755 prompts matching "Solving two simultaneous equations by multiplying by the inverse"
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 an arithmetic series
I am in SS 1. I attempted an Additional Maths question on using the formula Sn = n/2 (2a +
Finding the nth term of a geometric sequence
I am in SS 1. Quiz me with 5 short Additional Maths questions on finding the nth term form
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
Applying the sum to infinity formula when the ratio lies between minus one and one
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on usin
Solving for x when three terms are in arithmetic progression
I am in SS 1. I attempted an Additional Maths question on finding the value of x given tha
Deriving the geometric series sum formula
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on how
Finding the first term or common difference from the sum formula
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on rear
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
Explaining the difference between a sequence and a series
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on expl
Alternating sequences and their pattern
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on iden
Finding an endpoint given the midpoint
I am in SS 1. Quiz me with 5 short Additional Maths questions on finding one endpoint of a
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
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
Changing the subject with a square or square root
I am in SS 1. Quiz me with 4 short Additional Maths questions on changing the subject of a
Simplifying an expression with brackets and indices together
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on simp
Worked Example: Why the square root of a non-square whole number is irrational
Act as my SS1 Further Mathematics tutor. Take me through one full worked example on why th
Practice: Deciding whether root 16 is rational or irrational
Act as my SS1 Further Mathematics tutor. Give me five practice questions on deciding wheth
Explain Back: Where the surds sit on the number line
I have just studied where the surds sit on the number line in my SS1 Further Mathematics c
Spot My Mistake: The decimal expansion of an irrational number, and why it never repeats
Act as my SS1 Further Mathematics tutor. Work a question on the decimal expansion of an ir
Quiz: Subtracting one surd from another
Act as my SS1 Further Mathematics tutor and quiz me on subtracting one surd from another.