Question about Texas Instruments TI-89 Calculator
For the first problem you have to type: solve(-20^2=12^2+(2*X*(-5-3)),x)
Also, make sure you use the (-) key on the position number 5, just to the right of the decimal point and not the - key and on the number 3 you have type regulary subtraction - key
Answered: Stevan Milanovic
Posted on Nov 06, 2011
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Posted on Jan 02, 2017
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