Question about Texas Instruments TI-85 Calculator
First try this- press the 2nd key and press and hold the up arrow key or the down arrow on the right side of the calculator a for a few seconds and see if the curser appears - if it does - than problem solved . to set the calculator to degree mode press the MODE button and find Radain, degree and hightlight it by moving the curser over it and press enter than exit it now set to degree and press sin(30 and enter and see if you get .5 as a result it it does than problem solved
Posted on Oct 12, 2009
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Posted on Jan 02, 2017
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