643 prompts matching "Proving that a quadratic expression is positive for every real x"
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IGCSE Additional Maths Y10: Interval notation for a range — Spot My Mistake
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Work a question on int
IGCSE Additional Maths Y10: Converting a table of values to logarithms before plotting — Spot My Mistake
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Work a question on con
Learn: The conjugate of a compound surd expression
You are my personal SS1 Further Mathematics tutor. Teach me the conjugate of a compound su
Show All Working: Simplifying an expression with letters and indices
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on simplifying an
Index expression with three unknown letters
I am in SS 1. I'm going to explain simplifying an expression with three letters and mixed
Reviewing all the laws of indices before a test
I am in SS 1. Quiz me with 3 short Additional Maths questions on reviewing every law of in
Squaring a surd expression
I am in SS 1. Teach me squaring a binomial surd expression, such as (2 + root 5)^2, showin
Surds in a coordinate geometry distance calculation
I am in SS 1. Teach me a coordinate geometry question where applying the distance formula
Solving for x when three terms are in geometric progression
I am in SS 1. Teach me finding the value of x given that three algebraic expressions in x
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
Coordinate geometry proof: isosceles triangle
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Full worked exam-style problem combining gradient, distance and midpoint
I am in SS 1. I'm going to explain a single exam-style coordinate geometry question that r
Simplifying expressions with like and unlike terms
I am in SS 1. Teach me correctly identifying and collecting like terms in a longer algebra
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
Quiz me rapid-fire on expanding and factorising
I am in SS 1. I'm going to explain a rapid-fire quiz alternating between expanding a brack
Worked Example: Why the square root of a non-square whole number is irrational
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Show All Working: Classifying a mixed list of numbers as rational or irrational
Act as my Further Mathematics examiner. I am in SS 1. Set me a question on classifying a m
Learn: Simplifying root 72 into its simplest form
You are my personal SS1 Further Mathematics tutor. Teach me simplifying root 72 into its s
Worked Example: Adding two surds that simplify to the same root
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Learn: Why a surd is never left in the denominator
You are my personal SS1 Further Mathematics tutor. Teach me why a surd is never left in th