chesileeweber787
chesileeweber787 chesileeweber787
  • 07-08-2020
  • Mathematics
contestada

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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surjithayer10 surjithayer10
  • 07-08-2020

Answer:

29

Step-by-step 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

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fiddyoneski
fiddyoneski fiddyoneski
  • 24-08-2020

Answer:

29

i had the same question and 29 was the right answer

Answer Link

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good job