Simplify the following functions by Karnaugh map.(Please lay out Karnaugh map and draw the circles otherwise no points

(1) Y(A,B,C,D) = 2 m (1,4,6,8,9,10,11,13,14,15). (2) Y (A, B, C) = E(m., m ,m , m 43 m,) .. (3).Y(A,B,C) = AB + AC + AB + BC (4).Y(A,B,C,D) = AB + BCD+ ABD + ABCD