Simplifying indices

Simplifying indices.

An introduction to using the quotient rule

Using the chain rule within product rule problems.

Using the chain rule with polynomials

Solving linear equations

6 questions which introduce the student to the Numbas system.

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Solve for $x$ and $y$:  \[ \begin{eqnarray} a_1x+b_1y&=&c_1\\   a_2x+b_2y&=&c_2 \end{eqnarray} \]

The included video describes a more direct method of solving when, for example, one of the equations gives a variable directly in terms of the other variable.

Introduction to using the product rule

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Finding lengths of sides of triangles

Basic solving of linear equations

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A simultaneous equations question with integers only

Straightforward solving linear equations question

More work with dividing and multiplying algebraic fractions

Simplifying indices

Simplifying indices

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Simplifying indices

Simplifying indices

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Finding the volumes of basic 3D shapes

Quotient and remainder, polynomial division.

Simplifying indices

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Given cost of production and price of sale of a product; a percentage increase in cost of production; and unit sales before and after; work out the extra profit.

Based on question 6 from section 3 of the maths-aid workbook on numerical reasoning.