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The Taxpayer
Lv 7
The Taxpayer asked in Science & MathematicsMathematics · 1 decade ago

TI-84 Simple help?

Lets say I have the cosine of an angle is .5000; the angle needs to be 60 degrees.

1) enter .5000

2) press 2nd

3) press cos.

Get Syntax error

Where an I blowing this? Walk me through this will you?

2 Answers

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  • S.L.
    1 decade ago
    Favorite Answer

    Press 2nd cos first then you punch in your angle. You get syntax error because you put in the angle first then 2nd cos.

  • poornakumar b
    Lv 7
    1 decade ago

    On my Casio fx-82:Only change needed

    2) press SHIFT (or 'inverse')

    Also ensure the mode is in 'DEG'

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