A vector r is equally inclined with the coordinate axes. If the tip of r is in the positive octant and |r| = 6, then r is
A. 2√3(i – j + k)
B. 2√3(-i + j + k)
C. 2√3(i + j – k)
D. 2√3(i + j + k)
Answer:D
A vector r is equally inclined with the coordinate axes. If the tip of r is in the positive octant and |r| = 6, then r is
A. 2√3(i – j + k) B. 2√3(-i + j + k) C. 2√3(i + j – k) D. 2√3(i + j + k)