554 prompts matching "Explain why a matrix with zero determinant has no inverse"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
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
Using sets to test simple logical statements
I am in SS 1. Quiz me with 4 short Additional Maths questions on using sets to test whethe
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
Sets applied to a school subject survey
Teach me a realistic Nigerian secondary school context question, such as a survey of SS1 s
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
Set theory laws: commutative and associative
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on the
Distributive law for sets
I am in SS 1. I attempted an Additional Maths question on the distributive law connecting
De Morgan's laws for sets
I am in SS 1. Teach me De Morgan's laws for sets, (A union B)' = A' intersection B' and (A
Set problem leading to a linear equation
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
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,
Finding the common difference from given terms
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
Finding the number of terms in an arithmetic series
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
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
Finding the common ratio from given terms
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
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
Deciding whether a geometric series converges
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
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
Arithmetic mean between two numbers
I am in SS 1. Quiz me with 3 short Additional Maths questions on finding the arithmetic me
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