Evaluate: `((50)!)/((48)!)` .

Evaluate 50^(2)-49^(2)+48^(2)-47^(2)+ cdots+2^(2)-1^(2) .

Evaluate : (sec 42^(@))/( cosec 48^(@)) + ( 3 tan 50 ^(@))/( cot 40 ^(@)) - ( 2 cos 43 ^(@))/( sin 47^(@))

Evaluate: (i) .^(10)C_(3) " " (ii) .^(11)C_(8) (iii) .^(50)C_(48) " " (iv) .^(63)C_(63)

Find the value of: 50-(-48)-(-2)-110

Find the value of: 50-(-48)-(-2)-110

If sqrt(2)=1.414 and sqrt(3)=1.732, find the value of sqrt(50)+2sqrt(48)?

Evaluate i -48/12 ii (-48)/(-16) iii (-69)/23

Evaluate: sin 42^(@)sin 48^(@)-cos 42^(@)cos 48^(@)

Evaluate: cos48^(@)-sin42^(@)

Evaluate : cos 48^(@) - sin 42^(@)