9 results authored by Louise Lynch  search across all users.

Question in Louise's workspace
Practice of conversion between SI units of mass, volume & length.

Question in Louise's workspace
A question to practice simplifying fractions with the use of factorisation (for binomial and quadratic expressions).

Question in Louise's workspace
Create a truth table for a logical expression of the form $((a \operatorname{op1} b) \operatorname{op2}(c \operatorname{op3} d))\operatorname{op4}(e \operatorname{op5} f) $ where each of $a, \;b,\;c,\;d,\;e,\;f$ can be one the Boolean variables $p,\;q,\;\neg p,\;\neg q$ and each of $\operatorname{op1},\;\operatorname{op2},\;\operatorname{op3},\;\operatorname{op4},\;\operatorname{op5}$ one of $\lor,\;\land,\;\to$.
For example: $((q \lor \neg p) \to (p \land \neg q)) \to (p \lor q)$

Question in Louise's workspace
Use two points on a line graph to calculate the gradient and $y$intercept and hence the equation of the straight line running through both points.
The answer box for the third part plots the function which allows the student to check their answer against the graph before submitting.
This particular example has a positive gradient.

Question in Louise's workspace
Compute a table of values for a quadratic function. A JSXgraph plot shows the curve going through the entered values.

Question in Louise's workspace
Elementary Exercises in multiplying matrices.

Question in Louise's workspace
Shows how to retrieve the student's answer to another part from a custom marking script.

Question in Louise's workspace
No description given

Question in Louise's workspace
Fill in a table of powers of 10.