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# ,

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## Question

### Solution

Correct option is

,

Put = – 1, to obtain

#### SIMILAR QUESTIONS

Q1

In a geometrical progression first tern and common ratio are both  Then the absolute value of the nth term of the progression is

Q3

Q4

Q5

If z1 and z2 be two complex numbers such that |z1 + z2| = |z1 – z2| then a value of amp z1 – z2 is equal to

Q6

21

Q7

Q8

Q9

The sum of the series