Question

i
${i}^{ - 39} find \: the \: value \: in \: a + ib \: form$
find this quadratic equation
​

Answer 1

Answer:

i

−39

=i(i

−40

)

=i((i

2

)

−20

)

=i((−1)

−20

)[∵i

2

−1]

=i(

(−1)

20

1

)

=i(

1

1

)=i=0+i(1)

Comparing with a+ib,

a=0, b=1

Ans= 0+i(1)