755 prompts matching "Teach me what a vector is"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
De Morgan's laws for sets
I am in SS 1. Teach me De Morgan's laws for sets, (A union B)' = A' intersection B' and (A
Logical reasoning puzzle solved using sets
I am in SS 1. I'm going to explain a short logical reasoning puzzle about groups of people
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
Finding which term of a sequence equals a given value
I am in SS 1. Teach me finding which term number in an arithmetic or geometric sequence is
Series exam question with show all working
I am in SS 1. I'm going to explain a full Cambridge/Additional Maths style series question
Sequences applied to simple interest vs compound interest
I am in SS 1. Teach me how simple interest over time behaves like an arithmetic sequence w
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
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
Condition for two lines to be parallel
I am in SS 1. Teach me the condition for two lines to be parallel, and using it to find th
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
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^
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
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
Perpendicular from a point to a line
I am in SS 1. Teach me finding the equation of the line through a given point that is perp
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 (
Subtracting two algebraic fractions
I am in SS 1. I'm going to explain subtracting two algebraic fractions with different deno
Simplifying a complex algebraic fraction
I am in SS 1. Teach me simplifying a 'fraction within a fraction' algebraic expression by
Solving simultaneous linear equations by substitution
I am in SS 1. I'm going to explain solving a pair of simultaneous linear equations by the
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