755 prompts matching "Express x^2 - 14x + 20 in completed-square form"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Finding a sequence's sum between two term numbers
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Sum of a series expressed with algebraic terms
I am in SS 1. Teach me finding the sum of the first n terms of a series where each term is
Explaining why sum to infinity only works for |r| < 1
I am in SS 1. Quiz me with 5 short Additional Maths questions on explaining, using a numer
Gradient of a line joining two points
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
Gradient from a linear equation
I am in SS 1. I'm going to explain finding the gradient and y-intercept of a line directly
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
Length of a line segment on a graph
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Coordinate geometry proof: right-angled triangle
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on usin
Coordinate geometry proof: isosceles triangle
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
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^
Distance from a point to the centre of a circle
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on usin
Coordinate geometry combined with simultaneous equations
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on a qu
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 and simplifying with negative brackets
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on expa
Factorising by taking out a common factor
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Factorising by grouping four terms
I am in SS 1. Teach me factorising an expression with four terms by grouping them in pairs
Simplifying a complex algebraic fraction
I am in SS 1. Teach me simplifying a 'fraction within a fraction' algebraic expression by
Changing the subject when the variable appears twice
I am in SS 1. Teach me changing the subject of a formula where the required letter appears
Algebraic long division of a simple polynomial by a linear factor
I am in SS 1. Quiz me with 4 short Additional Maths questions on dividing a simple cubic e