The number of ordered pairs which satisfy the equation `x^2+2xsin(x y)+1=0` are (where `y in [0,2pi]` ) 1 (b) 2 (c) 3 (d) 0

The number of ordered pairs which satisfy the equation x^2+2xsin(x y)+1=0 are (where y in [0,2pi] ) (a) 1 (b) 2 (c) 3 (d) 0

The number of ordered pairs which satisfy the equation x^2+2xsin(x y)+1=0 are (where y in [0,2pi] ) (a) 1 (b) 2 (c) 3 (d) 0

The number of ordered pairs which satisfy the equation x^(2)+2x sin(xy)+1=0 are (where y in[0,2 pi])1( b) 2(c)3(d)0

Number of ordered pair (x ,y) which satisfy the equation 2sinx=y^2+2y+3 where x in [0,2pi],y in R is (1) 0 (2) 1 (3) 2 (4) infinite

The number of ordered pairs (a,x) satisfying the equation sec^(2)(a+2)x+a^(2)-1=0, -pilt x lt pi is

Number of ordered pair (x,y) which satisfies the relation (x^(4)+1)/(8x^(2))=sin^(2)y*cos^(2) y , where y in [0,2pi]

Number of ordered pair (x,y) which satisfies the relation (x^(4)+1)/(8x^(2))=sin^(2)y*cos^(2) y , where y in [0,2pi]

Number of ordered pair (x,y) which satisfies the relation (x^(4)+1)/(8x^(2))=sin^(2)y*cos^(2) y , where y in [0,2pi]