Find the square root of 7+24i
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Step-by-step explanation:
Solving, x
2
−y
2
=−7 and x
2
+y
2
=25
we get x
2
=9 and y
2
=16
∴x=±3 and y=±4
Since xy is positive, x and y have the same sign.
∴(x=3,y=4) or (x=−3,y=−4)
∴
−7+24
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