1,318 prompts matching "Sum of the first n terms of a geometric series"
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Explain Back: The symmetric difference of two sets
I have just studied the symmetric difference of two sets in my SS3 Further Mathematics cla
Spot My Mistake: De Morgan's law that the complement of a union is the intersection of the complements
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WAEC Prep: The number of elements in the union of two sets
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Final Revision: The power set, and how many subsets a set of n elements has
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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
Spot My Mistake: Finding the inverse of an element under a binary operation
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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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Learn: The multiplication and division laws of indices used together
You are my personal SS3 Further Mathematics tutor. Teach me the multiplication and divisio
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
Spot My Mistake: The power law of logarithms
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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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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
I have just studied the range of values of k for which the roots are real in my SS3 Furthe
Spot My Mistake: Forming a new equation whose roots are the reciprocals of the original
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Learn: Finding alpha squared plus beta squared from the sum and product
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Common Mistakes: Symmetric functions when the three roots of a cubic are involved
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Learn: The degree of a polynomial and its leading coefficient
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Spot My Mistake: The factor theorem for a divisor of the form ax minus b
Act as my SS3 Further Mathematics tutor. Work a question on the factor theorem for a divis