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Question: number 228 even only...

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Number 2-28 even only
Check Your Step-by-Step Solutions begin on page R13. 1 Determine whether each 1. 200, 40, 8, .. Find the next three terms in each geometric sequence 5. 10, 20, 40, 80, sequence is arithmetic, geomctric, or neither. Explain 1,-1, 1-1, 100, 50,25,.. .4-1, 8. -7,21,-63, 2. 2.4, 16, mple 3 Write an equation for the nth term of each geometric sequence, and find the Eampindicated term 9. the fifth term of -6,-24,-96, 10. the seventh term of-1,5,-25, 11, the tenth term of 72, 48,32 12. the ninth term of 112, 84, 63, 13. EXPERIMENT In a physics class experiment, Diana drops a ball from a height of 4 16 feet. Each bounce has 70% theheight of the previous bounce. Draw a graph to represent the height of the ball after each bounce. Practice and Problem Solving Extra Practice is en R7 1 Determine whether each sequence is arithmetic, geometric, or neither. Explain 14. 4, 1, 2,. 17. 212, 106, 53,.. Find the next three terms in each geometric sequence. 20. 2,-10, 50, 23. 400, 100, 25, 26. The first term of a geometric series is 1 and the common ratio is 9. What is the 8th 15. 10, 20, 30,40,. 18.-10,-8,-6,-4, 16. 4, 20, 100,.. 19, 5,-10, 20, 40, Bxample 2 22. 4, 12, 36,. 25. 1024, -128, 16,. 36, 12,4,.. 24. -6,-42,-294, Example 3 term of the sequence? 27. The first term of a geometric series is 2 and the common ratio is 4. What is the 14th term of the sequence? 28. What is the 15th term of the geometric sequence-9,27,-81.,...? 29. What is the 10th term of the geometric sequence 6,-24,96,...? Example 4 30. PENDULUM The first swing of a pendulum is shown. On each swing after that, the arc length is 60% of the length of the previous swing. Draw a graph that represents the arc length after each swing. and r 3. a spot on the map, the map zooms in on that spot. The magnification increases by 24ft s1 31. Find the eighth term of a geometric sequence for which a 32. CCSS REASONING At an online mapping site, Mr. Mosley notices that when he clicks 20% each time. a. Write a formula for the nth term of the geometric sequence that represents the magnification of each zoom level. (Hint: The common ratio is not just 0.2) b. What is the fourth term of this sequence? What does it represent?
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