1,334 prompts matching "Teach me the condition two matrices must meet before they can be multiplied"
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Common Mistakes: The energy of a body in simple harmonic motion
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Worked Example: The tension in a stretched elastic string
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Quiz: The extension of a spring under a given load
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Practice: The difference between an elastic string and a spring in compression
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Explain Back: The elastic potential energy stored in a stretched string
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Show All Working: The work done in stretching an elastic string
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Common Mistakes: A particle oscillating on the end of an elastic string
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Final Revision: The greatest extension reached by a falling particle on an elastic string
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Spot my mistake: Adding the magnitudes of concurrent forces to get the magnitude of their resultant
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Spot my mistake: Treating the rth term of a binomial expansion as the one carrying the rth power
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Spot my mistake: Treating the variance of a binomial distribution as its standard deviation
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Spot my mistake: Applying the power rule to the integral of one over x
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Spot my mistake: Reporting an area computed below the x-axis as a negative distance travelled
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Spot my mistake: Leaving out the constant of integration when velocity is found from acceleration
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Show that command word: trigonometric identity
I am in SS 3. Set me a 'show that' trigonometric identity question, and check that I clear
Give me a full Additional Maths style Paper 2 structured question
I am in SS 3. Give me one long structured Additional Maths style Paper 2 question with sev
Quiz me on nPr versus nCr notation
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Give me an Additional Maths command word matching quiz
I am in SS 3. Quiz me by giving me five command words used in Additional Maths papers, suc
Give me exam-technique advice for running out of time
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Give me a mixed revision pack blending logic and combinatorics
I am in SS 3. Give me a short mixed revision pack with one propositional logic question an