The least value of the expression `x^2+4y^2+3z^2-2x-12 y-6z+14` is a.`1` b. no least value`` c. `0` d. none of these

The least value of the expression x^2+4y^2+3z^2-2x-12 y-6z+14 is 3 b. no least value c. 0 d. none of these

The least value of the expression x^2+4y^2+3z^2-2x-12 y-6z+14 is a. 3 b. no least value c. 0 d. none of these

The least value of the expression x^(2)+4y^(2)+3z^(2)-2x-12y-6z+14 is a.1 b.no least value c.0 d.none of these

Find the least value of the expression x^(2) + 4y^(2) + 3z^(2) - 2x - 12y -6z + 14

The least value of expression x^(2)+4y^(2)+9z^(2)-2x+8y+27z+15 is

If z in C , then least value of the expression |z| + |1-z| + |z-2| is

If plane 2x+3y+6z+k=0 is tangent to the sphere x^(2)+y^(2)+z^(2)+2x-2y+2z-6=0 , then a value of k is (a) 26 (b) 16 (c) -26 (d) none of these

The values of x, y, z for the equations 5x-y+4z=5, 2x+3y+5z=2, 5x-2y+6z=1 are