The position vectors of A and B are (2i + j) and (-i + 4j) respectively; find |AB|.

Similar Questions

A uniform beam PQ of length 80 cm and weight 60 N rests on a support at X where | PX | = 30 cm. If t...

A body of mass 10kg moving with a velocity of 5\(ms^{-1}\) collides with another body of mass 15kg m...

The distance s in metres covered by a particle in t seconds is \(s = \frac{3}{2}t^{2} - 3t\). Find i...

Face 1 2 3 4 5 6 Frequency 12 18 y 30 2y 45 Given the table above as t...

Find the inverse of \(\begin{pmatrix} 3 & 5 \\ 1 & 2 \end{pmatrix}\)...

Given that \(\frac{\mathrm d y}{\mathrm d x} = \sqrt{x}\), find y....

Find the domain of \(f(x) = \frac{x}{3 - x}, x \in R\), the set of real numbers....

Evaluate \(\lim \limits_{x \to 1} \frac{1 - x}{x^{2} - 3x + 2}\)...

The probability that Kofi and Ama hit a target in a shooting competition are \(\frac{1}{6}\) and \(\...

In which of the following series can be the formula S = \(\frac{a}{1 - r}\) where a is the firs...