मराठी

The area of the triangle on the complex plane formed by the complex numbers z, –iz and z + iz is ______.

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प्रश्न

The area of the triangle on the complex plane formed by the complex numbers z, –iz and z + iz is ______.

पर्याय

  • |z|2

  • `|barz|^2`

  • `|z|^2/2`

  • None of these

MCQ
रिकाम्या जागा भरा
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उत्तर

The area of the triangle on the complex plane formed by the complex numbers z, –iz and z + iz is `underlinebb(|z|^2/2)`.

Explanation:

Let z = x + iy.

Then –iz = y – ix.

Therefore, z + iz = (x – y) + i(x + y)

Required area of the triangle = `1/2(x^2 + y^2) = |z|^2/2`.

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पाठ 5: Complex Numbers and Quadratic Equations - Solved Examples [पृष्ठ ८९]

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एनसीईआरटी एक्झांप्लर Mathematics Exemplar [English] Class 11
पाठ 5 Complex Numbers and Quadratic Equations
Solved Examples | Q 30 | पृष्ठ ८९

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