1,045 prompts matching "What it means for an operation to be associative"
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Simplify the surd expression sqrt(50) - sqrt(8)
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Simplify the surd expression (3+sqrt2)(3-sqrt2)
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Simplify the surd expression 5/(1+sqrt3)
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Simplify the surd expression (2+sqrt5)^2
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Worked example: differentiate y = 3x^4 - 2x^3 + x - 7
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Worked example: find the gradient of y = x^3 - 4x at the point where x = 2
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Cambridge-style structured question: line meets a curve
I am in SS 2. Give me a Cambridge Additional Maths structured question where I substitute
Structured question: classify a line-curve relationship
I am in SS 2. Give me three short parts, each with a different line and the same curve, as
Explain back: completing the square when the coefficient of x squared is not one
I have just studied completing the square when the coefficient of x squared is not one in
Practice: Working through a quadratic by completing the square, step by step
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Final Revision: Why completing the square always works
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Worked Example: The product of the roots as c over a
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Explain Back: Finding a missing coefficient from a stated sum of roots
I have just studied finding a missing coefficient from a stated sum of roots in my SS2 Fur
Practice: Finding the matching value of the second unknown
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Final Revision: Checking both solutions in both equations
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Worked Example: The degree of a polynomial in one variable
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Practice: Polynomial notation such as P of x
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Final Revision: The degree of the product of two polynomials
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Practice: A division that leaves no remainder
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Worked Example: The remainder on dividing by x minus 3
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