"If `2 | α | + 3 | β | = 6` ,then find the minimum value of `α 2 + β 2 − 12 α cos θ − 12 β sin θ + 36` ,where θ ∈ R

If θ is an acute angle and sinθ=cosθ, find the value of 2tan^2θ+sin^2θ−1.

For a transistor β =75 and IE = 7.5 mA. The value of α is….

Find the general solution of: Cos^2θ - Sinθ - 1/4 = 0

If 3 − 2sin^2θ − 3cosθ = 0, 0^circ le θ le 90^circ , then what is the value of (2cosecθ + tanθ) ? यदि 3 − 2sin^2θ − 3cosθ = 0, 0^circ le θ le 90^circ है तो (2cosecθ + tanθ) का मान क्‍या है?

If 2cos^(2)θ + 3sinθ = 3 , where 0^circ lt θ lt 90^circ , then what is the value of sin^(2)2θ + cos^2 (θ) + tan^(2)2θ + cos^(2) 2θ = ? यदि 2cos^(2)θ + 3sinθ = 3 , जहा 0^circ lt θ lt 90^circ तो sin^(2)2θ + cos^(2(θ + tan^(2)2θ + cos^(2)2θ का मान बराबर है :

Find the value of (cos^(2)66^(@)-sin^(2)6^(@))(cos^(2)48^(@)-sin^(2)12^(@)) .

If α , β , γ are the angles made by a line with +ve directions of x ,y and z axes then the value of cos 2 α + cos ( β + γ ) cos ( β − γ ) is

If cotθ = sqrt6 , then the value of is: (cosec^(2)θ + sec^(2)θ)/(cosec^(2)θ − sec^(2)θ) यदि cotθ = sqrt6 है तो (cosec^(2)θ + sec^(2)θ)/(cosec^(2)θ − sec^(2)θ) का मान हैः

If 5sin θ – 4cos θ = 0, 0^circ lt θ lt 90^circ , then the value of (5sinθ− 2cosθ)/ (5 sin θ + 3cosθ) is: यदि 5sin θ – 4cos θ = 0, 0^circ lt θ lt 90^circ है, तो (5sinθ− 2cosθ)/ (5 sin θ + 3cosθ) का मान है:

If cos^(2) θ - sin^(2) θ - 3cosθ +2 =0 , 0^circ lt θ lt 90^circ , then what is the value of 4cosecθ + cotθ ? यदि cos^(2) θ - sin^(2) θ - 3cosθ +2 =0 , 0^circ lt θ lt 90^circ , है तो 4cosecθ + cotθ का मान कितना है?