Home
Class 11
MATHS
[sin x+sin y=(1)/(4),sin x-sin y=(1)/(5)...

[sin x+sin y=(1)/(4),sin x-sin y=(1)/(5)],[rArr4cot((x-y)/(2))=]

Promotional Banner

Similar Questions

Explore conceptually related problems

sin x + sin y = (1) / (4), sin x-sin y = (1) / (5) rArr4cot (xy) / (2) =

Prove that: (sin x+sin y)/(sin x-sin y)=tan((x+y)/(2))*cot((x-y)/(2))

" 1.If sin x+sin y=(1)/(4),cos x+cos y=(1)/(3) then tan((x+y)/(2))=

If sin x + sin y =(1)/4 , sin x- sin y =1/5 , " then " 4 cot ""((x-y)/2)=

Prove that : (sin x + sin y)/(sin x - sin y) = tan ((x+y)/2).cot ((x-y)/2)

(sin x + sin y) / (sin x-sin y) = tan ((x + y) / (2)) * cot ((xy) / (2))

If cos x + cos y =(1)/(3) and sin x + sin y=(1)/(4) prove that tan ((x+y)/(2))=(3)/(4)

cos x + cos y = (1) / (3), sin x + sin y = (1) / (4) rArr sin (x + y)

(cos x- cos y) ^(2) + (sin x - sin y) ^(2) =4 sin ^(2) "" ( x-y)/(2)

(cos x- cos y) ^(2) + (sin x - sin y) ^(2) =4 sin ^(2) "" ( x-y)/(2)