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Mathematics
Laylah Hopkins
20 January, 11:11
Sin75 in sure form using trigonometric identity
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Tessa Ware
20 January, 11:29
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sin75°=sin (45°+30°) = (√6+√2) / 4
Step-by-step explanation:
sin75°=sin (45°+30°)
=sin45°*cos30°+cos45°*sin30°
= (√2/2) * (√3/2) + (√2/2) * (1/2)
= (√6+√2) / 4
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