FUNCTIONS Inverse Functions (Page 7 of 9)

Then use function names Y3 and Y4 for the compositions.

 VARS key. [Y-VARS] 1: menu selection. 1: menu selection. Left parenthesis key. VARS key. [Y-VARS] 1: menu selection. 2: menu selection.
 Left parenthesis key. X,T,theta,n key. Right parenthesis key. Right parenthesis key. ENTER key.
 VARS key. [Y-VARS] 1: menu selection. 2: menu selection. Left parenthesis key. VARS key. [Y-VARS] 1: menu selection. 1: menu selection.
 Left parenthesis key. X,T,theta,n key. Right parenthesis key. Right parenthesis key.		 Calculator screen image.

Turn off the functions Y1 and Y2, then use the TABLE in Ask mode to evaluate the composition functions for some x-values. (Don't worry if the first two TABLE SETUP settings are different than those shown.)

 2nd key. Left arrow key. Left arrow key. Up arrow key. Up arrow key. ENTER key.
 Up arrow key. ENTER key.

 2nd TBLSET key. Down arrow key. Down arrow key. Right arrow key. ENTER key.

 Calculator screen image. Calculator screen image.
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