Try another version of this question

Evaluate the expression

 `3 f + 2 n - 10`

when `f=12` and `n = 11` 

Answer =


X
MathQuill
   x  x    n  |   | (   ) π DNE
   x    (   ) π DNE
( ) ( ] [ ) [ ] —∞ DNE
< > or All Real Numbers DNE
log logn ln n  | | e 
sin cos tan arcsin arccos arctan  
[more..]