If `a x^2+b x=6=0` does not have distinct real roots, then find the least value of `3a+bdot`

If ax^(2) + bx + 10 = 0 does not have two distinct real roots, then the least value of 5a + b, is

If ax^(2)-bx+5=0 does not have two distinct real roots, then find the minimun value of 5a+b.

If ax^(2)-bx+5=0 does not have two distinct real roots.Then find the minimum of 5a+b

If ax^(2)+bx+6=0 does not have two distinct real roots, a in R and b in R , then the least value of 3a+b is

If (a^(2)-14a+13)x^(2)+(a+2)x-2=0 does not have two distinct real roots, then the maximum value of a^(2)-15a is _________.

If x^(2)-4x+log_((1)/(2))a=0 does not have two distinct real roots,then maximum value of a is

If a,b in R and ax^(2)+bx+6=0,a!=0 does not have two distinct real roots,then:

If the equation x^(2)+4x+k=0 has real and distinct roots, then find the value of 'k'.

If the equation sin ^(2) x - k sin x - 3 = 0 has exactly two distinct real roots in [0, pi] , then find the values of k .