what is (sqrt((3x + I^2 + 5^3) - (100 + (.25 x 10^2) - (1x+2x))) times ((6^2)*d +k^5 - (7+30)-(k^2)^2 x ((36 x 2 +1)/sqrt5329))

I think that you have used x as a pronumeral in some places and as a multipy sign in other places.  It is really confusing.

no clue, bro..