755 prompts matching "IGCSE Additional Maths Y11: Finding the radius from a given sector area — IGCSE"
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Dividing surds using the quotient rule
I am in SS 1. I'm going to explain simplifying a quotient of surds using the rule root a d
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
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
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
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
WAEC Prep: Pi and root 2 as the two best-known irrational numbers
Act as my SS 1 Further Mathematics teacher setting an examination question. Give me a ques
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
Worked Example: Adding two surds that simplify to the same root
Act as my SS1 Further Mathematics tutor. Take me through one full worked example on adding
Spot My Mistake: Dividing one surd by another
Act as my SS1 Further Mathematics tutor. Work a question on dividing one surd by another w
Common Mistakes: Expanding the product of two surd brackets
Act as my SS1 Further Mathematics tutor. Show me the mistake pupils most often make on exp
Explain Back: Simplifying the answer once the denominator is rational
I have just studied simplifying the answer once the denominator is rational in my SS1 Furt
Spot My Mistake: Rationalising and then cancelling a common factor
Act as my SS1 Further Mathematics tutor. Work a question on rationalising and then cancell
Common Mistakes: Rationalising a denominator of the form root a over root b
Act as my SS1 Further Mathematics tutor. Show me the mistake pupils most often make on rat
Final Revision: Expressing a rationalised answer in the form a root b over c
Act as my SS1 Further Mathematics tutor at the end of the term. Give me a rapid recap of e
Worked Example: Why multiplying by the conjugate clears the surd
Act as my SS1 Further Mathematics tutor. Take me through one full worked example on why mu
Explain Back: The difference of two squares applied to surd conjugates
I have just studied the difference of two squares applied to surd conjugates in my SS1 Fur
Spot My Mistake: Simplifying the denominator once the conjugate has been used
Act as my SS1 Further Mathematics tutor. Work a question on simplifying the denominator on
WAEC Prep: Expressing the answer in the form a plus b root c
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Show All Working: A conjugate where the surd term comes first
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on a conjugate whe