tan5 tan35 tan55 tan85
Answers
Answered by
0
Answer:
1
Step-by-step explanation:
tan(90-85).tan(90-55).tan55.tan85
=cot85.cot55.tan55.tan85
=cot85.tan85.cot55.tan55
=1.1
=1
Answered by
0
Answer:
As we know that
tan ( theta )× cot ( theta )=1 &
tan(90°-theta)=cot (theta)
Step-by-step explanation:
so
tan5.tan85.tan35.tan55
=>tan5.cot5.tan35.cot35
=>1.1
=1 ans
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