674 prompts matching "Expanding cos of 3 theta using de Moivre's theorem"
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Simplifying the square root of a larger number
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on simp
Rationalising a denominator with a surd and integer
I am in SS 1. I'm going to explain rationalising a denominator such as 6 divided by (2 roo
Rationalising a more complex conjugate denominator
I am in SS 1. I attempted an Additional Maths question on rationalising a fraction with a
Solving a surd equation with terms on both sides
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
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
Comparing the size of two surds
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Working with cube roots as a type of surd
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Rationalising a denominator with three surd terms
I am in SS 1. I'm going to explain rationalising a more unusual denominator involving more
Union and intersection of two number sets
I am in SS 1. I'm going to explain finding the union and intersection of two given sets of
Complement of a set within a universal set
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Finding n(A union B) using the formula
I am in SS 1. Quiz me with 5 short Additional Maths questions on using the formula n(A uni
Subsets of a given set
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Power set of a three-element set
I am in SS 1. I'm going to explain listing the full power set of a three-element set, incl
Finding a term given the sum of a series
I am in SS 1. I'm going to explain finding a specific term of a sequence by first finding
Finding which term of a sequence equals a given value
I am in SS 1. Teach me finding which term number in an arithmetic or geometric sequence is
Common student mistakes with progression formulas
I'm going to explain the most common mistakes SS1 students make when applying the AP and G
Midpoint of a line segment
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Equation of a line through two given points
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Finding the equation of a line parallel to the x-axis or y-axis through a point
I am in SS 1. I'm going to explain finding the equation of a line through a given point th
Coordinate geometry proof: right-angled triangle
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on usin