x + 2y – 9 = 0, 3x + 5y – 5 = 0, ax + by – 1 = 0 সরলরেখাত্রয় সমবিন্দু হবে, যদি 35x – 22y + 1 = 0 সরলরেখাটি যে বিন্দুগামী হয়,

1
(–a, –b)
2
(a, – b) 
3
(–a, b) 
4
(a, b)

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