Question:
Two sides of a rhombus are along the lines, x – y + 1 = 0 and 7x – y – 5 = 0. If its diagonals intersect at (–1, –2), then which one of the following is a vertex of this rhombus ?
Correct Option: , 4
Solution:
Clearly $\left(\frac{1}{3},-\frac{8}{3}\right)$ lies on (1)
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