Find the real value of x and y for which of the following equation is satisfied (1+i)x−2i3+i+(2−3i)y+i3−i=i
A
x=1,y=3
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B
x=−3,y=1
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C
x=3,y=−1
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D
x=1,y=−3
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Solution
The correct option is Cx=3,y=−1 (1+i)x−2i3+i+(2−3i)y+i3−i=i⇒(1+i)(3−i)x−2i(3−i)+(3+i)(2−2i)y+i(3+i)=10i⇒4x+2ix−6i−2+9y−7iy+3i−1=10i ⇒4x+9y−3=0 and 2x−7y−3=10 ⇒x=3 and y=−1