755 prompts matching "A couple, and why its moment is the same about every point"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Sum of the first n terms of a geometric series
I am in SS 1. I'm going to explain using the formula Sn = a(r^n - 1)/(r - 1) to find the s
Recognising arithmetic vs geometric sequences
I am in SS 1. Teach me how to tell from a list of numbers whether a sequence is arithmetic
Finding a term given the sum of a series
I am in SS 1. I'm going to explain finding a specific term of a sequence by first finding
Mixed sequence exam question, arithmetic and geometric
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Deriving the arithmetic series sum formula
I am in SS 1. Quiz me with 4 short Additional Maths questions on how the formula Sn = n/2
Deriving the geometric series sum formula
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on how
Sum of the first n odd numbers
I am in SS 1. Quiz me with 4 short Additional Maths questions on proving and using the fac
Common student mistakes with progression formulas
I'm going to explain the most common mistakes SS1 students make when applying the AP and G
Distance between two coordinate points
I am in SS 1. I attempted an Additional Maths question on finding the distance between two
Distance formula with negative coordinates
I am in SS 1. Teach me finding the distance between two points where some coordinates are
Equation of a line given gradient and one point
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
Vertical and horizontal line equations
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on the
Coordinate geometry proof: isosceles triangle
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Finding an unknown coordinate using the gradient formula
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
Equation of a line with a given y-intercept and passing through a point
I am in SS 1. I attempted an Additional Maths question on finding the equation of a straig
Common mistakes in coordinate geometry formulas
Teach me the most common mistakes SS1 students make with coordinate geometry formulas, suc
Finding the equation of a median of a triangle
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
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
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 taking out a common factor
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi