Ms. Chan's Algebra 2 Rock Starz!

Friday, September 9, 2011

NB Check #2 (1.6-2.1) was given today




  • if you were absent, it is YOUR resposnibility to make this BEFORE class begins!


  • once class starts, your opportunity to make this up ceases to exist and your zero will remain a zero


BAT Testing Reading is Monday!



2.3 Slope-Interecept Form



Write the equation of a line in Slope-Intercept Form if given the following information.





  1. m = 3/4 (5, 7)


  2. m = - 2/3 (- 10, 4)


  3. m = 7/5 ( - 2, 6)


  4. m = 5/6 (- 10, 11)


  5. m = - 3/8 (- 4, 5)


  6. m = - 1/7 (6, 8)


  7. (10, 7) (18, 4)


  8. (15, - 12) (2, - 5)


  9. (- 3, - 4) (- 15, 6)


  10. (2, 7) (- 8, 3)


First Hour: I revised my notes during second hour. Please rewrite your notes to say these following steps on how to write the equation of a line in slope-intercept form:



1. write point-slope form



2. substitute x1 and y1 with a point on the line.



3. substitute m (you might have to caluculate it yourself. if you do, use the slope formula from aim 1)



4. write out slope-intercept form.



5. solve for y.

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