347 prompts matching "Pre-multiplying a column vector by a matrix"
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Simplifying indices before adding like terms
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Combining index and surd notation
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What makes a number a surd
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Simplifying the square root of a larger number
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Adding and subtracting like surds
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Rationalising a denominator with a single surd
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Rationalising using the conjugate
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Rationalising a more complex conjugate denominator
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Solving a simple surd equation
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Solving a surd equation with terms on both sides
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Distinguishing rational and irrational numbers
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Simplifying a fraction with a surd numerator
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Surds in the quadratic formula
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Rationalising and then simplifying fully
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Surd word problem: diagonal of a rectangle
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Surds combined with algebraic terms
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Rationalising the denominator when it's a surd minus a surd
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Surds in trigonometric exact values
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Simplifying nested surds
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Working with cube roots as a type of surd
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