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This question is of Complex number and please give me solutions of que number 9 and 10 both.
Dear student For question 9Let z = x +iy Hence sqrt (x²+y²) - x - iy = 1 +2i On comparisony = -2And x² +y²-x = 1sqrt (x² +4 ) = 1 +xx² +4 = x²+ 2x +1 2x =3x = 3/2 Hence z = 3/2 -2i Hope it helps Also you are advised to ask only one question per session
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