MT12/2 Journal

Journal Entry 9/24: Quadratic Formula

     1.  When would you use the quadratic formual instead of factoring?

     2.  What is the quadratic formula?

     3.  What does +- mean? 

Journal Entry 9/23: Quadratic Equations

     1.  Why do we set quadratic equation =0?

     2.  Does a quadratic equation ALWAYS have to have 2 different roots?

     3.  Do the roots of a quadratic equation have to be integers?

Journal Entry 9/21: Factor Trinomials 

     1.  What are the steps to factor trinomials?

     2.  Ms. Varano factored x²+5x-4 as (x+4)(x+1) because 4(1)=4 and 4+1=5.  Do you agree with Ms. Varano?           Explain why or why not.

Journal Entry 9/17: Factor Polynomials 

     1.  How do you factor “difference of perfect squares”?

     2.  Explain why a factor has to be common to all parts of a polynomial to pull it out.

     3.  Factor completely 8x³-18x 

Journal Entry 9/16:  Equations with inequalities

     1.  What is different when solving inequalities?

     2.  Explain the “thumbs up, thumbs down” method.

Journal Entry 9/15:  Unit 1 Pretest 

     1.  What standards were easiest for me?

     2.  What standards were hardest for me?

     3.  What are the steps for solving absolute value equation? 

     1.  Why are goals important?

     2.  Why should I evaluate my goals often?

     3.  What is my math goal for this year?