470 prompts matching "Three consecutive terms word problem"
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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
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
Quiz: Expanding a 3 by 3 determinant along a row or column containing noughts
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Practice: The sign pattern of the cofactors in a 3 by 3 determinant
Act as my SS3 Further Mathematics tutor. Give me five practice questions on the sign patte
Worked Example: Evaluating a 3 by 3 determinant by the rule of Sarrus
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WAEC Prep: Setting out the coefficient determinant for two simultaneous equations
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
Spot My Mistake: Forming the determinant Dx by replacing the first column
Act as my SS3 Further Mathematics tutor. Work a question on forming the determinant Dx by
Worked Example: Forming the determinant Dy by replacing the second column
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WAEC Prep: Setting out Cramer's rule for three simultaneous equations
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Spot My Mistake: Checking cofactors by expanding the determinant along a second row
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Worked Example: The identity that A times its adjoint gives the determinant times the identity
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WAEC Prep: The inverse of a 2 by 2 matrix with a fractional determinant
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the inverse of a 2
WAEC Prep: The inverse of a 2 by 2 matrix as one over the determinant times the adjoint
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Practice: Why a 2 by 2 matrix with determinant nought cannot be inverted
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WAEC Prep: Checking the determinant before attempting a 3 by 3 inverse
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through checking the deter
WAEC Prep: The inverse of a 3 by 3 matrix from its adjoint and its determinant
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WAEC Prep: When the matrix method is worth the work for three unknowns
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through when the matrix me
WAEC Prep: Writing three simultaneous equations as a single matrix equation
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Quiz: Solving three simultaneous equations with the inverse matrix
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Practice: Comparing the inverse method with elimination for three equations
Act as my SS3 Further Mathematics tutor. Give me five practice questions on comparing the