755 prompts matching "The zeros of a polynomial and where its graph cuts the x-axis"
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Practice: Deciding whether root 16 is rational or irrational
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Quiz: Reducing two surds to the same root in order to compare them
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Explain Back: Why 2 root 3 and 5 root 3 count as similar surds
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Spot My Mistake: Why root 8 and root 2 turn out to be similar
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Quiz: Subtracting one surd from another
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Spot My Mistake: Dividing one surd by another
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Practice: Rationalising a denominator with a whole number multiplying the surd
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Spot My Mistake: Simplifying the denominator once the conjugate has been used
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Quiz: Testing the odd numbers for closure under addition
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Quiz: Left distributivity and right distributivity
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Quiz: Finding the identity element from an operation table
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Practice: The law for a power raised to another power
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Spot My Mistake: The law for a quotient raised to a power
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Quiz: A negative index on a fraction, and turning it upside down
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Worked Example: Solving an indicial equation where one side must be factorised first
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Practice: Solving 2 to the power x equals 32
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Spot My Mistake: A logarithm to base e, the natural logarithm
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Spot My Mistake: Finding the common difference from two given terms
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Practice: Reversing the sign when multiplying by a negative number
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Spot My Mistake: The solution when the quadratic expression is less than nought
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