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Find the real part of (1)/(1+i)....

Find the real part of `(1)/(1+i)`.

Text Solution

Verified by Experts

The correct Answer is:
`1/2`
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Knowledge Check

  • The real part of [1+cos(pi/5)+isin (pi/5)]^(-1)

    A
    `1`
    B
    `(1)/(2)`
    C
    `(1)/(2) cos((pi)/(10))`
    D
    `(1)/(2) cos((pi)/(5))`

  • If the imaginary part of (2+i)/(ai-1) is zero, where a is a real number, then the value of a is equal to

    A
    `(1)/(2)`
    B
    `2`
    C
    `(-1)/(2)`
    D
    `-2`

    • Similar Questions

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    Find the real solutions of the eqution tan^(-1)sqrt(x(x+1))+sin^(-1)sqrt(x^(2)+x+1)=(pi)/(2)

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