Simplify:
-3
X
5
X
(39) () (4)
Answers
Answer:
Transcribed image text: 14 Solve the equation x+ X =25. 6 8 24 a. -24 b. 400 C. -400 d. 15. Add and simplify 8 x-25 x-5 17 a. (x+5x-5) b. 9x53 (x+5)x-5) 9x 53 C. (x5)x 5) d. 9x53 x5 Solve the equation: log 5x=-2 16. 0.005 a. b. 20 500 C. d. 0.002 Expand the logarithm logo (4mn) 17. 5 logb 4-5 logp m- logo n a. b. 5(og 4 log mn) 5(logh 4+log, m+ C. log n) d. 5log (4mn) Classify this pair of events: A main dish is selected at random; a type of salad is selected at random. independent 18. a. b. dependent The adult population of a city is 1,250,000. A consultant to a law firm uses the function P(t)= 1,250,000(1 e0.03) to estimate the number of people P() who have heard about a major crime t days after the crime was first reported. About how many days does it take for 80 % of the population to have been exposed to 19. news of the crime? 54 days a. 7 days b. 23 days c. 39 days d.