1,334 prompts matching "Cross-multiplying to solve an equation with fractions"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Spot my mistake: Assuming AB and BA give the same matrix
Act as my SS3 Further Mathematics tutor. Write a short answer on assuming AB and BA give t
Spot my mistake: Negating the leading diagonal and swapping the other two entries when inverting a 2 by 2 matrix
Act as my SS3 Further Mathematics tutor. Write a short answer on negating the leading diag
Spot my mistake: Treating the kilogram and the kilogram weight as the same unit
Act as my SS3 Further Mathematics tutor. Write a short answer on treating the kilogram and
Spot my mistake: Assuming moments may only be taken about the pivot and never about another point
Act as my SS3 Further Mathematics tutor. Write a short answer on assuming moments may only
Spot my mistake: Treating the rth term of a binomial expansion as the one carrying the rth power
Act as my SS3 Further Mathematics tutor. Write a short answer on treating the rth term of
Spot my mistake: Treating the variance of a binomial distribution as its standard deviation
Act as my SS3 Further Mathematics tutor. Write a short answer on treating the variance of
Spot my mistake: Applying the power rule to the integral of one over x
Act as my SS3 Further Mathematics tutor. Write a short answer on applying the power rule t
Spot my mistake: Reporting an area computed below the x-axis as a negative distance travelled
Act as my SS3 Further Mathematics tutor. Write a short answer on reporting an area compute
Spot my mistake: Leaving out the constant of integration when velocity is found from acceleration
Act as my SS3 Further Mathematics tutor. Write a short answer on leaving out the constant
What a function is and function notation
I am in SS 3. Give me a Cambridge IGCSE Additional Mathematics style exam question on what
Mapping diagrams and function types
I am in SS 3. I'm going to explain how a mapping diagram represents a function, and identi
Verifying an inverse function is correct
I am in SS 3. Give me a Cambridge IGCSE Additional Mathematics style exam question on veri
Function notation applied to a real-world formula
I am in SS 3. I'm going to explain interpreting a real-world formula, such as cost as a fu
Why not every function has an inverse function
I am in SS 3. I attempted an Additional Maths question on why some functions, such as f(x)
Composite function with three functions applied in order
I am in SS 3. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
Explaining function notation to a classmate
I am in SS 3. I'm going to explain explaining function notation and what f(x) really means
Show that command word: surd simplification
I am in SS 3. Set me a 'show that' surd question where I must show a given expression simp
Cambridge-style question: change of base formula
I am in SS 3. Give me an Additional Maths question requiring the change of base formula to
Non-calculator paper: exact trigonometric values
I am in SS 3. Give me a non-calculator Additional Maths question requiring exact trigonome
Structured question: find the nth term and a specific term of an AP
I am in SS 3. Give me a structured arithmetic progression question where I first find the