1,483 prompts matching "WAEC past questions: Converting a decimal fraction in base two to base ten"
Teach me again: Checking a logarithmic power calculation by estimation
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Another worked example: Finding the original quantity after a decrease in a given ratio
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Teach me again: Why the empty set is a subset of every set
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Another worked example: Using a Venn diagram with three sets
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Teach me again: Checking the solution of a linear equation by substituting it back
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Teach me again: Predicting a value from a direct proportion constant
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Another worked example: Factorising a quadratic whose leading coefficient is not one
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Another worked example: Choosing sensible x values for a linear table
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Teach me again: The gradient of a horizontal and of a vertical line
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Teach me again: The right-angle hypotenuse-side condition
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Another worked example: Using the equal intercept theorem to find a missing length
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Teach me again: Choosing the classes for a frequency table
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Teach me again: The class width and the class midpoint
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Another worked example: Finding an angle with the inverse tangent
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Another worked example: Finding a shorter side with Pythagoras
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Teach me again: The perimeter of a triangle from its three sides
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Teach me again: Finding a percentage of a quantity given in mixed units
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Teach me again: Writing an expression for a described quantity
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Another worked example: The turning point of a quadratic without drawing it
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Teach me again: Cancelling only a whole factor, never a term
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