(x − 2y + 2) dx + (2x + y − 6) dy = 0 In((≈ – 2) + (y – 2)*) — 4arctan In((z − 2) + (3 − 2)^)+4arctan 3 ln ((x − 2)² – (y − 2)²) – 4 arctan y-2 X- 2 X 2 y-2 y ln ((x − 2)² – (y − 2)²) – 4 arctan (2-2) – - x (2-2) In ln((z – 2)* +(y− 2)®)+4arctan| =C =C (2-2) ln ((x − 2)² − (y − 2)²) + 4 arctan (-2) - =C In(( − 2) – (y – 2)^)—4arctan (7-2)= с с с C

A B C please

(1) f³ √√4-9x² dx, (5) sint-cost dt (6) x³ - 2x²+2x-5 x4 +4x²+3 (8) f² (2) 2) 1 √ ₁²√7² = 16 dt, dx 2π cos sin cos 0 + sin 0 1+x² (3) [*²√x-x²dx, (4) (4) √(x² - 2x + 2)² dx, de, (7) [² x ² + x³+4x²+x-1 x³ + x² dx,

3. (x²- 3bxy+ 2eb?y)(xdx +ydy) = xdy-ydx %3D 4. dy -y In(yecos *)dx COS X Y sin x dx