625 prompts matching "A surd equation that has no real solution"
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WAEC Prep: The determinant of a matrix with a row of noughts
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the determinant of
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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WAEC Prep: Setting out the coefficient determinant for two simultaneous equations
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WAEC Prep: The determinant Dz in a system of three unknowns
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the determinant Dz
WAEC Prep: Setting out Cramer's rule for three simultaneous equations
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Spot My Mistake: Checking a Cramer's rule solution by substituting back
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Quiz: Arranging the equations in standard form before applying Cramer's rule
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WAEC Prep: The minor of an entry of a 3 by 3 matrix
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Practice: Turning a minor into a cofactor with the sign rule
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Worked Example: The identity that A times its adjoint gives the determinant times the identity
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Practice: Why a 2 by 2 matrix with determinant nought cannot be inverted
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WAEC Prep: Simultaneous equations with fractional coefficients solved by matrix
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through simultaneous equat
WAEC Prep: Reading the solution off the product of the inverse and the constants
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WAEC Prep: Writing two simultaneous equations as a single matrix equation
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Practice: What a singular coefficient matrix says about the equations
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WAEC Prep: A three-unknown system arising from a word problem
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WAEC Prep: When the matrix method is worth the work for three unknowns
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WAEC Prep: Writing three simultaneous equations as a single matrix equation
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Quiz: Solving three simultaneous equations with the inverse matrix
Act as my SS3 Further Mathematics tutor and quiz me on solving three simultaneous equation