Complex numbers Questions and Answers

16 2y 3x 7 3 5

Solve the equation 12x2 24x 2

Your answer is incorrect Dante runs each lap in 4 minutes He will run at most 9 laps today What are the possible numbers of minutes he will run today Use t for the number of minutes he will run today Write your answer as an inequality solved for t t 77 0 0 0 0 OSO

Dimensional Analysis Recall and practice Dexamethasone Sodium Phosphate Injection USP is available as 20 mg 5 mL 4 mg mL vials How many milliliters of this product should be administered to provide a dose of 15 mg How many milliliters for a dose of 0 2 g

Using the given equation a find the intercepts of its graph and b graph the equation 0 5x 0 5y 1 OB There is no y intercept b Use the graphing tool to graph the equation Use the intercepts when drawing the line If only one intercept exists use it and another point to draw the line Click to enlarge C 10 8 6 4 D 10 8 6 4 2 de 2 4 6

Find an equation of the line L 10 6 10 8 6 4 2 y 6 T A Q Q Ly

sin t Suppose F z 6 t dt Use the Fundamental of Theorem of Calculus to calculate

225a 96 25c 75 ac 45 ab 15 bc 0 450a 186 50c 90 ab 30 bc 150 ac 0 225a 96 25c 225a 96 25c 2 x 15a x 362 x 5 x 15 ac 2 x 31 x 5c 0 15 a 3b 3b 5c 5c 15 a

1 Find the equation to the line below y x Enter or to indicate if your answer is positive or negative Enter

Write the given inequality using interval notation and illustrate the inequality using the real number line 4 x 6 Use interval notation to express the inequality What is the resulting interval Choose the graph that illustrates the inequality on the real number line O A O C 2 1 0 1 2 1 0 1 2 3 2 3 4 5 6 4 5 6 7 8 9 10 7 8 9 10 B O D 2 1 0 1 2 1 0 1 2 2 3 4 5 E 3 16 7 8 4 5 6 7 9 10 8 9 10

Solve the inequality Express your answer using interval notation Graph the solution set x 2 x 3 x 3 x 3 THE SIMS vymaliy i www Type your answer in interval notation Use integers or fractions for any numbers in the expression Simplify your answer Graph the inequality Choose the correct graph below O A O C O E 5 5 5 0 0 5 B O F 5 0 5 5 5

Solve the inequality Express your answer using set notation or interval notation Graph the solution set 9x 5 41 The solution set is 4 00 Use integers or fractions for any numbers in the expression Choose the correct graph of the inequality below O A 0 OC 10 O E 10 2 8 8 6 6 2 2 8 0 0 10 2 2 B O D OF 10 4 10 10 8 8 6 6 2 N 0 0 0 2 2

Solve the linear equation Be sure to check your solution 5 6 11 1 3 t 8

Solve the equation Be sure to check your solution 5 16 5 8 Z

Solve the equation Be sure to check your answer 4 3 11 x 9

Solve the linear equation Be sure to check your solution 28 24w

Solve the equation Be sure to check your solution 4 9x integer a simplified fraction

Solve the linear equation Be sure to check your solution m 43 25

Solve the equation and check the solution s 49 25

Solve the linear equation using the Multiplication Property of Equality 6 42 7 The solution pot in Typo on integer or a simplified fraction

Prop Part 1 of 5 e the linear Equation 3c 18 O Points 0 of 1 points p by Step Solution p 1 Get the coefficient of the variable c to be 1 To get the coefficient of the variable c to be 1 in the equation 3c 18 each side of the equation should be r by 0 Tyne an integer or a simplified fraction

olve the equation using the addition property of equality Be sure to check your proposed solution 7 z 15

7 Let k be a fixed real number Show that the mapping T R R given by T x1 x2 xn k 1 2 n is a linear transformation 3M

1 Define H Z f continuous Find Hint H H 7 a a h t dt where his complex valued and t z formula for H 2 Optional H Z So a h t at 7 a d

Amazon Revenue The annual revenue of Amazon is given in the table below source 5 Amazon Annual Revenue Billions of US dollars Year 2020 386 064 2019 280 522 2018 232 887 2017 177 866 2016 135 987 2015 107 006 2014 88 988 2013 74 452 2012 61 093 2011 48 077 2010 34 204 See the Regression page in the Chapter 1 Linear Equations and Graphs module for details on creating a regression model Apply linear regression to the data in the table to find a model y mz b where y is Amazon s annual revenue in billions of US dollars and is the number of years since 2010 Use the model y mx b with m rounded to the nearest tenth and b rounded to the nearest hundredth to answer the questions 1 3 below

24 2 Draw the vector and the angle Is the x component positive or negative units Ay 13 998 x Draw the vector and the angle Is the y component positive or negative Using the sine of the angle measured counterclockwise from x will give the correct s Need Help Read It Submit Answer 0 20 Points A vector A DETAILS Juhts in a direction 330 counterclockwise from the positive x axis What are the x and y components of A has components PREVIOUS ANSWERS SERCP11 1 10 P 061 MY NOTES ASK YOUR TEACHER PRACT

For the given inequality write the inequality obtained in each case described 2x 10 3 a Write the inequality obtained by adding 3 to each side of 2x 10 3 2x 13 6 b Write the inequality obtained by subtracting 5 from each side of 2x 10 3 2x 5 2 c Write the inequality obtained by multiplying each side of 2x 10 3 by 3 6x 21

Fill in the blank with the correct inequality symbol If x 3 then x 3 0 If x 3 then x 30

25 Express using rational exponents 8x7y 2 F

9 Express the following in simplest radical form 4 x 7 y t O 2xy O O 4xy 1 4xy

List the points in the graph at which the function is not differentiable Ay Hon 1 xo X x2 X3 X4 X5 Select all that apply A X3 C X DE X X 000

26 If c represents the hypotenuse of a right triangle solve for the unknown side length a 279 b c 705 Round your answer to the nearest hundredth

O 128 04 O 7 35 12 What is the scale factor if a 10 in by 16 in photograph is enlarged to a poster that is 8 33 ft by 13 33 ft O 1 2 O O 10 1 2

13 How much water should be added to 85 ml of 60 acid solution to dilute it to a 45 acid solution Round your answer to the nearest hundredth if necessary ml 14 Mrs Wilson bought stock valued at 55 00 per share and sold it for 75 63 What was the percent of profit O 68 O 137 O 32 O 37 1 1 2

7 The local hardware store found that 1 out of every 10 generators they recently received were not properly assembled If they received 765 generators about how many generators can they expect to be faulty O 76 5 generators O77 generators O 765 5 generators O765 generators 18 There are 9 navy books and 3 brown books in your bookshelf If you close your eyes and take one book out of your bookshelf what is the probability that the book will be navy Write your answer as a fraction x

32 An investment firm invested 2000 into two accounts 1500 went to an 10 annual rate account The rest went to a 3 annual rate account The interest the first year amounted to O 164 O 157 O 165 O 174

1 point What function does the following graph represent 3 2 f z 2 f x z f x z 100 PG 1 2 0 2 2

Use the quotient to a power rule to simplify 4 y 5 3 3

Simplify the following expression by combining like terms 2 z 2 4z

Divide and simplify 3 28m 20m2 2 4m 3 28m 20m Simplify your ans

Use the negative exponent rules to simplify Write the answer with only positive exponents 671

Use the negative exponent rules to simplify 5 2 5 X

I apologize for the previous response Let s calculate Tom Brady s career passer rating correctly this time To calculate Tom Brady s passer rating you can use the official NFL passer rating formula Here s how to calculate it 1 Calculate Brady s completion percentage CMP CMP Total Completed Passes Total Passing Attempts 100 CMP 6 778 10 598 100 CMP 63 88 2 Calculate Brady s yards per attempt YPA YPA Total Passing Yards Total Passing Attempts YPA 79 204 10 598 YPA 7 47 3 Calculate Brady s touchdown percentage TD TD Total Touchdown Passes Total Passing Attempts 100 TD 581 10 598 100 TD 5 48 4 Calculate Brady s interception percentage INT INT Total Interceptions Total Passing Attempts 100 INT 191 10 598 100 INT 1 80

A 19 foot ladder is placed against a vertical wall of a building with the bottom of the ladder standing on level ground 12 feet from the base of the building How high up the wall does the ladder reach The ladder reaches up the wall Round to the nearest hundredth as needed in Points 0 of 1 yd

Convert 28 4 ADD FACTOR STARTING AMOUNT X x 30 5 12 72 1 1120 1 96 0 212 5 0 701 In 2 54 to centimeters 0 39370 11 2 X ANSWER in cm

Simplify the fraction Assume that the denominator is not 0 4 x x2 9x 14

Solve the proportion for x 25 5 X 11 5 2 The solution set is

Perform the indicated operation a4 5a a 2a

Divide and simplify 5n 8n9 4n5 24n 5n 8n 4n5 Simplify your ar

Find the quotient 4x 2 15x 25 11 4x 15x 25 4x 5 by performing long division