Complex numbers Questions and Answers

Learning Goal from Lesson 9 1 and Lesson 9 4 I can calculate analyze and compare the measures of center mean and median and measure of spread standard deviation for data sets Lesson 9 1 1 2 point The number of songs known and liked from the band Journey by a sample of six L4L teachers is below 6 5 4 5 6 4 What is the mean of this sample 1 How I Did 2 I got it I m still learning it Lesson 9 1 1 2 point The number of songs known and liked from the band The Police by a sample of six L4L teachers is also below 3 8 5 1 9 4 What is the mean of this sample Lesson 9 1 1 2 point 3 Without doing any calculations which data set Journey or The Police has the higher standard deviation How do you know

10 9 8 7 6 5 4 3 Answer Type Interval N L 9 9 8 7 6 5 3 2 H M 2 N 3 4 5 6 7 8 9 10 2 3 4 5 6 7 8 9 10 X

absolute maximum and minimum values of f x y x 6y 24y 5 on D the set of points x y that satisfy x y 36 Part 1 Critical Points Part 2 Boundary Work Along the boundary f can be expressed by the one variable function f f y 5y 2 24y 31 List all the points on this side of the boundary which could potentially be the absolute minimum or maximum on D sqrt 756 25 12 5 sqrt 756 25 12 5 Part 3 Final Results Find the function s absolute maximums and minimums and where they occur The absolute maximum of fis and it occurs at The absolute minimum of fis and it occurs at

7 Cube root function Down 1 Right 4 Vertical compression by 7 9 Cubic function Down 2 Left 3 Reflected about the x axis Vertial stretch by 2 11 Cubic function Up 1 left 5 vertical Stretch by 2

Find the missing positive term of the geometric sequence Write the answer as a fraction in the form a b 2 5 8 45

Find the eighth term of the geometric sequence

In a northern European country the formula y 0 034x 2 3x 62 59 models the number of deaths per year per thousand people y for people who are a years old 40 x Approximately how many people per thousand who are 50 years old die each year For the purposes of th problem please round your answer to a whole number people per thousand who are 50 years old die each year Approximately

Which of the following is not a common Internal control procedure that would be Implemented with regards to cash receip Multiple Choice O Providing coples of written receipts to customers Depositing cash receipts In a bank on a timely basis Marking supporting documents Pald when checks are signed

Find the sixth term of the following geometric sequence 13 15 2 10 5 NIG a6 Type an integer or a simplified fraction

Assignment Find the missing term of the following geometric sequence It could be the geometric mean or its opposite 32 2 The possible values for the missing term are Use a comma to separate answers as needed

0 TH H 3 4 5 6 7 8 9 10 11 12 13 14 15 4 2y 4 3 y

8 22 4h 3h H 13 14 15 16 17 18 19 20 21 22 23 34 35

9 4g 208 6 2 3 g 1 2 3 4 5 6 7 8 9 10 11 12 13

A mouse and a cat start 60 yards apart At t 0 the cat begins chasing the mouse running towards it at 8 yards second while the mouse begins running away from the cat at 3 yards second C Start 60 yards M To find when the cat catches the mouse you need to solve the equation Enter an equation in t The cat will catch up with mouse after seconds

3 9 c 762 4 3 c 6 c 5 4 3 2 1 0 1 2 3 4 5 6

5 4r 5r 63 15 14 13 12 11 10 9 8 7 6 5 4

8 Find the domain and range of the function 7 6 5 4 3 2 1 14 13 12 11 10 Co 7 6 5 4 3 2 1 1 X 10 XGM 5

Which point would not be a solution to the system of linear inequalities shown below y 5x 7 O 1 3 0 1 7 O 1 10 0 9 y 3x 1 Submit Answer

Keypad An architect is standing 230 feet from the elevation to be 65 what is the approxim places and round your final answer to the X

V of 10 Step 1 of 1 The right triangle with hypotenuse of length Question 7 Y

A rectangle has an measures of the le The length measur The width measur

Consider the function f x a Determine the zeros o Writing values as sim with a comma If th b Determine the x inter Write ordered pairs intercepts separate

Y x 4 y 2x 5 Change line Change shade 10 9 8 7 6 5 4 3 10 2 PE M k 4 5 6 t 00 9 10

Solve the equati separate the sol 20z 7z 6 Solution Z

Solve the equation separate the solution 6t 8t 3 0 Solution t

Solve the system of equations graphed on the coordinate axes belo 10 9 8 7 6 5 y 2x 2 y x 5 y 2x 2 B 3 10 F2 M1 H 96 8 7 9 in 4 3 2 H H 32 4 10 9 700 a 1 2 3 4 5 6 7 8 9 10 y x 5

This question is not about solving the stated problem but about understanding it A rocket is launched and its height above sea level t seconds after launch is given by the equation h t 4 9t 1100t 230 a From what height was the rocket launched To answer this question we d find Select an answer b What is the maximum height the rocket reaches To answer this question we d find Select an answer c If the rocket will splash down in the ocean when will it splash down To answer this question we d find Select an answer Question Help Message instructor 0 0

Consider the parabola given by the equation f x 4x 8x 2 Find the following for this parabola A The vertex B The vertical intercept is the point C Find the coordinates of the two a intercepts of the parabola and write them as a list separate by commas It is OK to round your value s to to two decimal places

Put the equation y x 14x 40 into the form y x h k Answer y Question Help Video Message instructor Submit Question

Fill in the blanks to complete the equation that describes the diagram 3 CO 2 W Stuck Review related articles videos or use a hint Report a problem

Keypad Save Question Determine a in the g

Which of the following describes the end behavio 2x of f x 3x 3 The graph approaches 0 as x approaches infinity The graph approaches 0 as x approaches negative infinity The graph approaches 2 3 as x approaches infinity The graph approaches 1 as x approaches negative infinity

1 Save Exi Question 5 of The right tria 37 and legs 12 and 35 is shown 0

2 a b C 1 d Which scatterplot suggests a linear relationship between x and a 8 7 b 6 5 4 3 0 y 8 7 6 1 2 3 4 5 6 7 8 5 4 3 2 1 0 1 2 3 4 5678 C d Y As the length of the call increases the cost of the call increases As the length of the call increases the cost of the call remain the same As the length of a call increases the cost of the call decreases There is no relationship between the length of a call cost of a call 7 5 4 3 2 12345678 How can you distinguish between a scatterplot that suggests a linear relationship and a graph that does not 0 12345678 Y 8 7 6 5 4 3 2 14 0 Julie made 25 international long distance phone calls to London last month The scatterplot shows the length and cost of each phone call Which conclusion is best supported by the scatterplot Cost of Call dollars 4 Cost of International Long Distance Phone Calls 0 6 12 18 24 7 X

the problem 3pts 20 The events A and B are mutually exclusive If P A 0 4 and P B 0 2 what is P A or B 20

65432 1 0 1 2 3 4 5 6 7 What system of linear equations is represented by the lines shown A 2x 4y 12 3x 4y 18 B 2x 4y 18 3x 3y 12 C 3x 2y 12 4x 2y 18 D 4x 4y 12 3x 3y 16

Let A B and C lie on the same line I in each of the following determine if A B C B A G or A C B a AC CB AB BC V b AB ro B N C d AB AC 3 AC AB A e B UAB e BACA BA

1 8 8 Evaluate the expression 4 27223 6 Graph y 9 8 Find the domain and range HINT Use a table 10 8 6 4 2 8800 10 6 4 2 2 4 6 8 Write your answer using only positive exponents 2 xy 10 2 4 6 8 10 5 27 1 3 Domain Range 3 15a 3g 02 7 Determine whether the table represents an exponential growth function an exponential decay function or neir

Determine If not M on IR x y xy x y y as R is a field which of the axioms A1 A4 M M4 00

a 10 points For what value s of t will the matrix fail to have an inverse A t 1 1 1 1 0 1 4 0 1 TV2

Let F be a field and define the ring F x of formal Laurent series with coefficients from F by F x anx an F and N Z n2N Every element of F x is a power series in x plus a polynomial in 1 x i e each element of F x has only a finite number of terms with negative powers of x a Prove that F x is a field b Define the map v F x Z by v anx N 2N where an is the first nonzero coefficient of the series i e N is the order of zero or pole of the series at 0 Prove that v is a discrete valuation on F x whose discrete valuation ring is F x the ring of formal power series cf Exercise 26 Section 1

find the coordinates mass for the region in the first quadrant bounded by x 2 y 2 a 2 x a and y a and mass 1 of the center of

a Show that if a b and b c then a c

Sobre the system of equations by the substitution n

B lete ut of Write a recursive for 32 20 8 4 16

17 Number Sense creek near Adam

Let f be a linear function If f 4 6 and f 4 18 find f x

the shaded region in the Venn Diagram using set notation U A AU BNC O n BUC An BnC OAN BNC C B

7 6 5 4 3 2 Slope E 6 5 3 2 1 2 3 4 7 3 4 5 6 7

Given the points 2 1 and 3 6 find the slope Slope Write answer as an integer or a reduced fraction