755 prompts matching "Why the square root of a negative number needs i"
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Finding the equation of a line parallel to the x-axis or y-axis through a point
I am in SS 1. I'm going to explain finding the equation of a line through a given point th
Finding the equation of a circle from its centre and radius
I am in SS 1. Teach me finding the equation of a circle in the form (x-a)^2 + (y-b)^2 = r^
Finding the equation of a median of a triangle
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Factorising the sum and difference of two cubes
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on fact
Changing the subject of a simple formula
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Factorising a quadratic with a coefficient in front of x squared
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on fact
Practice: Deciding whether root 16 is rational or irrational
Act as my SS1 Further Mathematics tutor. Give me five practice questions on deciding wheth
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
Quiz: Reducing two surds to the same root in order to compare them
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Worked Example: Adding two surds that simplify to the same root
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Common Mistakes: Expanding the product of two surd brackets
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Practice: Rationalising a denominator with a whole number multiplying the surd
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Learn: The conjugate of a compound surd expression
You are my personal SS1 Further Mathematics tutor. Teach me the conjugate of a compound su
Worked Example: Why multiplying by the conjugate clears the surd
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WAEC Prep: Expressing the answer in the form a plus b root c
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Common Mistakes: Rationalising when both terms of the denominator are surds
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WAEC Prep: Equating the rational and the irrational parts of an equation
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Worked Example: Testing the even numbers for closure under addition
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Quiz: Testing the odd numbers for closure under addition
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Common Mistakes: Subtraction as an example of neither law
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