Home
Class 12
MATHS
Show that : cos(2\ tan^(-1)(1/7 ))=sin(4...

Show that : `cos(2\ tan^(-1)(1/7 ))=sin(4\ tan^(-1) (1/3) )`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • INDEFINITE INTEGRALS

    RD SHARMA ENGLISH|Exercise All Questions|1443 Videos

  • LINEAR PROGRAMING

    RD SHARMA ENGLISH|Exercise All Questions|4 Videos

Similar Questions

Explore conceptually related problems

Show that: cos(2tan^(-1)(1/7))=sin(4tan^(-1)(1/3))

Show that: cos(2tan^-1(1/7))=sin(4tan^-1(1/3))

Show that tan^(-1) (1/2) +tan^(-1) (1/8) = tan^(-1) (3/4) - tan^(-1)(1/18)

Show that : "tan"^(-1)(1)/(4) +"tan"^(-1)(2)/(9) = (1)/(2) "cos"^(-1)(3)/(5) .

Prove that : tan^(-1)(1/2) + tan^(-1)(1/3) = tan^(-1)(3/5) + tan^(-1)(1/4) = pi/4

Show that: tan(1/2sin^(-1)(3/4))=(4\- sqrt(7))/3

Solve : tan(cos^(-1) x) = sin (tan^(-1) 2)

prove that: 2 tan ^(-1).(1)/(3) + tan^(-1).(1)/( 7) = (pi)/(4)

Show that tan^(-1)1/2+tan^(-1)2/(11)=tan^(-1)3/4

show that tan^(-1)(1/2)+tan^(-1)(2/11)=tan^(-1)(3/4)