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Label your paper DNA 1

What goes up??? …. ….MUST COME DOWN!

To start graphing PARABOLA’s, you make a T-Chart… but what numbers do you pick for the x’s??? You FIND THE VERTEX X= , Y=

Now you pick numbers that are smaller than the VERTEX “x” and bigger than the VERTEX “x”. HOW DO YOU FIND “x” again????

Label your paper! Name Date Algebra 1 Period Ch. 9-1 Classwork

Classwork Page 475 : # 10, 12, 14 ONLY FIND THE VERTEX for each 4:10 Time Left: 4:10 4:05 4:15 4:00 4:25 4:30 3:55 4:20 3:40 3:25 3:20 3:15 3:30 3:35 3:45 4:35 3:50 4:45 5:40 5:35 5:30 5:45 5:50 6:00 timer 6:00 5:55 5:25 5:20 4:55 4:50 3:10 5:00 5:05 5:15 5:10 4:40 3:00 0:55 0:50 0:45 1:00 1:05 1:20 1:15 1:10 0:40 0:35 0:10 0:05 0:00 0:15 0:20 0:30 0:25 1:25 1:30 2:30 2:25 2:20 2:35 2:40 2:55 2:50 2:45 2:15 2:10 1:45 1:40 1:35 1:50 1:55 2:05 2:00 3:05

Classwork Page 475 : # 11, 13, 15 4:00 4:05 3:55 4:10 4:20 4:30 4:25 Time Left: 4:00 4:05 3:55 4:10 4:20 4:30 4:25 3:50 4:15 3:40 3:20 3:15 3:10 3:25 3:30 4:35 3:35 3:45 4:40 5:40 5:35 5:30 5:45 5:50 6:00 timer 6:00 5:55 5:25 5:20 4:55 4:50 4:45 5:00 5:05 5:15 5:10 3:05 2:55 0:55 0:50 0:45 1:00 1:05 1:20 1:15 1:10 0:40 0:35 0:10 0:05 0:00 0:15 0:20 0:30 0:25 1:25 1:30 2:30 2:25 2:20 2:35 2:40 2:50 2:45 2:15 2:10 1:45 1:40 1:35 1:50 1:55 2:05 2:00 3:00

Classwork 8:05 8:00 8:10 7:55 7:45 7:35 7:40 8:15 7:50 8:25 8:45 8:50 Page 475 : # 10, 12, 14 Time Left: 8:05 8:00 8:10 7:55 7:45 7:35 7:40 8:15 7:50 8:25 8:45 8:50 8:55 8:40 8:35 7:30 8:30 8:20 7:20 6:25 6:30 6:35 6:20 6:15 6:05 6:10 6:40 6:45 7:10 7:15 9:00 7:05 7:00 6:50 6:55 7:25 9:10 11:10 11:15 11:20 11:05 11:00 10:45 10:50 10:55 11:25 11:30 11:55 12:00 12:00 timer 11:50 11:45 11:35 11:40 10:40 10:35 9:35 9:40 9:45 9:30 9:25 6:00 9:15 9:20 9:50 9:55 10:20 10:25 10:30 10:15 10:10 10:00 10:05 9:05 5:50 1:50 1:55 2:00 1:45 1:40 1:30 1:35 2:05 2:10 2:35 2:40 2:45 2:30 2:25 2:15 2:20 1:25 1:20 0:20 0:25 0:30 0:15 0:10 0:00 0:05 0:35 0:40 1:05 1:10 1:15 1:00 0:55 0:45 0:50 5:55 2:50 4:50 4:55 5:00 4:45 4:40 4:30 4:35 5:05 5:10 5:35 5:40 5:45 5:30 5:25 5:15 5:20 2:55 4:25 3:20 3:25 3:30 3:15 3:10 3:00 3:05 4:20 3:35 4:05 4:10 4:15 3:40 4:00 3:55 3:45 3:50 FINISH THE TABLE OF (5) VALUES VERTEX GOES IN MIDDLE!

HOMEWORK Page 475 : # 11, 13, 15 FINISH THE TABLE OF (5) VALUES VERTEX GOES IN MIDDLE!

Copy then complete the function table using the rule . 1 2 3 4 5 6 7 8 13 6 1 -2 -3 -2 1 6 13 Use your ID card to draw, scale and label a set of axes on your paper! Plot the points from the table onto your graph.

y 7 6 5 4 3 2 1 -2 -3 -4 -5 -6 8 x -9 -8 -7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9 -1 (4,-3) 1 2 3 4 5 6 7 8 13 6 1 -2 -3 -2 1 6 13 y -7

On your graph Make sure you put arrows on the end of your graph Write the equation next to the parabola Label the vertex and write its coordinates Circle and identify the roots Draw the axis of symmetry and write its equation Does the graph have a maximum or minimum? What is it? Identify the domain and range