Consider the following statements
1.sin 66° is less than cos 66°
2.sin 26° is less than cos 26°
Which of the above statements are correct?
If θ is an acute angle and sinθcosθ=2cos³θ-1.5cosθ,then what is sinθ equal to
If tan(x+40)°tan(x+20)°tan(3x)°tan(70-x)°tan(50-x)°=1,then the value of x is equal to
cosθ/(1-sinθ) is equal to
If x=acosθ and y=bcotθ ,then (ax^-1-by^-1)(ax^-1+by^-1) is equal to
Consider the followng statements
1.(1+tan²θ)/(1+cot²θ)=[(1-tanθ)/(1-cotθ)]² is true for all 0<θ<π/2,θ≠π/4
2.cotθ=1/tanθ is true for θ=45° only
Which of the above statement is/are correct?
