Distance of the point `(alpha, beta, gamma)`, from z-axis is

reflection of the point (alpha, beta, gamma) in the XY-plane is :

Write the equation of the straight line through the point (alpha,beta,gamma and parallel to z-axis.

The equations of the line through the point (alph, beta, gamma) and equally inclined to the axes are (A) x-alphay-beta=z-gamma (B) (x-1)/alpha=(y-1)/beta=(z-1)/gamma (C) x/alpha=y/beta=z/gamma (D) none of these

If the image of the point ( 1,-2,3) in the plane 2x + 3y -z =7 is the point ( alpha, beta , gamma ), then the value of alpha + beta + gamma is equal to

Let alpha, beta and gamma be real numbers such that the system of linear equations x + 2y + 3z = alpha 4x + 5y + 6z = beta 7x + 8y + 9z = gamma-1 Let P be the plane containing all those (alpha, beta, gamma) for which the above system of linear equations is consistent, and D be the square of the distance of the point (0,1,0) from the plane P. The value of absM is ______

Let alpha, beta and gamma be real numbers such that the system of linear equations x + 2y + 3z = alpha 4x + 5y + 6z = beta 7x + 8y + 9z = gamma-1 Let P be the plane containing all those (alpha, beta, gamma) for which the above system of linear equations is consistent, and D be the square of the distance of the point (0,1,0) from the plane P. The value of D is ______

If vec(A) makes an angle alpha, beta and gamma from x,y and z axis respectively then sin^(2)alpha+sin^(2) beta+sin^(2) gamma=