প্রতিস্থাপন পদ্ধতিতে সমাধান করুন-
ax - by = ab
bx - ay = ab
A \((\frac{{ab}}{{a + b}},\frac{{ - ab}}{{a + b}})\)
B \((\frac{{ab}}{{a - b}},\frac{{ + ab}}{{a + b}})\)
C \((\frac{{ab}}{{a - b}},\frac{{ - ab}}{{a - b}})\)
D \((\frac{{ab}}{{a + b}},\frac{{ - ab}}{{a - b}})\)
Correct Answer: Option D
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