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If a+ib=sqrt((x+iy)/(p+iq)),show that (a...

If `a+ib=sqrt((x+iy)/(p+iq))`,show that `(a^2+b^2)^2=(x^2+y^2)/(p^2+q^2)`

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UNITED BOOK HOUSE-MODEL QUESTION PAPERS-SET 2-EXERCISE
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