363 prompts matching "Checking a Cramer's rule solution by substituting back"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
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
WAEC-style past question on coordinate geometry
I am in SS 1. I'm going to explain a complete WAEC Further Mathematics past-paper style co
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
Coordinate geometry involving a right-angle condition to find x
I am in SS 1. Teach me finding an unknown coordinate x so that two given line segments mee
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
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 (
Adding two algebraic fractions with different denominators
I am in SS 1. Quiz me with 3 short Additional Maths questions on adding two algebraic frac
Subtracting two algebraic fractions
I am in SS 1. I'm going to explain subtracting two algebraic fractions with different deno
Multiplying two algebraic fractions
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on mult
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
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
Simplifying expressions with like and unlike terms
I am in SS 1. Teach me correctly identifying and collecting like terms in a longer algebra
Quiz me rapid-fire on expanding and factorising
I am in SS 1. I'm going to explain a rapid-fire quiz alternating between expanding a brack
Common mistakes with composite and inverse functions
Teach me the most common mistakes SS1 students make with composite and inverse functions,
Show All Working: Classifying a mixed list of numbers as rational or irrational
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on classifying a m
Final Revision: Approximating a surd to three decimal places
Act as my SS1 Further Mathematics tutor at the end of the term. Give me a rapid recap of a
Show All Working: Deciding whether two given surds are equal without a calculator
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on deciding whethe