755 prompts matching "solve the simultaneous system y = 2x - 1 and y = x^2 - 4"
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Dividing surds using the quotient rule
I am in SS 1. I'm going to explain simplifying a quotient of surds using the rule root a d
Reading and writing set notation
I am in SS 1. Teach me reading and writing basic set notation, such as element-of, subset-
Union and intersection of two number sets
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Finite and infinite sets
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Universal set and its role in set problems
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Empty set and its notation
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Finding the nth term of an arithmetic sequence
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Finding the common difference from given terms
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Sum of the first n terms of an arithmetic series
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Finding the common ratio from given terms
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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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Deriving the geometric series sum formula
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Finding the first term or common difference from the sum formula
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Comparing arithmetic and geometric growth over time
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Reviewing every sequence and series formula before a test
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Equation of a line given gradient and one point
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Vertical and horizontal line equations
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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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Distance from a point to the centre of a circle
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