755 prompts matching "Explain the command words used in Cambridge Additional Maths papers"
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Sum of the first n terms of an arithmetic series
I am in SS 1. I attempted an Additional Maths question on using the formula Sn = n/2 (2a +
Solving for x when three terms are in arithmetic progression
I am in SS 1. I attempted an Additional Maths question on finding the value of x given tha
Distance between two coordinate points
I am in SS 1. I attempted an Additional Maths question on finding the distance between two
Equation of a line with a given y-intercept and passing through a point
I am in SS 1. I attempted an Additional Maths question on finding the equation of a straig
Dividing algebraic fractions
I am in SS 1. I attempted an Additional Maths question on dividing one algebraic fraction
Worked Example: Why the square root of a non-square whole number is irrational
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Worked Example: Rationalising a denominator that is a single surd
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Worked Example: Squaring both sides safely when solving a surd equation
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Worked Example: Testing a*b against b*a for a given rule
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Worked Example: Rewriting a negative index as a fraction
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Worked Example: Solving an indicial equation where one side must be factorised first
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Worked Example: Writing an index statement as a logarithm
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Worked Example: The law for the logarithm of a quotient
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Worked Example: The alternative sum formula that uses the last term
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Worked Example: Which form of the sum formula to use when r is less than one
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Learn: Telling a rational number from an irrational one
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Quiz: Writing a recurring decimal as a fraction to show it is rational
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Spot My Mistake: The decimal expansion of an irrational number, and why it never repeats
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WAEC Prep: Pi and root 2 as the two best-known irrational numbers
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Show All Working: Classifying a mixed list of numbers as rational or irrational
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