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

Question

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

Answer 1

From the instruction manual:

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

Answer 2

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