1. ACT: Math Section Review Dr. Michael Zelin Spring Hill Library May 23 & 27, 2014 Spring Hill, FL

2. Agenda Calibration test – benchmark your knowledge of math & sense of humor Math Section of ACT Example problems Your own problems & solution Prizes!

3. Scoring Aim high! http://www.actstudent.org/scores/norms1.html

4. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) What is a reciprocal of -1/5? What is the opposite reciprocal of 3

5. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) What is the power of this polynomial: (x 3 +1)(x 2 -2) - (x 2 +1)(x-1)

6. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) What is the power of this polynomial: (x 3 +1)(x 2 -2) – (x 2 +1)/(x-1)

7. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) Simplify: (x 3 +1)/(x 2 -x+1) - (x 2 -1)/(x+1)

8. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) Solve the equation: (x 3 +1)/(x+1) = x

9. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) Expand: (x - 1) 3

10. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) What is this?

11. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) What is it?

12. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) What is the right answer?

13. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) What is the log 100?

14. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) What is wrong with this logic?

15. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) What is the tan 45 0

16. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) What is the sin 30 0 ?

17. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) Make your own joke using a trigonometric unity

18. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!) How much is 9!/6! ?

19. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!)

20. Math Humour Rate on the scale from -5 (very boring!) to 5 (very funny!)

21. ACT vs. SAT Tests are very important for your future: put your time in preparation!

22. Resources Tests are very important for your future: put your time in preparation!

23. Geometry Think about an easy way to solve the problem

24. Geometry Think about an easy way to solve the problem

25. Creative Learning http://www.sponsorschoose.org/act

26. Project Based Learning What to do: – Create your own problems – Provide solutions – Post online & add links of non-profit organizations – Get prizes! http://www.sponsorschoose.org/act

27. What math do I have to know? 60 questions total – 60 mins.:  (14 questions – 23%) Pre-Algebra: integers, fractions, ratios, percents, basic probability, counting, basic statistics, charts, …  (14 questions – 23%) Plane Geometry: triangles, rectangles, trapezoids, angles, perimeter, area, volume, …  (10 questions – 17%) Basic Algebra: solving and simplifying expressions, factoring, basic inequalities, integer exponents, square roots …  (9 questions – 15%) Intermediate Algebra: quadratic formula, radical expressions, absolute value with inequalities, functions, matrics, complex numbers, roots of polynomials, …  (9 questions – 15%) Coordinate Geometry: number lines graphs, graphs of equations of lines and circles and conics, distance, midpoint, transformations, …  (4 questions – 7%) Trigonometry: properties and graphs of the six trigonometric functions, basic identities, basic trigonometric equations,... http://www.erikthered.com/tutor/act-facts-and-faqs.html#act01

28. ACT Math Strategies Answer the easiest questions first  questions range from easy to hard, but all are worth the same - 1 point Understand the question  look for answer clues Stuck? Try plugging answers Guess  no penalties for wrong answers on the ACT Draw a picture for geometry questions Mark skipped questions http://www.erikthered.com/tutor/act-math-strategies.pdf

29. Summary Review of Math ACT topics Tips & Resources Continuing preparation: – get rewards for what you have to do anyway! – help good cause projects! http://www.sponsorschoose.org/act