Question

tan^2 30°+sin^2 60° - cot^2 45° find​

Answer 1

Answer:

tan^2 30°=1/√3

sin^2 60°=√3/2

cot^2 45°=1

so putting the values in the question

tan^2 30°+sin^2 60°-cot^2 45°=[1/√3]^2+[√3/2]^2-[1]^2

1/3+3/4-1=5/12