755 prompts matching "The definition of the derivative as a limit"
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Estimating the value of a surd
I am in SS 1. I'm going to explain estimating the approximate value of a surd such as root
Working with cube roots as a type of surd
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Set theory laws: commutative and associative
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Finding the nth term of an arithmetic sequence
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Finding the nth term of a geometric sequence
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Sum of the first n terms of a geometric series
I am in SS 1. I'm going to explain using the formula Sn = a(r^n - 1)/(r - 1) to find the s
Finding a term given the sum of a series
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Finding the equation of a line parallel to the x-axis or y-axis through a point
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Gradient as a rate of change interpretation
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Equation of a line with a given y-intercept and passing through a point
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Finding the equation of a median of a triangle
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Factorising the difference of two squares
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Factorising the sum and difference of two cubes
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Changing the subject of a simple formula
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Worked Example: Why the square root of a non-square whole number is irrational
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Spot My Mistake: The decimal expansion of an irrational number, and why it never repeats
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Show All Working: Classifying a mixed list of numbers as rational or irrational
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Common Mistakes: Expressing root 50 as a multiple of root 2
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Common Mistakes: Expanding the product of two surd brackets
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Quiz: Rationalising a denominator of the form one over root 3
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