487 prompts matching "Assuming a quadratic with a negative discriminant has no roots at all"
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Laws of indices with three different bases in one line
I am in SS 1. I attempted an Additional Maths question on simplifying an expression that c
Evaluating a negative fractional index
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Evaluating a fractional-negative index expression
I am in SS 1. Teach me evaluating 25^(-3/2) fully as a fraction without a calculator the w
Rewriting an expression with only positive indices
I am in SS 1. Teach me rewriting an expression such as 3x^-2 y^3 z^-1 so every index in it
Solving an equation with a fractional exponent on x
I am in SS 1. Quiz me with 3 short Additional Maths questions on solving x^(2/3) = 4 for x
Multi-part index exam question with a real context
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Simplifying the square root of a larger number
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Solving a surd equation with terms on both sides
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Surds combined with algebraic terms
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Explaining why we rationalise denominators
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Complement of a set within a universal set
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Set-builder notation basics
I am in SS 1. I'm going to explain reading and writing sets using set-builder notation, su
Logical reasoning with 'and' versus 'or' in sets
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Quiz me rapid-fire on set notation symbols
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Sigma notation for a sum
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Series exam question with show all working
I am in SS 1. I'm going to explain a full Cambridge/Additional Maths style series question
Common student mistakes with progression formulas
I'm going to explain the most common mistakes SS1 students make when applying the AP and G
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
Finding an unknown coordinate using the gradient formula
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Simplifying an expression with brackets and indices together
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