1,334 prompts matching "A simultaneous pair in which the second equation is a circle"
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Structured question: stationary point on a curve with an unknown constant
I am in SS 3. Give me a structured differentiation question where a curve contains an unkn
Structured question: combination problem with 'at least' condition
I am in SS 3. Give me a structured combinations question with an 'at least' condition, suc
Explain back: quadratic inequality solution notation
I am in SS 3. Let me explain in my own words how to correctly write the solution set of a
Non-calculator paper: coordinate geometry with fractional gradients
I am in SS 3. Give me a non-calculator coordinate geometry question where the gradient wor
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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Explain Back: Subtracting two 3 by 3 matrices
I have just studied subtracting two 3 by 3 matrices in my SS3 Further Mathematics class. L
Explain Back: Showing that AB and BA are usually different for 2 by 2 matrices
I have just studied showing that AB and BA are usually different for 2 by 2 matrices in my
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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Quiz: Multiplying a matrix by minus one
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Quiz: Solving AX equals B and XA equals B by different routes
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Practice: The transpose of a 2 by 3 matrix
Act as my SS3 Further Mathematics tutor. Give me five practice questions on the transpose
Spot My Mistake: A symmetric matrix, equal to its own transpose
Act as my SS3 Further Mathematics tutor. Work a question on a symmetric matrix, equal to i
Worked Example: A singular matrix, and why it has no inverse
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Practice: Evaluating AB minus BA
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Worked Example: What a determinant of nought means for a 2 by 2 matrix
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Quiz: Expanding a 3 by 3 determinant along a row or column containing noughts
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Practice: Why a 2 by 2 matrix with determinant nought cannot be inverted
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Quiz: Checking a 3 by 3 inverse by multiplication
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