755 prompts matching "Teach me the condition two matrices must meet before they can be multiplied"
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Worked Example: The alternative sum formula that uses the last term
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Quiz: The sum of the first fifty natural numbers
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Explain Back: Finding the first term from the sum and the common difference
I have just studied finding the first term from the sum and the common difference in my SS
Common Mistakes: Proving the sum formula by pairing the terms
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Final Revision: A savings problem modelled by an arithmetic progression
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Spot My Mistake: Finding the common ratio when the third and sixth terms are given
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Show All Working: A geometric progression with a fractional common ratio
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Worked Example: Which form of the sum formula to use when r is less than one
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Spot My Mistake: A compound interest problem modelled by a geometric progression
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Common Mistakes: A bouncing ball problem, and the total distance travelled
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Practice: Reversing the sign when multiplying by a negative number
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Show All Working: Writing the solution of an inequality as a set
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Worked Example: The critical values of a quadratic inequality
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Quiz: Using a sketch of the parabola to read off the solution
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Explain Back: The solution when the quadratic expression is greater than nought
I have just studied the solution when the quadratic expression is greater than nought in m
Spot My Mistake: The solution when the quadratic expression is less than nought
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Worked Example: Solving the equation modulus of x equals a
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Spot My Mistake: The graph of y equals modulus of x
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Final Revision: Writing the inequalities that describe a shaded region
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IGCSE Additional Maths Y10: The domain of a function — Worked Example
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Take me through one co