A) \[b\text{ }tan\text{ }\alpha \text{ }cot\text{ }\beta \]
B) \[b\text{ }\cot \,\alpha \text{ tan}\,\beta \]
C) \[b\text{ cot}\,\alpha \text{ }cot\,\beta \]
D) \[b\text{ }\tan \,\alpha \text{ tan}\,\beta \]
E) \[b\text{ ta}{{\text{n}}^{2}}\,\alpha \text{ }cot\,\beta \]
Correct Answer: A
Solution :
Let CD be the tower.You need to login to perform this action.
You will be redirected in
3 sec