1,334 prompts matching "IGCSE Additional Maths Y10: The image of an element under a function — Practice"
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Worked example: finding the matrix of cofactors and the adjugate
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Spot My Mistake: De Morgan's law that the complement of a union is the intersection of the complements
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Final Revision: The power set, and how many subsets a set of n elements has
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Spot My Mistake: Finding the inverse of an element under a binary operation
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Learn: The multiplication and division laws of indices used together
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Explain Back: The laws of logarithms for a product and for a quotient
I have just studied the laws of logarithms for a product and for a quotient in my SS3 Furt
WAEC Prep: The change of base formula for logarithms
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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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Explain Back: The range of values of k for which the roots are real
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Learn: The degree of a polynomial and its leading coefficient
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Final Revision: The zeros of a polynomial and where its graph cuts the x-axis
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Spot My Mistake: Showing the solution of an inequality on a number line
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Common Mistakes: The range of values of x for which an expression stays positive
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Final Revision: The region of the plane satisfying a set of linear inequalities
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Learn: The meaning of n factorial, and how to evaluate it
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Worked Example: The number of arrangements of n different objects in a row
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Quiz: The number of arrangements of r objects chosen from n
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Practice: Arrangements when some of the objects are identical
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Show All Working: Arrangements of the letters of a given word
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