561 prompts matching "Multiplying every entry of a matrix by a scalar"
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Surd word problem: diagonal of a rectangle
I am in SS 1. Teach me a word problem asking for the exact length of the diagonal of a rec
Working with cube roots as a type of surd
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Sum of an arithmetic series given the first and last term
I am in SS 1. Teach me using the formula Sn = n/2 (a + l) to find the sum of an arithmetic
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
Sequences given by a recurrence relation
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Sum of a geometric series with a negative common ratio
I am in SS 1. Teach me finding the sum of a geometric series where the common ratio is neg
Reviewing every sequence and series formula before a test
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Sum of a series expressed with algebraic terms
I am in SS 1. Teach me finding the sum of the first n terms of a series where each term is
Midpoint of a line segment
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Equation of a line through two given points
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Length of a line segment on a graph
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Finding the equation of a circle from its centre and radius
I am in SS 1. Teach me finding the equation of a circle in the form (x-a)^2 + (y-b)^2 = r^
Finding the equation of a median of a triangle
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Multiplying two algebraic fractions
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Solving simultaneous linear equations by substitution
I am in SS 1. I'm going to explain solving a pair of simultaneous linear equations by the
Solving simultaneous linear equations by elimination
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Changing the subject of a simple formula
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Cross-multiplying to solve an equation with fractions
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Worked Example: Why the square root of a non-square whole number is irrational
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Learn: The conjugate of a compound surd expression
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