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Grade 8 Math · Problem type
Linear or not?
Use this for “Is the area of a square a linear function of its side?”
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Is the function linear?
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Assumptions
•
A linear function changes y by the same amount for each step of x: y = mx + b.
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Its graph is a straight line.
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Squares, powers of x and x in an exponent are not linear.
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Lines written ax + by = c
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Lines written ax + by = c
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