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प्रश्न
Find the modulus of the following complex numbers
2i(3 – 4i)(4 – 3i)
उत्तर
2i(3 – 4i)(4 – 3i) = |2i| |3 – 4i| |4 – 3i|
= `2sqrt(9 + 16) sqrt(16 + 9)`
= 2 × 5 × 5
= 50
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