(D^2+5D+4)y=3-2x
9fy +8gy
find the surface area of a cube whose volume is 512cm^3
5 15/18 - 3/18
(30/100*200)+ $\sqrt{x}$=(48/100*550)-(10/100*150)
6ab-2ac
If |■(1&t&t^2&t^3@t&1&t&t^2@t^2&t&1&t@t^3&t^2&t&1)|=(1-f(t))^p. Find the function f(t) and the power p?
y =-x2+2x+3 by complete the square
what is palendrome
