MCQOPTIONS
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| 1. |
The area of the figure formed by the lines \[ax+by+c=0,ax-by+c=0,ax+by-c=0\]and \[ax-by-c=0\] is |
| A. | \[\frac{{{c}^{2}}}{ab}\] |
| B. | \[\frac{2{{c}^{2}}}{ab}\] |
| C. | \[\frac{{{c}^{2}}}{2ab}\] |
| D. | \[\frac{{{c}^{2}}}{4ab}\] |
| Answer» C. \[\frac{{{c}^{2}}}{2ab}\] | |