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• Blathnaid's copy of Simplify logarithms

Express $\log_a(x^{c}y^{d})$ in terms of $\log_a(x)$ and $\log_a(y)$. Find $q(x)$ such that $\frac{f}{g}\log_a(x)+\log_a(rx+s)-\log_a(x^{1/t})=\log_a(q(x))$

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• Maria's copy of Roots of a quartic real polynomial

Given two complex numbers, find by inspection the one that is a root of a given quartic real polynomial and hence find the other roots.

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• W2b: Simplify logarithms

Express $\log_a(x^{c}y^{d})$ in terms of $\log_a(x)$ and $\log_a(y)$. Find $q(x)$ such that $\frac{f}{g}\log_a(x)+\log_a(rx+s)-\log_a(x^{1/t})=\log_a(q(x))$

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• W1b - Cofactors, Determinant and Inverse of a 3x3 matrix

Cofactors Determinant and inverse of a 3x3 matrix.

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• W1b - Find determinants and inverses of 2x2 matrices

Find the determinant and inverse of three $2 \times 2$ invertible matrices.

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• Cofactors, Determinant and Inverse of a 3x3 matrix (Adaptive) draft 2

Cofactors Determinant and inverse of a 3x3 matrix.

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• W1b - Find the Determinant of a 3x3 Matrix

Find the determinant of a $3 \times 3$ matrix.

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• Timur's copy of Matrices arithmetic

Quiz to assess matrix addition, subtraction, multiplication and multiplication by scalar, determinants and inverses, solving a system of simultaneous equations.

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• WordProblem01_NL

Translation to Dutch of

"Given a description in words of the costs of some items in terms of an unknown cost, write down an expression for the total cost of a selection of items. Then simplify the expression, and finally evaluate it at a given point.

The word problem is about the costs of sweets in a sweet shop."

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Transition to university

• Cofactors, Determinant and Inverse of a 3x3 matrix (Adaptive)

Cofactors Determinant and inverse of a 3x3 matrix.

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