1,461 prompts matching "Finding the roots from where the curve cuts the x-axis"
Worked example: The reference angle for an angle beyond 90 degrees
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Spot my mistake: The angle of depression and its relation to elevation
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Explain back: The law for the logarithm of a product
I have just studied the law for the logarithm of a product in my SS1 Mathematics class. Le
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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Worked example: The shape of a logarithmic graph
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Worked example: Bringing a negative number into the right residue class
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Word problem: The cycle length of a modulus
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Worked example: The number of elements in a set
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Word problem: The complement of a set in a survey problem
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Worked example: The formula for the number in a union
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Explain back: Disjunction, and the inclusive sense of or
I have just studied disjunction, and the inclusive sense of or in my SS1 Mathematics class
Worked example: The converse, inverse and contrapositive
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Word problem: The bi-conditional
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Explain back: The truth table for an implication
I have just studied the truth table for an implication in my SS1 Mathematics class. Let me
Explain back: Changing the subject when the letter is in a denominator
I have just studied changing the subject when the letter is in a denominator in my SS1 Mat
Worked example: Changing the subject when the letter occurs on both sides
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Word problem: Substituting after rearranging, rather than before
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Worked example: Using the constant to predict a further value
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Spot my mistake: Deriving the quadratic formula
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