[" Show that the vector "hat i+hat j+k" makes the same angle with the "],[" positive directions of coordinate axes."]

Show that the vector hat(i)+hat(j)+hat(k) makes the same angle with the positive directions of coordinates axes.

Show that the vector hat i+ hat j+ hat k is equally inclined with the coordinate axes.

Show that the vector hat i+hat j+hat k is equally inclined to the axes.

Show that the vector hat i+hat j+hat k is equally inclined with the coordinate axes.

Show that the vector hat(i) + hat(j) + hat(k) is equally with the coordinate axes.

Show that the vector hat i+ hat j+ hat k is equally inclined to the axes OX, OY and OZ.

Show that the vector hat i+ hat j+ hat k is equally inclined to the axes OX, OY and OZ.

Find the values of ' a ' which the vector vec r=(a^2-4) hat i+2 hat j-(a^2-9) hat k makes acute angle with the coordinate axes.

Find the values of a'a' which the vector vec r=(a^(2)-4)hat i+2hat j-(a^(2)-9)hat k makes acute angle with the coordinate axes.

12).Show that the vector hat i+hat j+hat k is equally inclined with the coordinate axes.( 13 show that the vectors vec a=(1)/(7)(2hat i+3hat j+6hat k),vec b=(1)/(7)(3hat i-6hat j+2hat k),vec c=(1)/(7)(6hat i+2hat j-3hat k) are mutually perpendicular unit vectors.