Questions

Simplify the expression Write your answer in terms of 89288 Show your work here Hint To add the square root symbol type root

Simplify the expression 8411811

Show your work here Re 14 12 10 8 6 4 2 144 12 10 8 6 4 2 2 4 6 8 10 12 2 Im 4 6 8 10 12

Find the complex conjugate 81381 168

Find the complex conjugate 3 18119

Show your work here Re 14 12 10 8 6 4 2 N 144 12 10 8 6 4 2 2 4 6 8 10 O 2 for 6 8 10 12 1

Find the complex conjugate 8 7181588

implify the expressio 1481 121 2003

Simplify the expression Write your result in standard form a bi 8108 818 429

Simplify the expression 82484868878

Simplify the expression 885041888224 Show your work here Hint To add the square root symbol type roo

Simplify the expression Write your result in standard form a bi 82 61 852 81

A person earns 16 000 one year and gets a 5 raise in salary What is the new salary The new salary is www

Change the percent to a decimal number 4 95 4 95

Karen Gaines invested 12 000 in a money market account with an interest rate of 3 25 compounded semiannually Four years later Karen withdrew the full amount to put toward the down payment on a new house How much did Karen withdraw from the account Karen withdrew Round to the nearest cent as needed

The population of a country has been decreasing for several decades In 1990 the population was about 173 million people In 2010 the population was about 170 million people Determine the percent decrease in the country s population during this time period The country s population decreased by about during this time period Round to one decimal place as needed

e the answer to the question Eighteen is 20 of what number Eighteen is 20 of Simplify your answer Type an integer or a decimal

What percent of 84 is 21 of 84 is 21

Change the number to a percent 1 1 7 2 Type an integer or a decimal

The graph shows the percent of employees who take time off during one year because of colds A company has 8490 employees Use the graph to find the number of them who miss work because of colds for 1 to 2 days each year www How many employees miss work 1 to 2 days per year because of colds Simplify your answer Round to the nearest whole number Days Off 1 to 2 2 3 to 4 6 5 to 6 35 7 4 Zero 535 Don t kno

Determine whether the statement is true or false without doing any calculations Explain your reasoning log 10 is between 3 and 4 Choose the correct answer below OA The statement is false because it is between 1 and 10 Thus log 10 OB The statement is false because it is between 0 1 and 1 Thus log 10 OC The statement is true because is less than 10 Thus log 10 should be between 3 and 4 O D The statement is true because it is between 3 and 4 Thus log 10 should be between 3 and 4 should be between 0 and 1 should be between 1 and 0

Determine whether the following statement is true or false without doing any calculations Explain your reasoning 10 5 7 is between 100 000 and 1 000 000 Is the statement true or false O False because 106 0 000001 and 105 0 00001 O False because 10 5 105 100 000 and 10 6 106 1 000 000 O True because 10 5 105 100 000 and 10 6 106 1 000 000 O True because 10 6 0 000001 and 1075 0 00001 CAST

Lorrie places a 29 foot ladder against the side of a building with the bottom of the ladder 20 feet from the base of the building How high up the wall does the ladder reach The ladder reaches feet up the wall Round to the nearest whole number as needed 20 ft 29 ft ladder

Determine whether the following statement is true or false without doing any calculations 101 228 is between 1 and 10 Is the statement true or false True O False

Determine the volume and the surface area of the three dimensional figure Use the key on your calculator T The volume is Simplify your answer Type an integer or a decimal rounded to the nearest hundredth as needed The surface area is Simplify your answer Type an integer or a decimal rounded to the nearest hundredth as needed 10 cm

Find the volume of the solid 3 cm

Determine a the volume and b the surface area of the three dimensional figure When appropriate use the key on your calculator a The volume is Simplify your answer Type an integer or a decimal b The surface area is Simplify your answer Type an integer or a decimal GETEN 1 cm 8 cm 4 cm

Determine a the volume and b the surface area of the three dimensional figure When appropriate use the key on your calculator a The volume is b The surface area is 5 yd 5 yd 5 yd

a Use the Pythagorean theorem to determine the length of the unknown side of the triangle b determine the perimeter of the triangle and c determine the area of the triangle The figure is not drawn to scale a The length of the unknown side is Type a whole number b The perimeter of the triangle is Type a whole number c The area of the triangle is Tyne a whole number 4 28 yd 21 yd

Nancy has just purchased a new house that is in need of new flooring Use the measurements given on the floor plans to the right to answer the following question The cost of carpeting is 10 99 per square foot This price includes the cost of installation Determine the cost for Nancy to have this carpeting installed in all three bedrooms The cost for installing carpet in all three bedrooms is 29 Bath 6 x12 29 20 Bedroom 10 14 First floor Kitchen 13 x14 ZU Bedroom 13 20 Bath 6 x14 Bedroom 10 x14 Second floor 40 Stairs www Stairs Living Dining 22 20

In a tropical environment what might be different The quartz would have decomposed to clays The feldspar would have decomposed to clays Both quartz and feldspar would have decomposed to clays Nothing would be different

3 lf f x 2xlnx then f 1 4 a O 2 bo e co

Jigwill bha pic P 16 Jlju 1 00 jo pjall p If f x 2x 3 and g x is a function such that fog x 4x 13 then g x 2x 5 a o g x 2x 5 b O None CO g x x 5 x 5 d O g x x 5 e O

Jigwill bha pic P 1 00 by 8e2 limx 0 3e 5 83 3 85 4 5 a O b O CO

Jigwill lia pic P 1 00 ja p The center of the circle x y 2x 2y 1 0 is None a O 1 1 bO 1 1 CO

Jigwill lia pic P 1 00 jo j ll pi limx 0 tan x 3xcos x 2 0 1 3 a O b O CO 3 do

If x 2x 3 g x x 5 then fog 3 None 3 a O 4 b O 5 CO 76 d O

Jigwill la plc P 1 00 jo pjall byl has pi The concentration of Oxygen in blood at time t is given by C t sin 57t cos 5 t 9 then T5 C 2 a O 10 b O 5 CO

The inverse of the function f x ex 2 1 is None a O bo O x ln x 1 2 f x ln x 1 2 f x ln x 2 1 x ln x 2 1 b CO d O e O

One of the following functions is neither even nor odd O a sin x 1 x y 2 Ob y x cosx O c None d y cos sinx O e y 1 x sinx

Jigwill bha pic P 1 00 joajall heal ho If f x x e then y at x 1 is 2e a O 4e b O

Ji will ha plc P 1 00 j lle all who Ji The monod growth function is given by R N 5N 1 N then R 3 20 16 C

Jigull ha pic 1 0i bo te The center of the circle x y 2x 2y 1 0 is 1 1 a a O 1 1 bO None c O

Jigwill ha pic P 20 Jigw 1 00 joajal hoi If f x x e then y at x 1 is 2e a O 4e b O 3e CO

Jigwill bha pic P 1 00 joajalla hoi One of the following functions is even y x 2x y 2x a O 21 x x 1 x y x x 3 CO p3 b O None d O e O r

The value of a that makes the following function continuous x 2a x 4 x 2 f x x 2 x 2 2 a O 0 b O 2 CO

lim 0 x 4 sin x sin x O a 2 O b 3 O c 4 O d 1 O e None

The domain of the function f x 16 8x O a R O b 0 U 1 O C None d 4 4 O e 0 2 O f 0 0 U 1

If f x xtanx then f x O a O b 1 O c 1 O d T

If y f g x where f 2 8 f 4 5 g 3 4 g 3 8 then y at x 3 is O a 8 O b 24 O c 40 O d 12