Prove that 3 sin ""pi/6 sec ""pi/3 -4 ...

Prove that
`3 sin ""pi/6 sec ""pi/3 -4 sin ""(5pi)/(6) cot"" (pi)/(4) = 3 -4 xx 1/2 =1=R.H.S.`

Verified by Experts

The correct Answer is:

`=2-4 xx 1/2 =1 =R.H.S.`

Similar Questions

Explore conceptually related problems

2 sin ^(2) "" (pi)/(6) + cosec ^(2) "" (7pi)/(6) cos ^(2) "" (pi)/(3) = 3/2

Prove thet sin^(2) (pi//6) + cos^(2) (pi//3)- tan^(2) (pi//4) = (-1)/(2)

cot ^(2) "" (pi)/(6) + cosec ""(5pi)/(6) + 3 tan ^(2) ""(pi)/(6) =6

sin^(-1)("sin"(pi)/4)

The value of : sin""(pi/7).sin""((3pi)/14).sin""((5pi)/14).sin""((7pi)/14) is :

The value of (sin (pi/3)+i cos (pi/3))^(3) is

Prove that cos ( ( 3pi )/(2) + x) ) cos (2pi+x) .[ cot ((3pi )/( 2) - x) ) + cot (2pi +x) ]=1

2 sin ^(2) "" (3pi)/(4) + 2 cos ^(2) "" (pi)/( 4) + 2 sec ^(2) "" (pi)/(3) =10

cos ^(2) (3 pi)/(5)+cos ^(2) (4 pi)/(5)=

The value of sin (pi)/(7)+sin (2 pi)/(7)+sin (3 pi)/(7) is