5617 results.

Vectors 4
Questions on vector arithmetic and vector operations, including dot and cross product, as well as the vector equations of planes and lines.
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Last modified 17/10/2018 11:50
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Last modified 17/10/2018 11:21
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Vectors 2 Dot product and angle between two vectors
Find the dot product and the angle between two vectors
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Last modified 17/10/2018 11:21
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Gaussian elimination to solve a 3x3 system of linear equations
Solving a system of three linear equations in 3 unknowns using Gauss Elimination in 4 stages. Solutions are all integral.
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Last modified 17/10/2018 10:48
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Vectors 1 Elementary operations on vectors
Elementary operations on vectors; sum, modulus, unit vector, scalar multiple.
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CLE 1: true/false multiple choice
Template question. Seven statements given and student should determine if they are true or false. It is possible that 1,2,3,4,5 or 6 out of the 7 statements will be true and these are all equally likely.
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Last modified 17/10/2018 09:38
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Centroids by integration
Find the area, first moment of area, and coordinates of a general spandrel. The area may be above or below the function.
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Last modified 17/10/2018 00:22
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Stage 2

When is a sequence within d of its limit?
$x_n=\frac{an+b}{cn+d}$. Find the least integer $N$ such that $\leftx_n \frac{a}{c}\right \le 10 ^{r},\;n\geq N$, $2\leq r \leq 6$.
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Last modified 16/10/2018 23:15
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Vector equation of a line,
Given two 3 dim vectors, find vector equation of line through one vector in the direction of another. Find two such lines and their point of intersection.
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Last modified 16/10/2018 23:08
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