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Published byErnest Wade Modified over 9 years ago
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October 13 th – October 17 th
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Graph the following 5 equations on the same set of axis (8 x 8) a. y = x b. y = x + 4 c. y = x – 6 d. y = 2/3x – 2 e. y = -1/5x + 2
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Tuesday EXPLORE testing periods 1 & 2 testing Periods 3 & 4 – bring headphones to work on castle learning and compass learning Wednesday – COOL SCHOOLS FIELD TRIP Thursday – Review on Slope Friday – Quiz on Slope and graphing a line Last day to submit late work for 1 st quarter is Monday October 20 th
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NO computation Monday or Spiral Castle Learning Assignment Due Friday 10/17 - 30 questions on slope - Login Information user ID: cms – student id # password – leave blank (I reset them) once logged in; set a new password
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Rewrite the following equations in Slope Intercept Form (y = mx + b) 3x + 4y = 12 5x – 2y -12 = 0 -2y + 4x = 16
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Complete Warm-up Complete Assignment titled Classwork on Slope 10/14 When finished you may… a. work on castle assignment due Friday b. work on compass learning NO GAMES OR YOU WILL BE KICKED OFF COMPUTER!!!
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Rewrite the following in Slope Intercept Form a. 5x – 6y = 18 b. 3y – 8x = 15 Find the slope of the line containing the points (1, -3) and (6, -8) Given the equation y = 2/3x – 8; Identify the slope and the y-intercept Graph the following 2 lines a. y = 1/4x – 3 b. y = -3x + 6 Find the equation of the line by graphing the following two points. (3, 2) and (-3, 0)
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Slope Intercept form y = mx + b slope = Standard Form Ax + By = C y-intercept Starting point when graphing
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Finding Slope given a graph Finding Slope Given Two Points (6, -3) and (-4, 8) Create a chart xy 6-3 -48
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Below is John’s football stats. What is his yards per carry carriesyards 2 16 5 40 Calculate Slope – 8 yards per carry
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Step 1 – Find the Slope Step 2 – Find the y-intercept b = -3 Put the equation together using the data y = mx + b y = 3/2x - 3
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Standard Form Ax + By = C x – intercept is when the y value is zero y – intercept is when the x value is zero Example: -2x + 6y = 24 To find the x-intercept cover y and solve for x -2x = 24 therefore intercept is (-12,0) To find the y-intercept cover x and solve for y 6y = 24 therefore intercept is (0,4) Line intersects the axis at (-12,0) and (0,4)
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Rewrite the following in slope intercept form and then identify the slope and y-intercept of the line a. 4x – 7y = 42 b. 4y – 12x + 16 = 0 Find the equation of the line containing the following two points: (4, -1) and (-4, -7)
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