Home
Class 10
MATHS
l tan theta + m sec theta = n ,l' tan t...

`l tan theta + m sec theta = n` ,`l' tan theta - m' sec theta = n' ` Prove `[(nl' - ln')/( ml' + m'l)]^2 = 1 + [(m'n+mn')/(lm' + l'm)]^2`

Promotional Banner

Similar Questions

Explore conceptually related problems

If tan theta + sin theta = m , tan theta - sin theta = n then m^(2) -n^(2) is equal

If tan theta +sin theta =m and tan theta -sin theta =n then prove m^2-n^2=4sqrt(mn)

If tan theta + sin theta = m, tan theta - sin theta = n " then " (m^(2)-n^(2))^(2)=

if tan theta+sec theta=l then prove that sec theta=(l^(2)+1)/(2l)

If (tan theta + sin theta) =m and (tan theta - sin theta) = n , prove that (m^(2)-n^(2))^(2)=16mn.

If tan theta+sin theta=m and tan theta-sin theta=n then prove m^(2)-n^(2)=4sqrt(mn)

Let l= sin theta, m=cos theta and n=tan theta . If theta=5 radian, then :