x" key, then 5, then =, answer is 32 (2 x 2 x 2 x 2 x 2). Starting with 32, pres 2nd then the "y to the power x" key, then 5, then =, answer is 2, the 5th root of 32....
Posted on Dec 31, 2008
Remove the six screws on the back cover. After the batteries are installed you need to reset the board. There is a little reset area that needs to be shorted to get the calculator back to normal. Look closely at the circuit board- You'll see a little circle next to the word reset. Its near the middle of the board. Wet your finger- press it on the circle. It should short. Blow it dry with your breath. It should work...
Posted on Aug 26, 2009
1) hit the equal sign
2) hit 2nd and [d/c] (you can do this multiple times to see it as the most reduced improper fraction or as a mixed fraction)
Posted on Sep 29, 2009
To find the cubed root (or any root) of a number, use the root() function.
If you want the cubed root of 125, you would type:
Posted on Nov 14, 2009
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