Mathematics
Mathematics, 07.01.2021 22:40, zavalaadrian846

What is the value of 1 − 2sin2(105°)? a Negative StartFraction StartRoot 3 EndRoot Over 2 EndFraction

b Negative one-half

c One-half

d StartFraction StartRoot 3 EndRoot Over 2 EndFraction

answer
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What is the value of 1 − 2sin2(105°)? a Negative StartFraction StartRoot 3 EndRoot Over 2 EndFracti...

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