4-1.Complex numbers
easy

${i^2} + {i^4} + {i^6} + ......$થી$(2n + 1)$ પદ સુધી =

A

$i$

B

$ - i$

C

$1$

D

$ - 1$

Solution

(d) Given expression is$ – 1 + 1 – 1 + 1 + …..$upto $(2n + 1)$ terms
Obviously number of terms is odd, so expression has the value $-1$.

Standard 11
Mathematics

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