sin48.sec42+cos48+cos2 pi42=2

prove that : sin48sec42+cos48csc42=2

Prove that: sin48o sec42o+cos480cos ec42o=2

Prove that: sin48^@sec42^@+cos48^@\ cos e c\ 42^@=2

96 sqrt3 sin(pi/48) cos(pi/48) cos(pi/24) cos(pi/12) cos(pi/6) has the value

sin48^(@)sec42^(@)+cos48^(@)csc42^(@)=

Show that: sin 42^(@)sec 48^(@)+cos 42^(@)cosec 48^(@)=2

Show that : (i) tan 10^(@) tan 15^(@) tan 75^(@) tan 80^(@) = 1 (ii) sin 42^(@) sec 48^(@) + cos 42^(@) "cosec 48"^(@) = 2

The value of sin(pi/48)cos(pi/48)cos(pi/24)cos(pi/12)cos(pi/6)cos(pi/3) is:

Find the value of sin 48^(@) sec 42^(@)+cos48^(@) "cosec"42^(@).

Evaluate : (i) (cos 55^(@))/(sin 35^(@)) + (cot 35^(@))/(tan 55^(@)) (ii) sin 42^(@) sin 48^(@) - cos 42^(@) cos 48^(@)