what is 9 to the power of 2 minus 3 to the power of 3 over 2 to the power of 4 plus 11
Do you mean \(9^2-\dfrac{3^3}{2^4+11}\)?
\(9^2-\dfrac{3^3}{2^4+11}\\ = 81-\dfrac{27}{16+11}\\ =81-\dfrac{27}{27}\\ = 80\)
Definitely a funny question. Such a complicated expression can give a simple answer. :D