1,265 prompts matching "Practice: Using a table of signs to solve a quadratic inequality"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
WAEC Prep: A skew-symmetric matrix
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through a skew-symmetric m
Quiz: The zero matrix, and how it differs from nought in arithmetic
Act as my SS3 Further Mathematics tutor and quiz me on the zero matrix, and how it differs
Worked Example: A singular matrix, and why it has no inverse
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on a sing
Learn: Deciding whether a stated matrix calculation is possible at all
You are my personal SS3 Further Mathematics tutor. Teach me deciding whether a stated matr
WAEC Prep: Evaluating A squared minus 2A
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through evaluating A squar
Explain Back: Solving a matrix equation containing both a sum and a product
I have just studied solving a matrix equation containing both a sum and a product in my SS
Quiz: Finding an unknown entry from a stated matrix equation
Act as my SS3 Further Mathematics tutor and quiz me on finding an unknown entry from a sta
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
Quiz: Expanding a 3 by 3 determinant along a row or column containing noughts
Act as my SS3 Further Mathematics tutor and quiz me on expanding a 3 by 3 determinant alon
WAEC Prep: When Cramer's rule is quicker than elimination
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through when Cramer's rule
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
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on formin
Learn: Solving two simultaneous equations by Cramer's rule
You are my personal SS3 Further Mathematics tutor. Teach me solving two simultaneous equat
WAEC Prep: What Cramer's rule gives when the system is inconsistent
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through what Cramer's rule
Spot My Mistake: Checking a Cramer's rule solution by substituting back
Act as my SS3 Further Mathematics tutor. Work a question on checking a Cramer's rule solut
Quiz: Arranging the equations in standard form before applying Cramer's rule
Act as my SS3 Further Mathematics tutor and quiz me on arranging the equations in standard
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
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
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
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