xy dy/dx = y^2+1 / x^2+1
4n>3n+4
54 - (45.3 + 46.8) + 33.8
Solve for determinant Dk=∣[1,2k,2k−1],[n,n2+n+2,n2],[n,n2+n,n2+n+2]∣D_k=|[1,2k,2k-1],[n,n^2+n+2,n^2],[n,n^2+n,n^2+n+2]|Dk=∣[1,2k,2k−1],[n,n2+n+2,n2],[n,n2+n,n2+n+2]∣
6𝑥+1
3
−
11𝑥−2
9
1 4
(5𝑥 − 2) = 5
6
(6𝑥 + 1)
prove that 1<r<1
f (x) = (sin(2x) + x**2)**cos(x)
2.2^2x-3.2^x+1=0
3 2 3 5 * + /
[ d = (0 \times 120) + \frac{1}{2} (0.15 \times 120^2) ]
