722 prompts matching "Checking a completed square by expanding it again"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Rewriting different bases as the same base
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on simp
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
Evaluating index expressions without a calculator
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on eval
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
Simplifying an algebraic fraction with index rules
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on simp
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
Index equation with equal exponents, unknown base
I am in SS 1. Teach me solving an equation of the form x^3 = 125 for an unknown base x the
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
Expanding brackets containing surds
I am in SS 1. Quiz me with 4 short Additional Maths questions on expanding a bracket conta
Expanding a binomial surd bracket
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on expa
Rationalising a denominator with a single surd
I am in SS 1. Quiz me with 4 short Additional Maths questions on rationalising a denominat
Simplifying a fraction with a surd numerator
I am in SS 1. Teach me simplifying a fraction where the numerator contains a surd, such as
Working with cube roots as a type of surd
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on simp
Reading and writing set notation
I am in SS 1. Teach me reading and writing basic set notation, such as element-of, subset-
Universal set and its role in set problems
I am in SS 1. Teach me what a universal set is and how it affects the answer to complement
Sum of an arithmetic series given the first and last term
I am in SS 1. Teach me using the formula Sn = n/2 (a + l) to find the sum of an arithmetic
Recognising arithmetic vs geometric sequences
I am in SS 1. Teach me how to tell from a list of numbers whether a sequence is arithmetic
Word problem: arithmetic sequence in a savings context
I am in SS 1. Teach me a real-life word problem modelled by an arithmetic sequence, such a
Deriving the arithmetic series sum formula
I am in SS 1. Quiz me with 4 short Additional Maths questions on how the formula Sn = n/2
Sum of a geometric series with a negative common ratio
I am in SS 1. Teach me finding the sum of a geometric series where the common ratio is neg