evaluate the following :2(cos2 45 + tan2 60 ) - 6 ( sin2 45 - tan2 60 )/tan - Maths - Introduction to Trigonometry

Question

evaluate the following :2(cos2 45° + tan2 60°) - 6 ( sin2
45° - tan2 60°)/tan 30° + cot 60°

Neha Sethi · Accepted Answer

Dear student
We have,2cos245°+tan260°-6sin245°-tan260°tan30°+cot60°=2122+32-6122-3213+13=212+3-612-323=272-6-5223=7+1523=113
Regards

evaluate the following :2(cos2 45° + tan2 60°) - 6 ( sin2 45° - tan2 60°)/tan 30° + cot 60°