13. What is the value of sCs ? 14. The number 20 appears in which row of Pascal's Triangle? 15. Evaluate ,P2 + 8Ca + 4! 16. If the probability of an event occurring is 0.9, what is the probability of the event NOT occurring? 17. Find the probability of rain on exactly 4 days of a 5-day period if the chance of rain is 75%. 18. Multiple Choice: What is the 3rd term in the expansion of the binomial (2p - 3g)? (1)16128pg2 (2) 576pg2 (3)-864p5g3 (4)-48384p5g3 19. Multiple choice: Based on videos and discussions in class, what is the derivative of a constant? (1) 1 (2) 0 (3) x (4) cannot be determined 20. Multiple choice: CHARLES claims that he has more ways to arrange the letters in his name than BENJAMIN because BENJAMIN has repeated letters. Which statement is true? (1) Charles is correct (2) Charles is incorrect because Benjamin has more arrangements. (3) Charles is incorrect because the two names have the same number of arrangements.1. Find the limit: r. - 7x+ 10 lim 2-5: Find the limit by substitution: 2) lim (x3 + 5x2 - 7x + 1) 3) lim x3 - 6x . 8 * -+D x - 2 ") lim x2+ 64 5) lim 4x2 + 14x + 49 x -+5 6. Find the derivative of f(x). (x) = -57x + 69 7. Find the derivative of f(x). f(x) = -10x2 - x 8. Find the derivative of y = 3x4 - 7x10 + 8x 9. Find the derivative of (3x+1)(8x-9) 10. Expand (2x - 5) and then find the derivative. 11. How many arrangements of the word "PIZZA" are possible? 12. How many 4-character passwords can be formed if: . The first entry must be a number . The second entry must be a capital letter . The third entry must be a symbol from the characters ! @ # $ % A . The fourth entry must be a capital letter not chosen previously