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Show that sin^(2) 12^(@)+ sin ^(2)21^(@)...

Show that `sin^(2) 12^(@)+ sin ^(2)21^(@)+ sin ^(2)39^(@)+ sin^(2)48^(@)=1+ sin^(2)9^(@)+ sin^(2)18^(@)`

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The vlaue of sin ^(2) 12^(@) + sin ^(@) 21^(@) + sin ^(2) 39^(@) + sin ^(2) 48^(@) - sin ^(2) 9^(@) - sin ^(2) 18^(@) is "______"

Prove that: sin^(2)12^(@)+sin^(2)21^(@)+sin^(2)39^(@)+sin^(2)48^(@)=1+sin^(2)9^(@)+sin^(2)18^(@)

The value of sin ^(2) 12 ^(@) + sin ^(2) 12 ^(@) + sin ^(2) 39^(@) + sin ^(2) 48^(@) - sin ^(2) 9^(@) - sin ^(2) 18^(@) is "______"

sin^(2)12^(0)+sin^(2)21^(0)+sin^(2)39^(0)+ sin^(2)48^(2)-sin^(2)9^(0)- sin^(2) 18^(0)=

(sin^(2)1^(@) + sin^(2)3^(@) + sin^(2)5^(@) +sin^(2)7^(@) + ….. + sin^(2)87^(@) + sin^(2)89^(@)) equals

"Show that "sin^(2)16^(@)+sin^(2)23^(@)+sin^(2)37^(@)+sin^(2)44^(0)=1+sin^(2)7^(0)+sin^(2)14^(@)

The value of sin^(2)12^(0)+sin^(2)21^(0)+sin^(2)39^(0)+sin^(2)48^(0)-sin^(2)9^(0)-sin^(2)18^(0)

Prove that sin^(2) 12^circ + sin^(2)21^circ + sin^(2)39^circ + sin^(2)48^circ = 1 + sin^(2)9^circ + sin^(2)18^circ

Show that sin^(2)16^@+sin^(2)23^(@)+sin^(2)37^(0)+sin^(2)44^@=1+sin^(2)7^(0)+sin^(2)14^(@)

Show that sin^(2)5^(@)+sin^(2)10^(@)+sin^(2)15^(@)+.....+sin^(2)90^(@)=9(1)/(2)