1,301 prompts matching "Finding how many terms an arithmetic progression has"
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Give me a mixed revision pack blending three topics
I am in SS 3. Give me a short mixed revision pack of three linked questions that blend qua
Help me interpret my own WAEC Further Maths past mistakes
I am in SS 3. I will describe a mistake I keep making on a particular type of Further Math
Worked Example: Adding two 3 by 3 matrices
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Quiz: The zero matrix as the identity for matrix addition
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Spot My Mistake: Why matrix subtraction is not commutative
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Quiz: Solving a matrix equation of the form A plus X equals B
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Spot My Mistake: Squaring a 2 by 2 matrix
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Spot My Mistake: Multiplying a 3 by 3 matrix by a 3 by 1 column
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Worked Example: The associative law for the product of three matrices
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Worked Example: Taking a common factor out of a matrix
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Learn: The distributive law for a scalar over a sum of matrices
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Quiz: Multiplying a matrix by minus one
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Spot My Mistake: Orders that make a product possible one way round but not the other
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Learn: Deciding whether a stated matrix calculation is possible at all
You are my personal SS3 Further Mathematics tutor. Teach me deciding whether a stated matr
Spot My Mistake: Checking a Cramer's rule solution by substituting back
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Learn: The order of the steps in inverting a 3 by 3 matrix
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Quiz: Checking a 3 by 3 inverse by multiplication
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Spot My Mistake: Why the inverse must be applied on the correct side
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Worked Example: Checking the solution of three equations by substitution
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Quiz: Why mass stays the same wherever the body is taken
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