BebuLamar wrote:
What I said was the PEMDAS rules are not implemented in the HP calculators, it's up to the user to implement it by using different keystrokes sequence.
True enough. The PEDMAS rules are not implemented. HP’s RPN system requires a knowledge of mathematical operation.
Or the problem may be entered with parentheses, root, &c. using the Equation Writer or by switching to Algebraic Entry mode (on newer models).