Sequences & Series Questions and Answers

1 EXPLAIN using specific evidence a POLITICAL CULTURAL and ECONOMIC impact of the 1920s

2 Determine the restriction on the radical equation a x 5 4 c 2x 3 6 b 9 x 5 d 10x 8 3 x

Convert to logarithmic form 35 243 log www

You invest 15 000 in a bank account that earns 3 4 interest compounded continuously How much is in the account after 20 years Round your answer to the nearest cent POSSIBLE POINTS 2

Solve 3x 6 34 0 2 04 6

05 01 MC Solve 1 5X 4 25 Ox X Ox 6 9 2 7 0 X 2 2

2 Use the diagram to answer the question Causes The US Government gives land to settlers Too much land is farmed Native grasses are removed Severe drought high winds and massive erosion plague the area Effect B Great Depression c economic speculation D agricultural innovation Which of the following effects BEST completes the diagram A Dust Bowl

10 Generally what event marked the beginning of the Great Depression in the United States the stock market crash B the beginning of WW2 c the repeal of the Glass Steagall Act the election of 1932

What is the equation of the midline for the function f x f x cos x 5 Enter your answer in the box

12 1 point Solve each equation Round to the nearest ten thousandth 8 4 38 1 7493 No Solution 2 2507 0 7493

x 1 x 5 x 3 x 6x 5

9 11a 24 6a 18 3a 15 a 6a 1

x 1 x 1 2 x x

3 7x 8 2 x 5 3x 2 2 x 5

1 a 9 4a 3 6a 4a 3

6 Sy 2y 1 y 3 2 1

y 2 y 2 3 y 2

iya aced in the last activity that between the 2 triangles you only need to know 4 angles to show that they are similar She wondered which fourth angle would work to prove that triangle RST is similar to triangle EFG In triangle RST Angle R is 90 Angle S is 25 Angle T is z In triangle EFG Angle E is 90 Angle F is y Angle G is z Draw a sketch of the triangles Then pick one angle measurement that would prove the triangles are similar Explain to Priya why knowing that angle would be enough

18 1 point Jeremy is investing 47 000 in an account paying 9 26 interest compounded continuously What will Jeremy s account balance be in 42 years 2 295 840 63 2 197 362 46 2 289 042 36 2 296 973 35

Consider the function f x 5 Find the inverse f x Type your answer without spaces Use A for the exponents For example 7x 2x 7x 4 2x 3

20 1 point Suppose a random sample of 84 men has a mean foot length of 26 9 cm with a standard deviation of 2 1 cm What is an 95 confidence interval for this data 21 52 to 32 28 24 905 to 28 895 22 784 to 31 106 24 8 to 29

14 1 point Which data is qualitative Height Employment status Income Age Previous

9 1 point According to the box and whisker plot shown what is the median value of items sold each month Items Sold Each Month 30 00 30 41 35 40 45 50 55 60 65

12 x y 1 s

5y 5 6 54 3 2 7 Ay 5 Lady

Point Slope Form Point slope form y y m x x An equation of a line can be written in point slope form given any point on the line and the slope of the line Support Problem A line passes through 1 3 and has slope 2 Find an equation of the line Explain your steps Step y y m x x y 3 2 x 1 y 3 2 x 1 Step y y m x x y 4 x 3 y 4 x 3 Written Explanation Use the point slope form Substitute 1 for x 3 for y and 2 for m Simplify inside grouping symbols Exercises A line passes through 3 4 and has slope 1 Find an equation of the line Explain your steps Written Explanation