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Shtirlitz [24]
2 years ago
11

Which is not a solution of sin 20 = 1? A = 90 B = 45 C = 225 D = - 135

Mathematics
1 answer:
koban [17]2 years ago
6 0
If you plug in 90 into theta, the expression becomes sin(180), which has a value of zero. Therefore 90 cannot be a solution to this equation. Hope this helps.
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Answer:

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