363 prompts matching "Checking a Cramer's rule solution by substituting back"
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Solving simultaneous linear equations by elimination
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on solv
Algebraic long division of a simple polynomial by a linear factor
I am in SS 1. Quiz me with 4 short Additional Maths questions on dividing a simple cubic e
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
Explain Back: Why 2 root 3 and 5 root 3 count as similar surds
I have just studied why 2 root 3 and 5 root 3 count as similar surds in my SS1 Further Mat
WAEC Prep: Ordering a list of surds by size
Act as my SS 1 Further Mathematics teacher setting an examination question. Give me a ques
Practice: Multiplying a whole number by a surd
Act as my SS1 Further Mathematics tutor. Give me five practice questions on multiplying a
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
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
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
Quiz: Checking a surd equation for extraneous roots
Act as my SS1 Further Mathematics tutor and quiz me on checking a surd equation for extran
Explain Back: Solving an equation where the surd must be isolated first
I have just studied solving an equation where the surd must be isolated first in my SS1 Fu
Common Mistakes: A surd equation that has no real solution
Act as my SS1 Further Mathematics tutor. Show me the mistake pupils most often make on a s
Quiz: Evaluating a*b from a given rule
Act as my SS1 Further Mathematics tutor and quiz me on evaluating a*b from a given rule. A
Explain Back: A binary operation defined on the integers
I have just studied a binary operation defined on the integers in my SS1 Further Mathemati
WAEC Prep: Writing a binary operation rule from a description in words
Act as my SS 1 Further Mathematics teacher setting an examination question. Give me a ques
Final Revision: Deciding whether a given rule really is a binary operation
Act as my SS1 Further Mathematics tutor at the end of the term. Give me a rapid recap of d
Explain Back: Testing the integers for closure under division
I have just studied testing the integers for closure under division in my SS1 Further Math
Show All Working: Showing a set is not closed by a single counter-example
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on showing a set i
Common Mistakes: Closure on a set of three elements under a stated rule
Act as my SS1 Further Mathematics tutor. Show me the mistake pupils most often make on clo