Write the following in the form of a + ib, (1+ 2i) (1+3i) `(2+i)^(-1)`

Express the following in the form a + ib, a,b in R : (1 + i) / (1 - i)

Express the follwing in the form of a + ib, a , b in R i=sqrt ( -1). State the value of a and b. ( ( 2 + i ))/( ( 3 - i ) (1 + 2i ))

Express the following in the form a + ib, a,b in R : ((1 - i) / (1 + i))^2

Express the follwing in the form of a + ib, a , b in R i=sqrt ( -1). State the value of a and b. ( i ( 4 + 3i ))/( (1 - i ))

Express the follwing in the form of a + ib, a , b in R i=sqrt ( -1). State the value of a and b. ( - sqrt5 + 2 sqrt ( -4) ) + (1 - sqrt ( -9 ))+ (2 + 3i ) (2 - 3i )

Express the following in the form a + ib, a,b in R : (2 + 3i) / (3 + 2i)