Trigonometric EquationHard
Question
If A + B + C =π then 
=
=Options
A.0
B.2
C.1
D.-1
More Trigonometric Equation Questions
Let x ∈ then :...If θ is an acute angle such that tan2θ = , then the value of is -...The angle between the lines whose direction consines satisfy the equations l + m + n = 0 and l2 = m2 + n2 is...is equal to...In a triangle ABC, angle A is greater than angle B. If the measures of angles A and B satisfy the equation 3sin x - 4sin...