MCQOPTIONS
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| 1. |
What is the value of [sin (y – z) + sin (y + z) + 2 sin y]/[sin (x – z) + sin (x + z) + 2 sin x]? |
| A. | cos x sin y |
| B. | (sin y)/(sin x) |
| C. | sin z |
| D. | sin x tan y |
| Answer» C. sin z | |