1,483 prompts matching "Where a graphical method beats an algebraic one"
WAEC pitfalls: Carrying as though the base were ten
Act as my SS1 Mathematics tutor. Show me the mistake candidates most often make on carryin
Quiz me: Why subtracting indices divides powers of the same base
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Spot my mistake: Deriving the zero index from the division law
Act as my SS1 Mathematics tutor. Work a question on deriving the zero index from the divis
Worked example: Deriving the negative index from the division law
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WAEC pitfalls: Applying a law to bases that are not the same
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Quiz me: Writing both sides to a common base
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WAEC pitfalls: Equating indices when the bases have not been matched
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Worked example: A two-step problem needing two ratios
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Quiz me: The exact ratios for 45 degrees
Act as my SS1 Mathematics tutor and quiz me on the exact ratios for 45 degrees. Ask five q
Spot my mistake: The law for the logarithm of a quotient
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Worked example: Using the power law to simplify a logarithmic expression
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WAEC pitfalls: Treating the logarithm of a sum as the sum of logarithms
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Quiz me: Reading a logarithm from a four-figure table
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Spot my mistake: Finding a root with logarithms
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Worked example: The shape of a logarithmic graph
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WAEC pitfalls: A negative characteristic written the wrong way
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Quiz me: Reducing a number to its residue modulo n
Act as my SS1 Mathematics tutor and quiz me on reducing a number to its residue modulo n.
Spot my mistake: Solving a simple congruence
Act as my SS1 Mathematics tutor. Work a question on solving a simple congruence with one d
Worked example: Bringing a negative number into the right residue class
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Worked example: The number of elements in a set
Act as my SS1 Mathematics tutor. Take me through one full worked example on the number of