755 prompts matching "IGCSE Additional Maths Y11: Sketching y equals cos x plus 1 — Spot My Mistake"
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Common sign errors in algebraic manipulation
Show me a fully worked Cambridge/Additional Maths style solution to a question on the most
Common mistakes with composite and inverse functions
Teach me the most common mistakes SS1 students make with composite and inverse functions,
Solving index equations with matching bases
I am in SS 1. I'm going to explain solving an index equation by rewriting both sides with
Simplifying a fraction of two bracketed index terms
I am in SS 1. I'm going to explain simplifying a fraction of index expressions down to a s
Solving 4^x = 8^(x-1) by matching bases
I am in SS 1. I'm going to explain solving the equation 4^x = 8^(x-1) by writing both side
Index expression with three unknown letters
I am in SS 1. I'm going to explain simplifying an expression with three letters and mixed
Adding and subtracting like surds
I am in SS 1. I'm going to explain adding and subtracting surds that share the same irrati
Rationalising a denominator with a surd and integer
I am in SS 1. I'm going to explain rationalising a denominator such as 6 divided by (2 roo
Estimating the value of a surd
I am in SS 1. I'm going to explain estimating the approximate value of a surd such as root
Simplifying nested surds
I am in SS 1. I'm going to explain simplifying an expression containing a surd within a su
Rationalising a denominator with three surd terms
I am in SS 1. I'm going to explain rationalising a more unusual denominator involving more
Union and intersection of two number sets
I am in SS 1. I'm going to explain finding the union and intersection of two given sets of
Set-builder notation basics
I am in SS 1. I'm going to explain reading and writing sets using set-builder notation, su
Working backwards from Venn diagram totals
I am in SS 1. I'm going to explain a Venn diagram question where I am given some regions a
Number of elements in a set from a Venn diagram region count
I am in SS 1. I'm going to explain counting n(A only), n(B only) and n(A and B) separately
Power set of a three-element set
I am in SS 1. I'm going to explain listing the full power set of a three-element set, incl
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 the nth term of an arithmetic sequence
I am in SS 1. I'm going to explain finding the nth term formula of an arithmetic sequence,
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
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