755 prompts matching "IGCSE Additional Maths Y11: Checking an answer for reasonableness — Show All Wor"
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: The solution when the quadratic expression is less than nought
Act as my SS1 Further Mathematics tutor. Work a question on the solution when the quadrati
Show All Working: Writing a quadratic solution set in interval form
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on writing a quadr
Quiz: Solving modulus of x less than a
Act as my SS1 Further Mathematics tutor and quiz me on solving modulus of x less than a. A
Multiplying and dividing indices in one expression
I am in SS 1. Teach me simplifying (a^5 x a^-2) divided by a^3 fully, quoting which law is
Rewriting an expression with only positive indices
I am in SS 1. Teach me rewriting an expression such as 3x^-2 y^3 z^-1 so every index in it
Verifying an index law with numbers
I am in SS 1. I'm going to explain verifying that a^m divided by a^n equals a^(m-n) using
Simplifying indices before adding like terms
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Adding and subtracting like surds
I am in SS 1. I'm going to explain adding and subtracting surds that share the same irrati
Multiplying a surd by an integer
I am in SS 1. Teach me multiplying a surd by a whole number, such as 4 times root 5, and s
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
Reading and writing set notation
I am in SS 1. Teach me reading and writing basic set notation, such as element-of, subset-
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
Logical reasoning with 'and' versus 'or' in sets
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Distributive law for sets
I am in SS 1. I attempted an Additional Maths question on the distributive law connecting
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,
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
Solving for x when three terms are in geometric progression
I am in SS 1. Teach me finding the value of x given that three algebraic expressions in x
Mixed sequence exam question, arithmetic and geometric
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Recurring decimals as an infinite geometric series
I am in SS 1. I'm going to explain how a recurring decimal, such as 0.777..., can be writt
Common student mistakes with progression formulas
I'm going to explain the most common mistakes SS1 students make when applying the AP and G