Question

1. (i)^11+(i)^6-(i)^9

Answer 1

$1 {}^{11} + 1 {}^{6} - 1 {}^{9}$

= 1 + 1 -1

= 1

Answer 2

Solution:-

${i}^{11} + {i}^{6} - {i}^{9} \\ \\ ( - 1).i - 1 - ( 1).i \\ - i - 1 - i \\ - (1 + 2i)ans$