1,043 prompts matching "Checking cofactors by expanding the determinant along a second row"
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Use the quadratic formula on 4x^2 - 4x - 3 = 0
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Use the quadratic formula on x^2 + x - 1 = 0
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Quiz me on the sum and product of the roots of a cubic
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Teach me solving a linear and a quadratic equation by substitution
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Find the value of k for a line to be tangent to a curve
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Worked example: dividing a cubic by a linear polynomial
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Quiz me on polynomial division by a quadratic divisor
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Divide a polynomial by a quadratic
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Quiz me on the inclusive sense of 'or' in a disjunction
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Teach me how to determine the validity of an argument
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Teach me Writing out Pascal's triangle row by row
You are my SS2 Further Mathematics tutor. Teach me writing out Pascal's triangle row by ro
Worked example: expanding (x+y)^4 using Pascal's triangle
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Quiz me on the binomial expansion of a bracket raised to the power four
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Quiz me on the laws of logarithms used to solve an equation
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Spot my mistake multiplying a two by two matrix by a two by one matrix
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Simplify the surd expression sqrt(72) + sqrt(18)
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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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