If (x+iy)³ = y+vi then show that (y/x + v/y) = 4(x²-y²)
2 answers:

<u>Given that, </u>



<u>We know, </u>

So, using this, we get


On comparing real and Imaginary parts, we get

and

Now, Consider






<u>Hence, Proved</u>
Answer:
Step-by-step explanation:
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R = d/t is the answer. Hope this helped
2(13) = 26
-3(6) = -18
26 - 18
=8
so the answer is A