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# how do i use the trig inverse keys?

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how do i use the trig inverse keys?

Guest Aug 9, 2015

#2
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I have included this post in the reference material sticky post.

Melody  Aug 9, 2015
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#1
+91038
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There are a number of ways.

Say I want

$$tan^{-1}16 \qquad where the 16 is in degrees$$\$

I can enter it in the input line as     tan^-1(16)=       or as         atan(16)

or using the keys I'd press  [2nd] [asin] 16 =

asin stands for arc sine and arc sin means the same as inverse sine

Melody  Aug 9, 2015
#2
+91038
+5

I have included this post in the reference material sticky post.

Melody  Aug 9, 2015

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