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*Be careful when c is negative , −4(5)(−2) = +40
( simplify )
2. Solve using your choice of methods .
(a) If there is x2 , but not x1 term , use the square root method. OR if there is
*Remember to always put ± . Never take the square root of ax 2 , but
must divide by a first.
(b) Factor if possible .
(c) Use the formula.
*Remember to never .Divide by 2 first.
Since there is no radical left, you must write two equations and solve.
You must list restrictions anytime there is a letter in the denominators.
Assignment: 1.5 page 144, 65 – 73 odd, 83 – 107 odd