Question 11
al If tan A X tan 35º = 1. Find the value of A
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0
Answer:
11
Step-by-step explanation:
Answered by
0
Answer:
Step-by-step explanation:
tan215 + cot145,
tan(180+35) + cot(180-35),
tan35 - cot35,
tan35 - 1/tan35,
a - 1/a,
(a²-1)/a
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