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Mathematics, 09.09.2019 00:20 ladnerhailey16

Complete the identity. cos(α−β) / cosαcosβ = ?
a. 1 + cot α cot β
b. 1 + tan α tan β
c. tan α tan β + cot β
d. 1 + cot α tan β

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Complete the identity. cos(α−β) / cosαcosβ = ?
a. 1 + cot α cot β
b. 1 + tan α tan β
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