How do you use a calculator to evaluate #sec2.8#?
1 Answer
Explanation:
scientific calculator hp 9s:-
press 1
press
press cos 2.8
press enter
or:-
press 2.8
press cos
press 2ndF
press
scientific calculator hp 9s:-
press 1
press
press cos 2.8
press enter
or:-
press 2.8
press cos
press 2ndF
press