1,316 prompts matching "Non-calculator completing the square with fractional coefficients"
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Explain back: why we check the domain in logarithmic equations
I am in SS 3. Let me explain in my own words why we must check that x satisfies the domain
Help me interpret my own WAEC Further Maths past mistakes
I am in SS 3. I will describe a mistake I keep making on a particular type of Further Math
Explain Back: Keeping track of the nine entries when multiplying 3 by 3 matrices
I have just studied keeping track of the nine entries when multiplying 3 by 3 matrices in
Worked Example: The associative law for the product of three matrices
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the as
Explain Back: Why the order of the letters matters in a matrix product
I have just studied why the order of the letters matters in a matrix product in my SS3 Fur
Practice: The transpose of a 2 by 3 matrix
Act as my SS3 Further Mathematics tutor. Give me five practice questions on the transpose
Explain Back: The rule that the transpose of a product reverses the order
I have just studied the rule that the transpose of a product reverses the order in my SS3
Practice: The condition on the orders for a product to exist
Act as my SS3 Further Mathematics tutor. Give me five practice questions on the condition
Explain Back: The order of the answer when two matrices are multiplied
I have just studied the order of the answer when two matrices are multiplied in my SS3 Fur
Explain Back: The determinant of a product as the product of the determinants
I have just studied the determinant of a product as the product of the determinants in my
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
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on evalua
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
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
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
Worked Example: The identity that A times its adjoint gives the determinant times the identity
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the id
Explain Back: The inverse of a diagonal matrix
I have just studied the inverse of a diagonal matrix in my SS3 Further Mathematics class.
Explain Back: Solving two simultaneous equations by multiplying by the inverse
I have just studied solving two simultaneous equations by multiplying by the inverse in my
Worked Example: Checking the solution of three equations by substitution
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on checki
Worked Example: The units of mass, and the SI unit
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the un