What is the value of 1 − 2sin^2(105°)? A.) -√3/2 B.) -1/2 C.) 1/2 D.) √3/2

What is the value of 1 − 2sin^2(105°)? A.) -√3/2 B.) -1/2 C.) 1/2 D.) √3/2

asked May 13, 2021 219k views

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