1,483 prompts matching "Cramer's rule as an alternative method"
Spot my mistake: Converting naira to another currency
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Spot my mistake: Using theorems and riders to solve
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Spot my mistake: Estimating the median from a pie chart
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Spot my mistake: Using the sine ratio to solve a right-angled
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Spot my mistake: Finding the area and perimeter of a rectangle
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Worked example: Finding the area and perimeter
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Spot my mistake: Finding the common factors and common
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Worked example: Substituting numbers into an algebraic
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Spot my mistake: Manipulating an algebraic fraction
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Worked example: Finding the interquartile range of a set
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Spot my mistake: Drawing and interpreting a stem-and-leaf
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Worked example: Constructing an algebraic expression
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Spot my mistake: Adding and subtracting surds
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Spot my mistake: Using Pythagoras' theorem to find a shorter
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Worked example: Drawing and interpreting a scale drawing
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Real-life question: An indicial equation whose solution is negative
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Check my understanding: Solving a real-life percentage
I am in SS 1. I think I understand solving a real-life percentage increase or decrease pro
Real-life question: Calculating take-home pay after tax and deductions
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Real-life question: Expanding a bracket and then simplifying
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Real-life question: The complement of a union and of an intersection
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