Search for: The value of tan 9° – tan 27° – tan 63° + tan 810, is The value of tan 9° - tan 27° - tan 63° + tan 810, is Fill Out the Form for Expert Academic Guidance!l Grade ---Class 1Class 2Class 3Class 4Class 5Class 6Class 7Class 8Class 9Class 10Class 11Class 12 Target Exam JEENEETCBSE +91 Preferred time slot for the call ---9 am10 am11 am12 pm1 pm2 pm3 pm4 pm5 pm6 pm7 pm8pm9 pm10pm Please indicate your interest Live ClassesBooksTest SeriesSelf Learning Language ---EnglishHindiMarathiTamilTeluguMalayalam Are you a Sri Chaitanya student? NoYes Verify OTP Code (required) I agree to the terms and conditions and privacy policy. Solution:We have,tan9∘−tan27∘−tan63∘+tan81∘=tan9∘+tan81∘−tan27∘+tan63∘=1cos9∘cos81∘−1cos27∘cos63∘=1sin9∘cos9∘−1sin27∘cos27∘=2sin18∘−2sin54∘=2sin54−sin18∘sin54∘sin18∘=22cos36∘sin18∘sin18∘cos36∘=4 Related content ‘Pl’ Words: Check the List of Words Containing ‘Pl’ Oppositional Defiant Disorders Good Friday Wishes CBSE Class 9 Physics Motion Worksheet Autism Spectrum Disorder Sine and Cosine Waves Hindu Festivals List 2024 JEE Main Eligibility Criteria 2024 Session 2 (Released), Age Limits, Qualifying Marks, and Important Factor MCQs on Plant Hormones Class 10 5 Reasons To Choose The Commerce Stream After 10th