6-3/8
x^4+15x^2+54
2×2-2+6×10
Haikal has three numbers. When he added two of them at a time, the sums were 23, 38 . and 45 . What is the sum of all three Haikal...
x^4+8x^2+12
x^4–5x^2+4
1 plus ctgx/1 minus ctgx=tgx plus 1/tgx minus 1
x! = $x^{3}$ - x
(250/3)/100