" 7.If "cot theta=(7)/(8)," evaluate: "(i)quad ((1+sin theta)(1-sin theta))/((1+cos theta)(1-cos theta)),quad " (ii) "cot^(2)theta

If cot theta = 7/8 , evaluate: (i) ((1+sin theta)(1-sin theta))/((1+cos theta) (1-cos theta))

If quad cot theta=(7)/(8) ,evaluate: ( i ) ((1+sin theta)(1-sin theta))/((1+cos theta)(1-cos theta)) (ii)

If cot theta=(7)/(8), evaluate.1.)((1+sin theta)(1-sin theta))/((1-cos theta)(1+cos theta))

Given cot theta =(7)/(8) , then evaluate (i) ((1+sin theta )( 1-sin theta ))/( (1+cos theta )(1-cos theta )) " "(ii) cot^2 theta

If cot theta=(15)/(8), then Evaluate ((2+2sin theta)(1-sin theta))/((1+cos theta)(2-2cos theta))

If cot theta=7/8 , evaluate:- ((1+sin theta)(1-sin theta))/ ((1+cos theta)(1-cos theta))

If cot theta=(7)/(8) then find the value ((1-sin theta)(1+sin theta))/((1-cos theta)(1+cos theta))

If cot theta = (7) /(8) evaluate (i) (( 1 + sin theta ) (1 - sin ) theta ) /((1 + cos theta ) ( 1 - cos ) theta ) (ii) cot ^ 2 theta

(sin 2 theta)/(1-cos 2 theta)=cot theta