Grading scale 90 – 100 A 87 – 89 A- 84 – 86 B+ 78 – 83 B 75 – 77 B- 72 – 74 C+ 66 – 71 C 63 – 65 C- 54 – 62 D 90 – 100 A 87 – 89 A- 84 – 86 B+ 78 – 83 B 75 – 77 B- 72 – 74 C+ 66 – 71 C 63 – 65 C- 54 – 62 D
Fatal Motor Vehicle Accidents related to the drivers age. The number of fatal vehicle crashes, per 100 million miles driven, can be approximated by the function: where x is the age of the driver.
Height of a soccer ball kicked upward If a ball leaves the ground at a speed of 64 feet per second directly upward, the algebraic rule that describes the height (h) in relation to time is:
Height of a punted soccer ball If a goalie wants to put a soccer ball as far as possible down the field, the height of the ball (h) in relation to time (x) can be approximated by:
Chapter 5 Polynomials: Factoring
Find the greatest common factor of the following terms 1.24, 36, x 3, 36x 2, 66x 4 3.2x 2 y, 4x 2 y, 14x 3 y 2
Factoring x 2 bx c = (x __) (x __) multiply to: c add to: b
Homework Read sections 5.1 and 5.2 Page 399: 7,10, 11, 13, 15, 16, 19, 22, 23, 24, 26, 27, 28, 29, 35, 37 Page 407: 13, 15, 16, 21, 22, 25, 26, 27, 30, 31, 32, 37, 40, 42, 43, 46, 48
Journal Assignment Due Monday 4/2 1.Consider the following problem from the previous homework assignment: Shelly goes shopping for jeans at Boscov’s during their big sale where everything in the store is marked down 20%. In addition, she clipped a manufacturer’s coupon that gives an additional 20% off the sale price of the jeans. Why can Shelly not take 40% off the original price to get the price she will have to pay? Explain in words what she needs to do. 2.Consider the following problem from the previous homework assignment: The DVD Fabulous Polka Workouts is marked at 22% off which makes the sale price $ What was the original price of this DVD? Why is it incorrect to take 22% of $17.25 and then add this amount to $17.25? Explain in words what you must do to get the answer.
Journal Assignment Due Monday 4/2 1.Gwyneth factors as. Is she wrong? Why or Why not? What advise would you offer? 2.Without multiplying (x – 17)(x – 18), explain why it cannot possibly be a factorization of 3.Explain why factors into the form (x – _)(x – _ ) 4.Explain why factors into the form (x + _)(x – _ ) 5.Explain why factors into the form (x + _)(x – _ )