If `x^2+5=2x-4cos(a+bx)` is satisfied for at least one real `x` then `a+b=`

If 0

Q.If x^(2)+5=2x-4cos(a+b), where a,b in(0,5) is satisfied for at least one real x, then the maximum value of a+b in[0,2 pi] is

Find m for which the inequality m2^(2x)-4.2^(x)+3m+1<0 is satisfied for at least one real x

If the inequality x^(2)+kx+k<0 is satisfied for at least one real x ,then find the smallest positive interaer value of k.

If (x^(2) + 5)/(2) = x - 2 cos (m + nx) has at least one real root, the

The set of values of 'a' for which the inequality x^(2)-(a+2)x-(a+3)<0 is satisfied by atleast one positive real x,

If 16-x^(2)>|x-a| is to be satisfied by at least one negative value of x, then complete set of values of 'a' is

If ax^(2)+bx+c=0 is satisfied by every real value of x, then

If the equation x^(2)+9y^(2)-4x+3=0 is satisfied for all real values of x and y, then