Express the given complex number in the form a + ib: i9 + i19

Express the given complex number in the form a + ib: i9 + i19

Asked by Abhisek | 1 year ago |  62
  0   0
Class 11 Maths Complex Numbers and Quadratic Equations         Add Answer

1 Answer

Solution :-

i9 + i19 = (i2)4. i + (i2)9. i

= (-1)4 . i + (-1)9 .i

= 1 x i + -1 x i

= i – i

= 0

Hence,

i9 + i19 = 0 + i0

Answered by Pragya Singh | 1 year ago
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