755 prompts matching "The range of values of x for which an expression stays positive"
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IGCSE Additional Maths Y10: Two distinct roots, and what the discriminant shows — Worked Example
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Take me through one co
IGCSE Additional Maths Y10: An equation in x to the power one-third solved as a quadratic — Exam Technique
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Show me how to handle
IGCSE Additional Maths Y10: When an exact surd answer is required rather than a decimal — Exam Technique
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Show me how to handle
IGCSE Additional Maths Y10: Testing whether x minus 2 is a factor of a cubic — Worked Example
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Take me through one co
IGCSE Additional Maths Y10: What the solutions mean geometrically — Exam Technique
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Show me how to handle
IGCSE Additional Maths Y10: The Cambridge notation lg and ln — Teach Me
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Teach me the Cambridge
IGCSE Additional Maths Y10: The length of a line segment from its end points — Worked Example
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Take me through one co
IGCSE Additional Maths Y10: The product of the gradients of two perpendicular lines — Worked Example
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Take me through one co
IGCSE Additional Maths Y10: The shape of a cubic graph with a negative leading coefficient — Worked Example
I am a Year 10 pupil taking Cambridge IGCSE Additional Mathematics. Take me through one co
Simplifying a fraction of two bracketed index terms
I am in SS 1. I'm going to explain simplifying a fraction of index expressions down to a s
Index expression with three unknown letters
I am in SS 1. I'm going to explain simplifying an expression with three letters and mixed
Distinguishing rational and irrational numbers
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Dividing surds using the quotient rule
I am in SS 1. I'm going to explain simplifying a quotient of surds using the rule root a d
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
Solving for x when three terms are in arithmetic progression
I am in SS 1. I attempted an Additional Maths question on finding the value of x given tha
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
Sum of a series expressed with algebraic terms
I am in SS 1. Teach me finding the sum of the first n terms of a series where each term is
Solving simultaneous linear equations by substitution
I am in SS 1. I'm going to explain solving a pair of simultaneous linear equations by the
Solving a word problem using simultaneous equations
I am in SS 1. I'm going to explain a word problem that must be solved by setting up and so
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