1,300 prompts matching "Simplifying an expression with letters and indices"
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Quiz: Solving AX equals B and XA equals B by different routes
Act as my SS3 Further Mathematics tutor and quiz me on solving AX equals B and XA equals B
WAEC Prep: The identity matrix, and what it does in a product
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Quiz: The zero matrix, and how it differs from nought in arithmetic
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WAEC Prep: The determinant of a matrix with a row of noughts
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WAEC Prep: The determinant of a 3 by 3 matrix with two equal rows
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WAEC Prep: Expanding a 3 by 3 determinant down a column
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through expanding a 3 by 3
WAEC Prep: Expanding a 3 by 3 determinant along the first row
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Quiz: Expanding a 3 by 3 determinant along a row or column containing noughts
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Quiz: Arranging the equations in standard form before applying Cramer's 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 with a fractional determinant
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Learn: Swapping and negating the entries when inverting a 2 by 2 matrix
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Practice: Why a 2 by 2 matrix with determinant nought cannot be inverted
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WAEC Prep: How long the inverse of a 3 by 3 matrix takes, and how to shorten it
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WAEC Prep: The inverse of a 3 by 3 matrix from its adjoint and its determinant
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WAEC Prep: Simultaneous equations with fractional coefficients solved by matrix
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WAEC Prep: Reading the solution off the product of the inverse and the constants
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Quiz: Solving three simultaneous equations with the inverse matrix
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WAEC Prep: A particle, and what the word assumes
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through a particle, and wh
WAEC Prep: A rigid body, and what the word assumes
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through a rigid body, and