Welcome! The Topic For Today Is…. EquationsSlopeY-interceptMiscellaneous 200 400 600 800 1000 LINES.

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Presentation transcript:

Welcome! The Topic For Today Is…

EquationsSlopeY-interceptMiscellaneous LINES

 Question:  What is the slope intercept form?  Answer  y=mx+b EQUATIONS: 200

 Question:  What is the equation for Point-Slope  Answer  y-y 1 =m(x-x 1 ) EQUATIONS: 400

 Question:  What type of graph is given by the equation Y=4x-3  Answer  Linear EQUATIONS: 600

 Question:  Write the equation for this line:  Answer  Y = -3/2x - 3 EQUATIONS : 800

 Question:  Write the equation for this line:  Answer  Y = 4/3x – 2 2/3 OR y = 4/3x – 8/3 EQUATIONS : 1000

 Question:  Give a valid definition of slope  Answer  The rate of change of a linear graph. OR The change in y-value divided by the change in x-value SLOPE: 200

 Question:  What is the slope of the graph in this equation: y-2 = 2/3(x-1)  Answer  2/3 SLOPE : 400

 Question:  Given this table, what is the slope of a line through these points.  Answer  -5/2 SLOPE : 600 XY

 Question:  Given the following sequence: 1, 7, 13, 19, …; with 1 being step 0, what is the rate of change?  Answer  +6 SLOPE : 800

 Question:  Find the slope of the line that intersects the following two points: (4, 6) (4, 0)  Answer  Slope is undefined SLOPE : 1000

 Question:  What is the x-value of the y-intercept  Answer  x=0 Y-INTERCEPT : 200

 Question:  What is the y-intercept of this graph: Y = 2/3x – 4/3  Answer  (0, -4/3) Y-INTERCEPT : 400

 Question:  Given these two points on a line: (2, 4) (-2, 4) What is the y-intercept? (How did you find this?)  Answer  (0, 4) Y-INTERCEPT : 600

 Question:  These two points are on a line: (2, 4) (-2, 4)  What is the y-intercept? (How did you find this?)  Answer  (0, 4) Y-INTERCEPT : OLD

 Question:  You deposit $2 into a bank. It grows by $3 every day, what is the y-intercept of a graph representing your bank account.  Answer  (0, 2) Y-INTERCEPT : 800

 Question:  Given these two points (-2, 2) (4, 6), find the y-intercept.  Answer  (0, 3 1/3) OR (0, 10/3) Y-INTERCEPT : 1000

 Question:  What is another word for the rate of change?  Answer  Slope MISC. : 200

 Question:  Give one point on the graph given by y=3x-2  Answer  E.g. (-1, -5), (0, -2), (1, 1), … MISC. : 400

 Question:  Find the first error in the following calculation y-4 = -3(x-4) y-4 = -3x-12 y = -3x - 8  Answer  Distributing the -3 (should become +12) MISC. : 600

 Question:  Which of the two lines has the greatest rate of change? (Black or Red line) and why?  Answer  black line MISC. : 800

 Question:  Given the following equation y-y 1 =m(x-x 1 ), find the y-intercept (solve for y = mx + ?)  Answer  (0, y 1 -mx 1 ) MISC. : 1000