MCQOPTIONS
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MCQOPTIONS
| 1. |
In \[\Delta ABC,\frac{\sin (A-B)}{\sin (A+B)}=\] [MP PET 1986] |
| A. | \[\frac{{{a}^{2}}-{{b}^{2}}}{{{c}^{2}}}\] |
| B. | \[\frac{{{a}^{2}}+{{b}^{2}}}{{{c}^{2}}}\] |
| C. | \[\frac{{{c}^{2}}}{{{a}^{2}}-{{b}^{2}}}\] |
| D. | \[\frac{{{c}^{2}}}{{{a}^{2}}+{{b}^{2}}}\] |
| Answer» B. \[\frac{{{a}^{2}}+{{b}^{2}}}{{{c}^{2}}}\] | |