Complex number

Write the following expressions in the forms of x +iy. 3. 4+1 (a) 3-1 (b) (2-1)4+1) 4-1 3-1 (c) ( 4 + 1 ) -1+37 (d) 2+51 3+5i (e) (1-27 )2+i) 4. Find z in the form x + iy for the following expressions. (a) 1+i 2-i (b) 1-i Z= 2+i