Question

Question #c8df8

Answer 1

`beta=arctan(14/x)+arctan(5/x)`

Explanation:

`tan theta=14/x`

`theta=arctan (14/x)`

`tan alpha=5/x`

`alpha=arctan(5/x)`

`beta=alpha +beta`

`beta=arctan(14/x)+arctan(5/x)`