Complete the identity. cos (alpha - beta)/cos alpha cos beta=?
a. 1 + cot α cot β
b. ta...
Mathematics, 20.09.2019 22:00 msdrake79
Complete the identity. cos (alpha - beta)/cos alpha cos beta=?
a. 1 + cot α cot β
b. tan α tan β + cot β
c. 1 + tan α tan β
d. 1 + cot α tan β
Answers: 1
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