JEE MATHEMATICS MCQ: COMPLEX NUMBERS

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Application +4 | -1

|z|<1 / 2

and

4\left|(1+i) z^3+i z\right| < k

, then the least integral value of

k

View answer and explanation

Correct option: C

Option C (3) is correct because using the triangle inequality and the given condition

|z| < 1/2

, the expression is bounded by 3.

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