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Published byBetty Warren Modified over 9 years ago
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1.) Write the equation of the line passing through the two points (-5, 7), (-3, -1). 2.) Write the equation of a line in slope- intercept form perpendicular to y = ½x – 4 and passes through (-5, 3).
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2.5: Model Direct Variation HW: p.109-110 (8-22 even, 32, 34) Ch 2 Test: 2.1-2.5, 2.7: Next week Friday
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y = ax, where a is the constant of variation. ◦ y varies directly with x.
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1.) y = ½x2.) y – 12 = 5x
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3.) 5y = x4.) y =
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8.) x = 3, y = -9
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9.) x = 6, y = -2
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X3691215 Y-2-3-4-5
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X12345 Y678910
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X-5-4-3-2 Y20161284
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