Evaluate `1+i+i^2+i^3`

Evaluate: (i^2+i^4+i^6+i^7)/(1+i^2+i^3)

Evaluate: (i^(2)+i^(4)+i^(6)+i^(7))/(1+i^(2)+i^(3))

Find the value of ( i^2 + i^4 + i^6 + i^7 ) / ( 1 + i^2 + i^3 ) is ( a ) 1 - i ( b ) 1 + i ( c ) 2 - i ( d ) 2 + i

Evaluate : sum_(i=1)^18 (2^i +3^(i-1)) .

Find the value of ( i^2 + 1 ) times ( i^2 + 2 ) times ( i^2 + 3 ) ------ ( i^2 + n )

Evaluate the following: [(1+i, 0), (2,2-3i)] - [(i, -1),(3+i , 2 i)]

Evaluate |(3+2i,-6i),(2i,3-2i)|,i=sqrt(-1)

Find the value of (1+i)(1+i^(2))(1+i^(3)) .