If $A(1, 2, 3)$ and $B(-1, -1, -1)$ are two points,then the distance $AB$ is:

  • A
    $\sqrt{5}$
  • B
    $\sqrt{21}$
  • C
    $\sqrt{29}$
  • D
    None of these

Explore More

Similar Questions

Find the equation of the set of points $P$ such that $PA^{2} + PB^{2} = 2k^{2}$,where $A$ and $B$ are the points $(3, 4, 5)$ and $(-1, 3, -7)$,respectively.

If $P(5, 4, a)$ and $Q(-1, 2, -2)$ are two points such that $PQ = 7$,then the values of $a$ are ..........

Find the distance between the following pairs of points: $(-1, 3, -4)$ and $(1, -3, 4)$.

Show that the points $(-2, 3, 5), (1, 2, 3),$ and $(7, 0, -1)$ are collinear.

The distance of the point $P(x, y, z)$ from the $yz$-plane is:

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo