Text snippet: Exact Value of sin(75) · Comments23.

Text snippet: Split 75 75 into two angles where the values of the six trigonometric functions are known. ... Apply the sum of angles identity. ... The exact value of sin(30) sin ...

Text snippet: The calculator says that the answer is 0.8939966636… The calculator deducted 2pi*14 from 90 radians. Then 2.0354... radians were left. It is an ...

Text snippet: The exact value of sin(75) sin ( 75 ) is √2+√64 2 + 6 4 . Tap for more steps...

Text snippet: This video works to determine the exact value for the sine of 75 degrees in two different ways ...

Text snippet: Find: sin 75 deg Answer: sin 75 = +- sqrt(2 + sqrt3)/2 Call sin 75 = sin t --> cos 150 = cos 2t On the trig unit circle, cos (150) = cos ...

Text snippet: Final answer: The exact value of sin(75°) is found using the sum of angles formula for sine, resulting in (sqrt(6) + sqrt(2))/4.

Text snippet: sin(A+B) ≡ sin(A)cos(B) + sin(B)cos(A) ⇒ sin(75°) = sin(30+45)° = sin(30°)cos(45°) + sin(45°)cos(30°) = ½ × 1/√2 + 1/√2 ×(√3)/2 = 1/(2√2) + ...

Text snippet: Hence, the value of sin 75 ∘ is 3 + 1 2 2 . flag. Suggest Corrections.