755 prompts matching "Practice: Turning a minor into a cofactor with the sign rule"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
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
Common Mistakes: Expressing root 50 as a multiple of root 2
Act as my SS1 Further Mathematics tutor. Show me the mistake pupils most often make on exp
Explain Back: Multiplying root a by root b
I have just studied multiplying root a by root b in my SS1 Further Mathematics class. Let
Show All Working: Simplifying a surd expression that contains brackets
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on simplifying a s
Worked Example: Rationalising a denominator that is a single surd
Act as my SS1 Further Mathematics tutor. Take me through one full worked example on ration
Show All Working: Checking a rationalised answer by decimal approximation
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on checking a rati
Worked Example: Squaring both sides safely when solving a surd equation
Act as my SS1 Further Mathematics tutor. Take me through one full worked example on squari
Show All Working: Finding a and b when a plus b root 2 equals a given surd
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on finding a and b
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
Show All Working: Evaluating a repeated operation such as a*(b*c)
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on evaluating a re
Common Mistakes: A binary operation that is ordinary addition in disguise
Act as my SS1 Further Mathematics tutor. Show me the mistake pupils most often make on a b
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
Worked Example: Testing a*b against b*a for a given rule
Act as my SS1 Further Mathematics tutor. Take me through one full worked example on testin
Explain Back: What it means for an operation to be associative
I have just studied what it means for an operation to be associative in my SS1 Further Mat
Show All Working: An operation that is associative but not commutative
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on an operation th
Explain Back: Showing distributivity fails by a counter-example
I have just studied showing distributivity fails by a counter-example in my SS1 Further Ma
Show All Working: Using distributivity to simplify an expression
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on using distribut
Common Mistakes: Distributivity on a set of three elements
Act as my SS1 Further Mathematics tutor. Show me the mistake pupils most often make on dis
Explain Back: What an inverse element is
I have just studied what an inverse element is in my SS1 Further Mathematics class. Let me