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The family of lines (2 cos theta + 3 sin...

The family of lines `(2 cos theta + 3 sin theta) x + (3 cos theta - 5 sin theta) y-(5 cos theta - 2 sin theta) = 0` is concurrent at `(x_1, y_1)` and the family of lines `(a+2b) x+(a-3b) y+b-a=0` for different values of `a and b` is concurrent at `(x_2, y_2)` then : (A) `x_2 + y_2 = x_1` (B) `x_2 + y_2 = y_1` (C) `6x_2 + y_2 = 2x_1 + y_1` (D) none of these

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