1,334 prompts matching "Give me common mistakes students make in permutations and combinations"
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Worked Example: Forming the determinant Dy by replacing the second column
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on formin
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
Explain Back: What a coefficient determinant of nought says about the system
I have just studied what a coefficient determinant of nought says about the system in my S
WAEC Prep: The minor of an entry of a 3 by 3 matrix
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
Explain Back: Writing out the full matrix of cofactors
I have just studied writing out the full matrix of cofactors in my SS3 Further Mathematics
WAEC Prep: The adjoint of the identity matrix
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the adjoint of the
WAEC Prep: The order in which the cofactors are transposed
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the order in which
WAEC Prep: The adjoint as the transpose of the matrix of cofactors
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Explain Back: Finding the adjoint of a 2 by 2 matrix quickly
I have just studied finding the adjoint of a 2 by 2 matrix quickly in my SS3 Further Mathe
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 an inverse
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the inverse of an
Learn: Swapping and negating the entries when inverting a 2 by 2 matrix
You are my personal SS3 Further Mathematics tutor. Teach me swapping and negating the entr
Quiz: Checking an inverse by multiplying to get the identity
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WAEC Prep: How long the inverse of a 3 by 3 matrix takes, and how to shorten it
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through how long the inver
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
Act as my WAEC Further Mathematics coach. I am in SS 3. Set me an exam-standard question o
Learn: The order of the steps in inverting a 3 by 3 matrix
You are my personal SS3 Further Mathematics tutor. Teach me the order of the steps in inve
Quiz: Checking a 3 by 3 inverse by multiplication
Act as my SS3 Further Mathematics tutor and quiz me on checking a 3 by 3 inverse by multip
Explain Back: The inverse of a diagonal matrix
I have just studied the inverse of a diagonal matrix in my SS3 Further Mathematics class.
WAEC Prep: Reading the solution off the product of the inverse and the constants
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through reading the soluti