724 prompts matching "prove an argument invalid using a truth table"
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Gradient from a linear equation
I am in SS 1. I'm going to explain finding the gradient and y-intercept of a line directly
Equation of a line through two given points
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Finding the point of intersection of two lines
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Deciding if three points are collinear
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Finding the equation of a line parallel to the x-axis or y-axis through a point
I am in SS 1. I'm going to explain finding the equation of a line through a given point th
Coordinate geometry exam question: quadrilateral vertices
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WAEC-style past question on coordinate geometry
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Distinguishing gradient sign: positive, negative, zero, undefined
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Factorising by taking out a common factor
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Subtracting two algebraic fractions
I am in SS 1. I'm going to explain subtracting two algebraic fractions with different deno
Multiplying two algebraic fractions
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Dividing algebraic fractions
I am in SS 1. I attempted an Additional Maths question on dividing one algebraic fraction
Factorising a quadratic with a coefficient in front of x squared
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on fact
WAEC-style past question on algebraic fractions
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Worked Example: Why the square root of a non-square whole number is irrational
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Quiz: Writing a recurring decimal as a fraction to show it is rational
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Practice: Deciding whether root 16 is rational or irrational
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Show All Working: Classifying a mixed list of numbers as rational or irrational
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Final Revision: Approximating a surd to three decimal places
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Learn: What makes two surds similar
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