Jpcoriaty Jpcoriaty

23-08-2022
Mathematics

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Find the value of Z according to this problem. thank you!

Find the value of Z according to this problem thank you class=

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bunnuika bunnuika

23-08-2022

Step-by-step explanation:

since z=v/I where v=7+8i and I=5i

z=7+8i/5i

according to complex number 1/i=-i

so we have

z=-i(7+8i)/5

=(-7i-8i²)/5

from complex number i²=-1

we have

z=(-7i-(-8))/5

z =(-7i+8)/5

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