[" If "sqrt((1-sin A)/(1+sin A))=sec A-tan A" then "A],[" lies in the quadrants "],[" I,II "],[" II,III "],[" I,IV "],[" I,III "]

If sqrt((1+sin A)/(1-sin A))=sec A +tan A , then the quadrants in which the angle A lies are

If cos A=-12/13 and cotB=24/7 where A lies in second quadrant and B lies in third quadrant then find the values of (i) sin (A+B) (ii) cos(A+B) (iii) tan(A+B)

The point which divides the join of (1,2) and(3,4) externally in the ratio 1:1 a. lies in the III quadrant b. lies in the II quadrant c. lies in the I quadrant d. cannot be found

The point which divides the join of (1,2) and(3,4) externally in the ratio 1:1 a. lies in the III quadrant b. lies in the II quadrant c. lies in the I quadrant d. cannot be found

If sin x=(-1)/(2) " and x lies in Quadrant IV find the values of (i) " sin ".(x)/(2) " "(ii) " cos " (x)/(2) " " (iii) " tan " (x)/(2)

"Tyrosin" is important in the formation of I. T_(3) II. T_(4) III.Oxytocin IV.PRL I and II II and III IV and I III and I

Order of reactivity towards nucleophilic substitution reaction of the compounds (I) (1) I > II > III > IV (2) II > I > II > IV (3) IV > III > II > I (4) II > IV > II > I

Find the values of sin 2 theta, cos 2 theta, and tan 2 theta, given : (i) sin theta = (3)/(5) , theta in Quadrant I. (ii) sin theta = 3/5 , theta in Quadrant II. (iii) sin theta = - (1)/(2), theta in Quadrant IV. (iv) tan theta =- (1)/(5) , theta in Quadrant II.

If cos x=- (1)/(3) and x lies in Quadrant III find the values of (i) " sin " .(x)/(2) , (ii) " cos " .(x)/(2) , (iii) " tan ".(x)/(2)