The equation `|x + 2| - |x + 1| + |x – 1| = K, x in R` has one solution, then find value of K.

The equation |x+2|-|x+1|+|x1|=K,x in R has one solution,then find value of K .

The equation |x+2|-|x+1|+|x-1|=K,x in R has two solutions if K is equal to

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

If x =2 and y=1 is a solution of the equation 2x+3y=k , find the value of k.

Let f(x)=x+2|x+1|+2|x-1|dot If f(x)=k has exactly one real solution, then the value of k is (a) 3 (b) 0 (c) 1 (d) 2

Let f(x)=x+2|x+1|+2|x-1|dot If f(x)=k has exactly one real solution, then the value of k is (a) 3 (b) 0 (c) 1 (d) 2

Let f(x)=x+2|x+1|+2|x-1|dot If f(x)=k has exactly one real solution, then the value of k is (a) 3 (b) 0 (c) 1 (d) 2