Question

Sec theta + tan theta -1 / tan theta - sec theta + 1 = cos theta /1 - sin theta

Answer 1

Answer:

In the first triangle we get,

cos F = 11/14

sin F=1-cos2F⇒sin F=1-11142⇒sin F=1-121196⇒sin F=196-121196⇒sin F=7514⇒sin F=5314