1,483 prompts matching "Why the absolute value is taken in mean deviation"
Show that, hence find: Checking a solution back in the original equation
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IGCSE quiz: Solving by elimination when the coefficients match
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Worked example: Solving by completing the square
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IGCSE word problem: Solving with the quadratic formula
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Show that, hence find: Rejecting a root that does not fit the situation
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Teach me the IGCSE way: Ordering positive and negative numbers
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Spot My Mistake: Ordering, Rounding and Estimation (IGCSE)
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Teach me the IGCSE way: Writing and simplifying a ratio
I am a Year 10 pupil. Teach me writing and simplifying a ratio the way a Cambridge IGCSE t
Explain back: Finding a quantity from one part and the ratio
I have just studied finding a quantity from one part and the ratio in my SS1 Mathematics c
Spot My Mistake: Direct and Inverse Proportion (IGCSE)
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Worked example: The equation and graph of inverse proportion
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IGCSE word problem: Finding the constant of proportionality
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IGCSE quiz: Finding the hypotenuse
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Explain back: The longest diagonal of a cuboid
I have just studied the longest diagonal of a cuboid in my SS1 Mathematics class. Let me e
Spot My Mistake: Pythagoras' Theorem (IGCSE)
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IGCSE quiz: The gradient of a line from two points
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Spot My Mistake: Linear Graphs and Gradient (IGCSE)
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IGCSE word problem: Parallel lines and their gradients
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Calculator paper: Perpendicular lines and their gradients
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Show that, hence find: Finding the equation of a line from its graph
I am a Year 10 pupil. Set me a two-part Cambridge IGCSE 'show that... hence find...' quest