etaquad sin^(2)75-sin^(2)15^(@)

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Show that sin^(2) 75^(@) - sin^(2) 15^(@) = (sqrt(3))/(2)

The value of sin^(2)75^(@)-sin^(2)15^(0) is 1/2 b.sqrt(3)/2 c.1 d.0

The value of sin^(2)15^(@)+sin^(2)25^(@)+sin^(2)65^(@)+sin^(2)75^(@) is

What is the value of sin^(2) 15^(@) + sin^(2) 20^(@) + sin^(2)25^(@) + ……… + sin^(2) 75^(@) ?

The value of sin^2 75^@-sin^2 15^@ is equal to:

Prove that sin 75^(@) - sin 15^(@) = cos 105^(@) + cos 15^(@)

The value of sin^2 75^0-sin^2 15^0 is a. 1//2 b. sqrt(3)//2 c. 1 d. 0

Evaluate : (cot^(2)41^(@))/(tan^(2)49^(@))-2(sin^(2)75^(@))/(cos^(2)15^(@))