Values of trigonometric ratios at 0: 30: 45:60 and 90. (i) `sin30^0 *cos60^0 +sin60^0 *cos30^0 `

Values of trigonometric ratios at 0:30:45:60 and 90.(i)sin30^(@)*cos60^(@)+sin60^(0)*cos30^(@)

(tan60^@)/(sin60^@+cos30^@)

Write the values of the following trigonometric ratios . i. sin 30^(@) = ii. Cos 30^(@) = iii. tan 30^(@) = iv. sin 60^(@) = v . cos 45^(@) = vi. tan 45^(@) =

"(1) "sin60^(@)cos30^(@)+sin30^(@)cos60^(@)

The value of cos0^@ cos30^@ cos45^@ cos60^@ cos 90^@ is: cos0^@ cos30^@ cos45^@ cos60^@ cos 90^@ का मान क्या होगा ?

Find the value of (sin30^@+cos30^@)(sin60^@+cos60^@)

Value of (sin30^@ + cos 30^@) - (sin60^@ + cos60^@) is _____

Find the value of x in each of the following: (i)tan3x=sin45^0cos45^0+sin30^0, (ii)cosx=cos60^0cos30^0+sin60^0sin30^0 , (iii)sin2x=sin60^0cos30^0-cos60^0sin30^0dot

The value of (sin 30 + cos 30)-(sin 60 + cos 60) is

Evaluate it [[sin30 ^ (@), cos30 ^ (@) - sin60 ^ (@), cos60 ^ (@)]]