Find the value of following equation tan100 +tan125+tan 100 tan125
Tanisha , 5 Years ago
Grade 11
Trigonometry> Find the value of following equation tan1...
1 Answers
Aditya Gupta
Last Activity: 5 Years ago
hello tanisha.
Tan ( 100° + 125° ) = tan 225° (but tan 225° = tan ( 180° + 45° ) = tan 45° = 1 )
( tan 100° + tan 125° ) / ( 1 - tan 100° tan 125° ) = 1
tan 100° + tan 125° = 1 - tan 100° tan 125°
tan 100° + tan 125° + tan 100° tan 125° = 1
kindly approve :)
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