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tan10∘tan20∘tan30∘tan40∘tan50∘tan60∘tan70∘tan80 ...

tan10∘tan20∘tan30∘tan40∘tan50∘tan60∘tan70∘tan80∘ According to complementary angles of trigonometric function rule, we know that tan(90-θ)=cotθ. So, the ...

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