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

Evaluate 1+i+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

Find the value of (3+2/i) ( i^6 - i^7 )(1+ i^11 )

Find the value of (i^6 + i^7 + i^8 + i^9) / (i^2 + i^3)

Find the value of (3 + 2/i) (i^6 - i^7) (1 + i^11) .

Evaluate 1+i^2+i^4+i^6+...+i^(2n)dot

Evaluate 2i^(2)+ 6i^(3)+3i^(16) -6i^(19) + 4i^(25)

Evaluate 2i^(2)+ 6i^(3)+3i^(16) -6i^(19) + 4i^(25)

Evaluate (5-7i) +(2+4i).