Texas Instruments TI-89 Calculator "giving wrong answer" Questions

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...wrong answer like I HAVE A NEW CASIO SCIENFTIFIC CALCULATOR AND IT GIVES ME WRONG ANSWER LIKE WHEN I TRIED TO MAKE AN OPEERATION LIKE THIS 10+3-2/2600 SO IT GIVES WRONG ANSWER LIKE 12.999 and the ...

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...giving me the wrong answers. when i type in sin(1/2) it gives me .4794 when the mode is in radians, and 8.72 when the mode is in degrees. i need help!!!!!! The sine of 0.5 radians is about 0.4794, so ...

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Question about Texas Instruments Office Equipment & Supplies

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giving the wrong answer. When I do: 5005*(.6)^2*(.8)^2 It equals 1153.152 on my calculator. It is suppose to equal .0430 Can anyone lend me a hand on why? When I do (.2)^2*(.3)^2 it gives me the right

Question about Texas Instruments Office Equipment & Supplies

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...giving me the wrong answer. That is the correct answer. 60 multiplied by 24 is 1440. 1400 divided by 1440 is a number slightly smaller than 1. Are you sure the problem isn't 1440/(60*24)? Any ...

Question about Texas Instruments Office Equipment & Supplies

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my ti 84 is giving me the wrong answer for standard normal curve Could you post an example? Please provide the exact inputs you're giving it, the answer it's giving back, and the expected answer.

...giving me the wrong answers. I tried to reset it at the back but that did not help. I would try changing the batteries and see if that helps. The last thing someone needs is a calculator that gives ...

Question about Casio Office Equipment & Supplies

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...giving the wrong answer, is it broken? When I calculated the inverse of a 3 by 3 matrix on the calculator it gave an answer with one value wrong. I checked the mark scheme as well as trying it again. ...

Question about Texas Instruments Office Equipment & Supplies

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gives wrong answers when i entered ln(3)/2ln(3)-ln(5), it gives the answer -1.005963432.but the actual answer is 1.869.... Type: ln(3)/(2ln(3)-ln(5)) See captured image below

Question about Texas Instruments Office Equipment & Supplies

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...wrong answers with the radians mode on. What i typed in was cos(20π + (π/2)) and I get a weird answer (-1E-13) when i know the answer should be zero because i did it on another calculater ...

Question about Texas Instruments Office Equipment & Supplies

1 Answer

Wrong answer with squared negatives. Whenever I square a negative number its gives me a negative answer. For example -2 squared equals a positve 4, but it gives me -4. Is there a way to change the ...

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