The position vectors of A and B are (2i + j) and (-i + 4j...
The position vectors of A and B are (2i + j) and (-i + 4j) respectively; find |AB|.
\(3\sqrt{2}\)
\(\sqrt{34}\)
\(\sqrt{34}\)
\(9\sqrt{2}\)
Correct answer is A
No explanation has been provided for this answer.
If \(2, (k+1), 8,...\) form an exponential sequence (GP), find the values of k...
Solve \(3x^{2} + 4x + 1 > 0\)...
An exponential sequence (G.P.) is given by 8√2, 16√2, 32√2, ... . Find the n\(^{th...
Given that \(3x + 4y + 6 = 0\) and \(4x - by + 3 = 0\) are perpendicular, find the value of b....
Evaluate: \(^{lim}_{x \to 1} \begin{pmatrix} \frac{1 - x}{x^2 - 3x + 2} \end {pmatrix}\)...
Find the value of \(\cos(60° + 45°)\) leaving your answer in surd form...
If \(\begin{vmatrix} 1+2x & -1 \\ 6 & 3-x \end{vmatrix} = -3 \), find the values of x....