287 prompts matching "Simplifying before substituting a value"
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Learn: The mean, median and mode of a normal distribution
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Quiz: The area under the normal curve, and what it represents
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Quiz: The probability in the upper tail of a normal distribution
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Quiz: Reading the wording of a question to decide which distribution applies
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Quiz: Writing a two-dimensional vector as a column
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Learn: The coordinates of a point in three dimensions
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Quiz: The direction cosines of a vector in three dimensions
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Learn: The magnitude of a three-dimensional vector
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Quiz: The direction of a vector as an angle with the x-axis
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Learn: The unit vectors i, j and k
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Learn: Subtracting one vector from another
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Learn: The angle between a vector and one of the axes
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Quiz: The vector equation of the line through two given points
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Learn: The real and the imaginary parts of a complex number
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Quiz: Subtracting one complex number from another
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Quiz: The product of a complex number and its conjugate
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Quiz: The argument of a complex number
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Quiz: Writing a complex number in polar form
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Learn: The cube roots of unity
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Quiz: The roots of a complex number shown on an Argand diagram
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