is there a CIS button on graphic calculators (Casio/TI)

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Is there a cis (CosX + iSinX) Button in CASIO graphic calculators ? if so where its ? if no is there any turn around for it ?

PS. I got a CASIO fx-9860G

Thanks

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2 Answers

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From the instruction manual:

So, entering 2∠30 is equivalent to entering $2\text{ cis }30°$.

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$\text{cis}(x)$ is equal to $e^{ix}$.

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