8i + j
2i - j
-2i - 3j
-8i - j
Correct answer is A
\(\overrightarrow{SQ} = \overrightarrow{SR} + \overrightarrow{RQ}\)
\(\overrightarrow{RQ} = -\overrightarrow{QR} = - (3i + 2j) = -3i - 2j\)
\(\overrightarrow{SQ} = (-5i + 3j) - 3i - 2j = -8i + j\)
The angle of a sector of a circle is 0.9 radians. If the radius of the circle is 4cm, find the ...
Two forces 10N and 15N act on an object at an angle of 120° to each other. Find the magnitude of...
The fourth term of a geometric sequence is 2 and the sixth term is 8. Find the common ratio. ...
Simplify: \(\frac{\cos 2\theta - 1}{\sin 2\theta}\)...
The gradient of a curve at the point (-2, 0) is \(3x^{2} - 4x\). Find the equation of the curve....
Find the radius of the circle 2x\(^2\) - 4x + 2y\(^2\) - 6y -2 = 0. ...
A force of 30 N acts at an angle of 60° on a body of mass 6 kg initially at rest on a smooth hor...
Given that P and Q are non-empty subsets of the universal set, U. Find P \(\cap\) (Q U Q`)....
The equation of a circle is \(3x^{2} + 3y^{2} + 6x - 12y + 6 = 0\). Find its radius...