1,333 prompts matching "Solving an inequality such as modulus of 2x minus 1 less than 5"
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WAEC Prep: Forming an equation whose roots are alpha over beta and beta over alpha
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Quiz: The factor theorem, and testing whether x minus a is a factor
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Explain Back: Finding an unknown coefficient given that a stated factor divides the polynomial
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Spot My Mistake: The relations between roots and coefficients for a quartic
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Explain Back: Arrangements in which two particular objects must stay together
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Spot My Mistake: Arrangements in which two particular objects must be kept apart
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Worked Example: The difference between a permutation and a combination
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Explain Back: Choosing a committee with a stated number from each of two groups
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Learn: The Pythagorean identity, sin squared plus cos squared equals one
You are my personal SS3 Further Mathematics tutor. Teach me the Pythagorean identity, sin
Worked Example: The identities for one plus tan squared and one plus cot squared
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Spot My Mistake: The double angle formula for sine
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Explain Back: Solving a quadratic in sin x
I have just studied solving a quadratic in sin x in my SS3 Further Mathematics class. Let
Explain Back: The effect of b in y equals sin bx on the period
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Learn: The distance between two points
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Explain Back: The equation of the line through two given points
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Quiz: Finding the centre and the radius from the general equation
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Learn: The parabola y squared equals 4ax, with its focus and directrix
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Practice: The ellipse in standard form, and its two axes
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Quiz: The semi-interquartile range
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Practice: The mean deviation from the mean
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