1. a) Is there a number x ∈ R, so cos x = 0.8 and sin x = 0.2?
b) Same question for cos x...
Mathematics, 17.02.2020 22:45 lilybear1700
1. a) Is there a number x ∈ R, so cos x = 0.8 and sin x = 0.2?
b) Same question for cos x = 0.8 and sin x = 0.6
2. Show that for any x ∈ R:
Answers: 1
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