1,332 prompts matching "Explain standard deviation back to me"
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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
Practice: A 2 by 2 matrix multiplied by a column vector
Act as my SS3 Further Mathematics tutor. Give me five practice questions on a 2 by 2 matri
Quiz: The zero matrix, and how it differs from nought in arithmetic
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Practice: The condition on the orders for a product to exist
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Practice: The sign pattern of the cofactors in a 3 by 3 determinant
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Learn: Solving two simultaneous equations by Cramer's rule
You are my personal SS3 Further Mathematics tutor. Teach me solving two simultaneous equat
WAEC Prep: Setting out Cramer's rule for three simultaneous equations
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Practice: Turning a minor into a cofactor with the sign rule
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Spot My Mistake: Checking cofactors by expanding the determinant along a second row
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WAEC Prep: The inverse of a 2 by 2 matrix as one over the determinant times the adjoint
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Quiz: Checking an inverse by multiplying to get the identity
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Practice: Comparing the inverse method with elimination for three equations
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Learn: Inertia, and what mass actually measures
You are my personal SS3 Further Mathematics tutor. Teach me inertia, and what mass actuall
Quiz: Why mass stays the same wherever the body is taken
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Learn: Converting a weight given in kilogram-force into newtons
You are my personal SS3 Further Mathematics tutor. Teach me converting a weight given in k
WAEC Prep: The resultant of two forces acting at the same point
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Practice: Choosing the most convenient pair of directions to resolve along
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Spot My Mistake: Drawing the triangle of forces to scale to find an unknown force
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Practice: Why the forces must sum to nought in two perpendicular directions
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WAEC Prep: Calculating a moment as force times perpendicular distance
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o