638 prompts matching "Writing three simultaneous equations as a single matrix equation"
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Distance from a point to the centre of a circle
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Word problem: coordinate geometry in a real map context
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Finding an unknown coordinate using the gradient formula
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Perpendicular from a point to a line
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Coordinate geometry exam question: quadrilateral vertices
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Expanding a product of two brackets
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Expanding and simplifying with negative brackets
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Factorising by taking out a common factor
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Factorising by grouping four terms
I am in SS 1. Teach me factorising an expression with four terms by grouping them in pairs
Factorising the difference of two squares
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Factorising the sum and difference of two cubes
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Simplifying an algebraic fraction by factorising first
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Adding two algebraic fractions with different denominators
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Subtracting two algebraic fractions
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Multiplying two algebraic fractions
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Solving a linear inequality and showing the solution
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Solving a double inequality
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Representing a solution set on a number line
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Changing the subject of a simple formula
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Changing the subject when the variable appears twice
I am in SS 1. Teach me changing the subject of a formula where the required letter appears