24-25 Accommodated Math 8 Midterm

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Front

Which of the following relations does not represent a function? {(4, 4), (5, 4), (6, 4)}, {(4, 4), (4, 5), (4, 6)}, {(4, 4), (5, 5), (6, 6)}

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{(4, 4), (4, 5), (4, 6)}

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What is the equation of the line with a slope of 3 and a y-intercept of -2?

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y = 3x - 2

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Front

Given the equation y = -6x + 27, what is y if x = -2?

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39

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What is the definition of a function in mathematics?

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A function is a relation that assigns exactly one output for each input.

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What is the slope-intercept form of a linear equation?

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The slope-intercept form is given by y = mx + b, where m is the slope and b is the y-intercept.

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How do you evaluate an expression with a negative exponent?

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To evaluate an expression with a negative exponent, rewrite it as the reciprocal of the base raised to the positive exponent.

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39

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What does the slope of a line represent?

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The slope represents the rate of change of y with respect to x.