`(cos 0^(@) + sin 45^(@)+sin 30^(@))(sin 90^(@)-cos 45^(@)+cos 60^(@))` का मान ज्ञात करें ।

The value of (cos 0^(@) + sin 45^(@) + sin 30^(@)) (sin 90^(@) - cos 45^(@) + cos 60^(@)) is

(cos 60^(@) xx cos 30^(@)+sin 60^(@)xx sin 30^(@))/(2 sin 30^(@) xx cos 0^(@)+ sin 90^(@))=?

frac(sin 30^.cos 45^@)(tan 60^@)

Evaluate : (i) sin^(2)30^(@)-2cos^(3)60^(@)+3tan^(4)45^(@) (ii) (cos0^(@)+sin45^(@)+sin30^(@))(sin90^(@)-cos45^(@)+cos60^(@))

Find the value of (Cos30^@-sin30^@)/ (Sin60^@+Cos60^@) (Cos30^@-sin30^@)/ (Sin60^@+Cos60^@) का मान ज्ञात करें ।

The value of sin^2 30^@ cos^2 45^@ +4 tan^2 30^@+ 1/2 sin^2 90^@+ 2cos 90^@ is : sin^2 30^@ cos^2 45^@ +4 tan^2 30^@+ 1/2 sin^2 90^@+ 2cos 90^@ का मान ज्ञात करें |

6cos60^(@) -sin30^(@)+sin^(2)45^@+cos^(2)45^@

(sin30^(@)cos45^(@))/(tan 60^(@)) is equal to