MCQOPTIONS
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MCQOPTIONS
| 1. |
If sin α + sin β = a and cos α - cos β = b, then the value of \(\tan \left( {\frac{{\alpha - \beta }}{2}} \right)\) will be |
| A. | a + b |
| B. | a - b |
| C. | \(- \frac{a}{b}\) |
| D. | \( - \frac{b}{a}\) |
| Answer» E. | |