tan 15×tan 36×tan 45×tan 54×tan 75 = 1
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Answer:
tan15 x tan36 x tan45 x tan54 x tan75
tan(90-75) x tan(90-54) x 1 x tan54 x tan75
(cot75 x tan75) x (cot54 x tan54)
1 x 1
1 proved
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Answer:
cuz I is of dlv
Step-by-step explanation:
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