If the equation `(x^2)/3-4x+13=sin(a/x)` has a solution then a is equal to

If the equation sin^(4)x-(k+2)sin^(2)x=(k+3) has a solution then 'k' must lie in the interval: (-4,-2) b.[-3,2) c.(-4,-3)d[-3,-2]

If the equation sin^4x-(k+2)sin^2x-(k+3)=0 has a solution then k must lie in the interval;

If the equation sin^4x-(k+2)sin^2x=(k+3) has a solution then ' k ' must lie in the interval: a. (-4,-2) b. [-3,2) c. (-4,-3) d. [-3,-2]

If the equation 2sin x+3cos ax=5 has a solution,then a is

If the equation 4x^2- 5x + k = 0 has two equal solutions. Find the value of k.

The equation 18^(4x-3)=(54sqrt(2))^(3x-4) has a solution which is

The equation 3 cos x + 4 sin x = 6 has …….. Solution

The equation 8cos x*cos2x*cos4x=(sin6x)/(sin x) has a solution if

Prove that the equation 2 sin x+cos x=3 has no solution.