554 prompts matching "Explain why a matrix with zero determinant has no inverse"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Area of a triangle from three coordinates
I am in SS 1. I'm going to explain finding the area of a triangle given the coordinates of
Sketching a straight line from its equation
I am in SS 1. Teach me sketching the graph of a straight line given its equation, correctl
Show all working: multi-part coordinate geometry question
I am in SS 1. Quiz me with 3 short Additional Maths questions on a structured Cambridge/Ad
Vertical and horizontal line equations
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on the
Finding the equation of a line parallel to the x-axis or y-axis through a point
I am in SS 1. I'm going to explain finding the equation of a line through a given point th
Finding the equation of a circle from its centre and radius
I am in SS 1. Teach me finding the equation of a circle in the form (x-a)^2 + (y-b)^2 = r^
Finding the centre and radius from a circle's equation
I am in SS 1. Quiz me with 3 short Additional Maths questions on finding the centre and ra
Simultaneous equations of a line and the coordinate axes
I am in SS 1. Teach me finding the area enclosed between a straight line and the coordinat
Word problem: coordinate geometry in a real map context
I am in SS 1. Quiz me with 4 short Additional Maths questions on a real-life word problem
Gradient as a rate of change interpretation
I am in SS 1. I'm going to explain interpreting the gradient of a straight-line graph as a
Common mistakes in coordinate geometry formulas
Teach me the most common mistakes SS1 students make with coordinate geometry formulas, suc
Reviewing all coordinate geometry formulas before a test
I am in SS 1. Quiz me with 5 short Additional Maths questions on a structured review of ev
Locus problem: points equidistant from two fixed points
I am in SS 1. Quiz me with 3 short Additional Maths questions on a locus-style coordinate
Full worked exam-style problem combining gradient, distance and midpoint
I am in SS 1. I'm going to explain a single exam-style coordinate geometry question that r
Coordinate geometry applied to a triangle's area check
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on chec
Expanding a product of three brackets
I am in SS 1. I'm going to explain expanding a product of three linear brackets, such as (
Factorising by grouping four terms
I am in SS 1. Teach me factorising an expression with four terms by grouping them in pairs
Factorising the difference of two squares
I am in SS 1. Quiz me with 3 short Additional Maths questions on factorising the differenc
Dividing algebraic fractions
I am in SS 1. I attempted an Additional Maths question on dividing one algebraic fraction
Simplifying a complex algebraic fraction
I am in SS 1. Teach me simplifying a 'fraction within a fraction' algebraic expression by