1,187 prompts matching "Spot my mistake solving x^2-3x-10=0"
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Explain Back: Finding the identity element of a binary operation
I have just studied finding the identity element of a binary operation in my SS3 Further M
WAEC Prep: Completing a Cayley table for an operation on a small set
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Final Revision: Deciding whether a set under an operation forms a group
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Learn: Simplifying a surd by extracting the largest perfect square
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Worked Example: Collecting like surds in a single sum
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Quiz: Multiplying two surds and simplifying the result
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Practice: Rationalising a denominator of the form root a
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Explain Back: Rationalising a denominator of the form a plus root b using the conjugate
I have just studied rationalising a denominator of the form a plus root b using the conjug
WAEC Prep: Comparing the sizes of two surds without a calculator
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Show All Working: Expressing a number in the form a root b
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Final Revision: Proving that root 2 is irrational
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Learn: The multiplication and division laws of indices used together
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Worked Example: Simplifying an expression carrying both a negative and a fractional index
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Practice: Converting between index form and logarithm form
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Explain Back: The laws of logarithms for a product and for a quotient
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WAEC Prep: The change of base formula for logarithms
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Final Revision: Sketching the graph of a logarithmic function
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Learn: The sum and the product of the roots read from the coefficients
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Worked Example: The discriminant, and what each of its three cases means
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Quiz: Forming a quadratic equation whose roots are given
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