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17 December, 22:58

What is the absolute value of the complex number - 4-√2

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  1. 18 December, 00:24
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    |a+bi| = √ (a² + b²)

    -4-√2 i - > take a = - 4 and b = - √2

    |-4-√2 i| = √[ (-4) ² + (-√2) ² ]

    = √[ 16 + 2 ]

    = √[ 18 ] = √[ 9 * 2 ]

    = 3√2

    the absolute value is 3√2
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