1.

(i)Ifsinθ,then let us write the value ofby determiningit.1+cote

Answer» <p>sin theta = 4 / 5</p><p>hence</p><p>cosec theta = 5/4</p><p>&amp;</p><p>cot theta = ¾</p><p>now</p><p>cosec theta / (1+ cot theta))</p><p>= (5/4) / (1+3/4)</p><p>= (5/4) / (7/4)</p><p>= 5/7</p> <p>l</p>


Discussion

No Comment Found