[" Q."tan(p pi/4)=cot(q pi/4)" if "],[24]

If tan ((p pi)/4)=cot ((qpi)/4) , then prove that p+q=2(2n+1), n in Z .

If tan ((p pi)/4)=cot ((qpi)/4) , then prove that p+q=2(2n+1), n in Z .

If tan ((p pi)/4)=cot ((qpi)/4) , then prove that p+q=2(2n+1), n in Z .

If tan ((p pi)/4)=cot ((qpi)/4) , then prove that p+q=2(2n+1), n in Z .

If tan((alpha pi)/4)=cot((beta pi)/4) then

Statement-1: sin^(2)6^(@) + sin^(2)12^(@) + sin^(2)18^(@) +……..+ sin^(2)84^(@)=7 Statement-2: tan9^(@) tan27^(@) tan45^(@) tan36^(@) tan81^(@)=1 Statement-3: (tan(pi/4) + cot(pi/4) + " cosec " pi/4) (tan(pi/4) + cot(pi/4) - " cosec "pi/4) = sec ^(2)pi/3

Statement-1: sin^(2)6^(@) + sin^(2)12^(@) + sin^(2)18^(@) +……..+ sin^(2)84^(@)=7 Statement-2: tan9^(@) tan27^(@) tan45^(@) tan36^(@) tan81^(@)=1 Statement-3: (tan(pi/4) + cot(pi/4) + " cosec " pi/4) (tan(pi/4) + cot(pi/4) - " cosec "pi/4) = sec ^(2)pi/3

(sec2x-tan2x) equals a) tan(x-pi/4) b) tan(pi/4-x) c) cot(x-pi/4) d) tan^2(x+pi/4)

(sec2x-tan2x) equals a) tan(x-pi/4) b) tan(pi/4-x) c) cot(x-pi/4) d) tan^2(x+pi/4)

(sec2x-tan2x) equals a) tan(x-pi/4) b) tan(pi/4-x) c) cot(x-pi/4) d) tan^2(x+pi/4)