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10 January, 23:12

Which of the following is the correct notation for √-75+63

A. 63+5√3i

B. 63+5i√3

C. 5√3+63i

D. 5i√3+63

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Answers (1)
  1. 10 January, 23:36
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    √-75 can be expressed as √ (-1*75) = √-1 * √75 = 5i √3

    complex numbers are always expressed as a+bi, where a is the real part.

    so the correct answer is B. 63+5i√3
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