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sin^(0)0.50^(@)sin60^(@)sin70^(@)=(sqrt(...

sin^(0)0.50^(@)sin60^(@)sin70^(@)=(sqrt(3))/(18)

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sin10^(@)sin50^(@)sin60^(@)sin70^(@)=(sqrt(3))/(16)

Prove that: i) sin20^(@)sin40^(@)sin60^(@)sin80^(@)=3/16 ii) sin10^(@)sin50^(@)sin60^(@)sin70^(@)=sqrt(3)/16 iii) sin20^(@)sin40^(@)sin80^(@)=sqrt(3)/8

Prove that: i) sin20^(@)sin40^(@)sin60^(@)sin80^(@)=3/16 ii) sin10^(@)sin50^(@)sin60^(@)sin70^(@)=sqrt(3)/16 iii) sin20^(@)sin40^(@)sin80^(@)=sqrt(3)/8

(i) sin10^(@)sin50^(@)sin70^(@)

Prove that: sin20^(0)sin40^(0)sin60^(@)sin80^(@)=(3)/(16)

Prove that: sin10^(0)sin30^(0)sin50^(@)sin70^(@)=(1)/(16)

Prove that: (cos30^(@)+sin60^(0))/(1+cos60^(@)+sin30^(@))=(sqrt(3))/(2)

Prove that sin10^@sin50^@sin60^@sin70^@=sqrt3/(16)

sin50^(@)-sin70^(@)+sin10^(@)=?