Commonly used keys cont.
Polar Coordinates to
Rectangular
Rec( OPTN, F6, F5 (ANGL), F6, F2
Differentiation for rst or
second derivatives
d/dx or d
2
/dx
2
OPTN, F4, F2 (CALC), F6, F2 or F3
Integration for area under
curves
∫dx OPTN, F6, F5 (ANGL), F6, F4
Notes: