Question

Find the conjugate of 2 - 5i and then calculate the product of the given complex number and its conjugate. (1 point)

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Answer 1

29

i had the same question and 29 was the right answer

Answer 2

29

Explanation:

conjugate of a+ib=a-ib

conjugate of 2-5i=2+5i

(2+5i)(2-5i)=2²-(5i)²=4-25i²=4-25(-1)=4+25=29