Enable text based alternatives for graph display and drawing entry

Try another version of this question

For the function `f(x) = (8x+9)/(-8x+5)`, evaluate `f(2)`.
 

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..]