560 prompts matching "Choosing which variable to eliminate first"
Worked example: Finding the centre of enlargement from object and image
Act as my SS3 Mathematics tutor. Take me through one full worked example on finding the ce
Real-life Nigeria: Scale drawings and the scales printed on maps
Act as my SS3 Mathematics tutor. Show me where scale drawings and the scales printed on ma
Teach me: A matrix, and what its order means
You are my personal SS3 Mathematics tutor. Teach me a matrix, and what its order means, wo
Quiz me: Adding and subtracting matrices of the same order
Act as my SS3 Mathematics tutor and quiz me on adding and subtracting matrices of the same
Explain back: When two matrices can be multiplied at all
I have just studied when two matrices can be multiplied at all in my SS3 Mathematics class
Spot my mistake: Multiplying matrices whose orders do not match
Act as my SS3 Mathematics tutor. Work a question on multiplying matrices whose orders do n
Word problem: Recording Nigerian market sales in a matrix
Act as my SS3 Mathematics tutor. Give me three word problems on recording Nigerian market
Worked example: Multiplying a 2 by 3 matrix by a 3 by 2 matrix
Act as my SS3 Mathematics tutor. Take me through one full worked example on multiplying a
WAEC pitfalls: Assuming matrix multiplication is commutative
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on assumin
Real-life Nigeria: The identity matrix, and what it does
Act as my SS3 Mathematics tutor. Show me where the identity matrix, and what it does turns
Teach me: The determinant of a 2 by 2 matrix
You are my personal SS3 Mathematics tutor. Teach me the determinant of a 2 by 2 matrix, wo
Quiz me: Calculating a determinant from the four entries
Act as my SS3 Mathematics tutor and quiz me on calculating a determinant from the four ent
Explain back: The inverse of a 2 by 2 matrix and the formula for it
I have just studied the inverse of a 2 by 2 matrix and the formula for it in my SS3 Mathem
WAEC pitfalls: Dividing by a determinant of zero
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on dividin
Real-life Nigeria: What a zero determinant tells you about a system
Act as my SS3 Mathematics tutor. Show me where what a zero determinant tells you about a s
Teach me: Writing a pair of simultaneous equations in matrix form
You are my personal SS3 Mathematics tutor. Teach me writing a pair of simultaneous equatio
Quiz me: Identifying the coefficient matrix and the constant matrix
Act as my SS3 Mathematics tutor and quiz me on identifying the coefficient matrix and the
Explain back: Solving by multiplying through by the inverse matrix
I have just studied solving by multiplying through by the inverse matrix in my SS3 Mathema
Spot my mistake: Multiplying by the inverse on the wrong side
Act as my SS3 Mathematics tutor. Work a question on multiplying by the inverse on the wron
Word problem: A two-commodity pricing problem solved by matrices
Act as my SS3 Mathematics tutor. Give me three word problems on a two-commodity pricing pr