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OpenStudy (anonymous):
ok
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OpenStudy (anonymous):
in your calculator use the matrix system to find your answer, graphic calculator, 2nd x^-1, go over to edit, click edit A and make it 3x3, then plug in you x,y,z values. to tha again but edit B and make it 3x1, plug in your answers, after that go to your home screen and say A inverse B ENTER it will list three numbers, first number is x value
OpenStudy (nirmalnema):
put the options in the eq...and you can easily cross check it
OpenStudy (nirmalnema):
so 1st option is correct
OpenStudy (nirmalnema):
@malehuman01 do u get it
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