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boyakko [2]
3 years ago
12

Find the exact value of tan 2x if tan x=7/11 and pi

Mathematics
1 answer:
Novay_Z [31]3 years ago
7 0
Use double angle formula

tan2x = 2tanx/ (1- tan^2x) = 2 * 7/11 ( 1 - (7/11)^2) = 77/36
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