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PreCalculus
You have been hired by the Humane Society to construct six animal cages using 1400 feet of chain fence. Express the length and width using function notation. Include a graph with the area function with explanation of significance. Find the dimensions that maximize the total ... 
Pre Calculus
You have been hired by the Humane Society to construct six 2 by 3 animal cages using 1400 feet of chain fence. Express the length and width using function notation. Include a graph with the area function with explanation of significance. Find the dimensions that maximize the ... 
math
construct a frequency and a cumulative frequeny histogram based on the table below. the range for the table are:110,1120,2130,4150 The frequency is 2, 3 , 4,4,7, I need to find the cumulative frequency then graph it , I know how to graph it You have 4 ranges for scores, ... 
algebra
if a vendor charges p dollars each for rugby shirts, then he expects to sell 2000100p shirts at a tournament. a. Find a polynomial R(p) that represents the total revenue when the shirts are p dollars each b. Find r(5), R(10), and R(20) C. Use the bar graph to determine the ... 
Physics
A charged particle with mass m, charge q=6.4 ×10−19C and speed v=3 ×106 m/s enters from the bottom of the figure and traces out the trajectory shown in the fields shown. The only electric field E=5 ×103 V/m is in the region where the trajectory of the charge is a ... 
Math 115...Help am really lost
The graph and table below give the monthly principal and interest payments for a mortgage from 1999 to 2004. Use this information to predict the payment for 2005. Year Payment 1999 $578 2000 613 2001 654 2002 675 2003 706 2004 730 2005 
Math
Bellow are stress units of various life experiences. What would be a good graph to use to display the information? Stress.................... Units Death of spouse............100 Divorce....................73 Marital separation.........65 Jail term..................63 Death of... 
chemistry
If I have a sample from doing a half lfe lab with m&ms, not timed, just pulling out decayed or m&ms with rhe m on top, how do I calculate the half life using t1/2=(.693)/k formula. Do I have to do this 9 times as it took 9 trys to use up all the m&ms. I am not really sure what... 
Research Methods
7. Consider the following hypothetical outcome of a twoway factorial designs [8 points] Pink/Car Pink/Bike Blue/Car Blue/Bike 58 56 70 21 45 96 69 25 61 88 28 31 59 78 53 23 23 59 65 79 19 65 20 17 48 41 51 18 33 22 69 28 65 46 87 35 27 10 39 20 38 17 75 29 42 29 96 24 66 19 ... 
Math
The velocity time graph shows the movement of a particle alobg a straight line. The particle passes a point, A, when t=0. It maontains a constant spee, u ms 1, for T seconds and then decelerates uniformly before coming to rest at B. If the average speed for the qhole movement... 
math
this question concerns the function f(x)=2x3+3x2+12x+10 (a)find the stationary points of this function using the strategy to apply the first derivative test,classify the left hand stationary point found in part (a) find the ycoordinate of each of the stationary points on the... 
Biology
sorry a few more questions why can DNA form fibres that allow it to seprate from RNA while RNA cant form such fibres? also, when treated with DNAse, I know DNA viscosity reduces because its cut up into smaller pieces. but on a graph of viscosity vs time, I have this ... 
Economics
Consider a country that initially consumes 100 pairs of shoes per hour, all of which are imported. The price of shoes is $40 per pair before a ban on importing them is imposed. Use a graph to explain what happens to the price of shoes and the quantity of shoes consumed after a... 
Biology
Stroke volume is the blood pumped by the left ventricle each time it contracts. During a training run the stroke volume of a person is 0.1 dm^3 (100 cm^3). Calculate the pulse rate at an oxygen uptake of 2 dm^3/min. Is there enough information (there is a graph that comes with... 
Math
The graph shows the number of airplanes that flew out of an airport last week Mon=4airplanes Tues=7airplanes Wed=3airplanes Thu=8airplanes Fri=5airplanes If each airplane carried 120 people then how many people flew out of the airport last week? A.3240 B.3140 C.1080 D.880 B? 
precalculus
h(t)=15t + 1200 is a function that models the motion of a mountain climber. h(t) is his height above sea level at time t in minutes. 1a) the coefficient on t is 15. what does it tell you about the motion of the mountain climber? 1b) what does it tell you about the graph of h(t... 
statistics
In Dallas some fire trucks were painted yellow (not red) to heighten their visability. During a test period, the fleet of red fire trucks made 153,348 runs and had 20 accidents, while the fleet of yellow trucks made 135,035 runs and had 4 accidents. At a= .01, did the yellow ... 
PreCalc
Can anyone direct me to learn more about polar coordinates. I'm in online college course and really am confused. In high school, I never heard of polar coordinates. Like they say is the following the graph of point (3,15) and show it on polar gridI don't get it at all. Please... 
Calculus
A trough is 3 feet long and 1 foot high. The vertical crosssection of the trough parallel to an end is shaped like the graph of x^2 from 1 to 1 . The trough is full of water. Find the amount of work required to empty the trough by pumping the water over the top. Note: The ... 
mechanical science
10. A car is moving in a straight line starts from rest, accelerates uniformly at 12 m/s2 for the first 5s, then travels at uniform speed for the next 2s and finally decelerates uniformly at 4 m/s2 for the next 5s. Draw the accelerationtime graph, velocitytime graphs and ... 
English
Which of the following graphics would add the most relevant information to "The deadliest Tsunami in History"? a. a graph showing depth of the sea floor at several affected locations b. a photograph of a man who escaped to high ground c. an illustration showing how a tsunami ... 
Math
Hello! Can you check my answers for these questions? Thank you in advance (= 1. The following ordered pairs give the scores on two consecutive 15point quizzes for a class of 18 students. (7, 13), (9, 7), (14, 14), (15, 15), (10, 15), (9, 7), (14, 11), (14, 15), (8, 10), (9, ... 
Phenolphtalein vs Methyl Orange (check my reasonin
Why can either phenolphthalein or methyl orange be used for an HClNaOH titration, but only phnolphthalein is suitable for an acetic acidNaOH titration? Sol: for a while,I misunderstood the question and suggested that Phenol. has a wider array of pH. But then both can be used... 
stats
8.a) Consider the data below for Alaska Airlines and for American West Airlines. Construct a bar graph which breaks down the data by airline and by city, and which shows, for each airline, the percentage of ontime flights at each city. b) Consider the data below for Alaska ... 
math
g(x)=(2x^3+x^218x9)/(x^2+x6) A. Find the vertical asymptotes. b. find any holes. c. find any oblique or horizontal asymptotes. d. find if the graph crosses the oblique or horizontal asymptote. 
Derivative Calculus
I just need my answers checked. 1) Find the derivative. f(x)=3x^5/4  8/9x^9/8 + x^2  9x + 1 Answer: f’(x)= 15/4x^1/4  x ^1/8 + 2x 9 2) Let f(x)= 7x^3  9x. Find f’(5) Answer: f’(x)=21x^29 f’(5)=516 3) Find the given limit by evaluating the derivative. lim h⇒... 
Algebra
i am having problems understanding.... i don't know how to put it so i will just put what the problem is Write the slopeintercept form of an equation of the line that passes through the given point and is parallel to the graph of each equation 13. (2,7) y= x2 i know that 2 ... 
Coordinates in 3D, Polar Coordinates, Precalculus
Let a and b be real numbers. Describe the graph of r = a cos (theta + b) as much as possible. (The intent of this question is to get as specific a description as possible that holds for all possible values of a and b.) How would I proceed on this problem? I know r = cos theta ... 
Patterns,Algebra ans Functions
This line represents the line on a graph tha shows how long it took Khalil to walk to school.The horizontal axis shows the time and the vertical axis shows blocks covered.Explain what you think happened on Khalil's way to school? 
Physics
Consider two vectors F~1 with magnitude 69 N inclined at 177◦ and F~2 with magnitude 58 N inclined at 286◦, measured from the positive x axis with counterclockwise positive. What is the magnitude of the resultant vector F~1 + F~2 ? Draw the vectors to scale on a ... 
Math
Use integer values of x from 3 to graph the equation. y = x 1. pic with 2 lines forming a v coming down from the top and ending at the origin. Very wide line. 2. pic with that image just upside down 3. pic with 3. but a thinner line range 4. Pretty much 1 with a thinner range 
Physics
it says create a graph from our data. rotational speed vs force. i know that independent variable goes on the x axis. but out of rotational speed and force which goes on the x axis and which goes on the y? 
Physics
it says create a graph from our data. rotational speed vs force. i know that independent variable goes on the x axis. but out of rotational speed and force which goes on the x axis and which goes on the y? 
Math
Which of the following types of information is suited for display on a double line graph? Average wages paid to men and to women over 5 years Average height of basketball players in five schools Average age of people entering the public library in five locations Average price ... 
math
when you make a circle graph how do you find the percent? like there are 33 people and only 4 likes cats 5 likes dogs 6 likes snakes 7 likes birds and 12 likes rats ... how would you find all the percents next is how do you find the degrees to make the whole circle?? 
Math \ Algebra
Hello! Can you check my answers for these questions? Thank you in advance (= 1. The following ordered pairs give the scores on two consecutive 15point quizzes for a class of 18 students. (7, 13), (9, 7), (14, 14), (15, 15), (10, 15), (9, 7), (14, 11), (14, 15), (8, 10), (9, ... 
Math
Hello! Can you check my answers for these 4 worksheet questions? Thank you in advance (: 1. The following ordered pairs give the scores on two consecutive 15point quizzes for a class of 18 students. (7, 13), (9, 7), (14, 14), (15, 15), (10, 15), (9, 7), (14, 11), (14, 15), (8... 
problem solving
What is the area of a regular hexagon with P = 100? What is the area of a regular octagon with P = 100? What is the area of a regular ngon with P = 100? Make a table for n = 3 to 25. Make a graph. What happens to 1/n(tan 180/n) as n increases? 
math
Please help. Hi, I am having some problems with inequalities. It is asking us to solve and graph on a number line and then write it in interval notation and set notation. X>2 and X>4 I graphed them in a number line already and i have the following: Interval notation (2,... 
Math
Circle Graphs Month  Snowfall  Percent  Angle Measure November  1  ? 1%  ? 3.6 December  4  ? 4%  ? 14.4 January  5  ? 5%  ? 18 February  2  ? 2%  ? 7.2 How would I make a circle graph? Or did I do something wrong? The month and snowfall were given and I found ... 
math
With the coordinates of (2,10)(4,20)(6,30) on a graph first numbers being the number of sub's on the x axis, and the second number being the cost of the sub's on the y axis. What is the slopeintercept equation for the cost of a sub at Fred's Sub Shop? A.y=2x B.y=10x C.y=5x D.... 
Calculus
Graph the function f(x)= x sin( 1/x) and the equations y=x and y=x in the same viewing window on your calculator. Then use the squeeze therom to find the limit of f(x) as it approaches zero. I graphed the function and equations, but I am confused on how to find the limit ... 
Calculas
suppose m(0) milligrams of a drug are put in the blood of an injection. The amount of drug t hours after the injection is given by m(t)=m(o)e^kt, for t (=>) 0, where k is the rate constant, which is related to the half life. we also treat oral administration of drugs as an... 
algebra
Can someone please try and see if you understand what I'm asking. Says to use vertcal line test to determine which graph represents a function. one line is straight up and down a complete circle(which i think) an complete line from an angle line from an angle half way and then... 
AP Calculus
An open box is to be made from cutting squares of side 's' from each corner of a piece of cardboard that is 35" by 40". (a) Write an expression for the volume, 'V', of the box in terms of 's'. (b) Draw a graph of V(s). (c) State the domain and range of V(s). (d) Find the value... 
math
(a) Use a graph of f(x) = sqrt(2x^2+9x+5)−sqrt(2x^2+2x+1) to estimate the value of lim x→∞ f(x) to one decimal place. (b)Use a table of values of f(x) to estimate the limit to four decimal places. (c)Find the exact value of the limit. 
Math 115 CH 8
The graph and table below give the monthly principal and interest payments for a mortgage from 1999 to 2004. Use this information to predict the payment for2005. year Payment 1999 $578 2000 613 2001 654 2002 675 2003 706 2004 730 2005 how do I fugure this out? I know I do ... 
Economics
Cell phones have become very popular. At the same time, new technology has made them less expensive to produce. Assuming that the technological advance caused cost curves to shift downward at the same time that demand was shifting to the right, draw a graph or graphs to show ... 
Algebra II
The graph below represents c, the amount a phone company charges, based on m, the number of minutes the customer uses each month. If there are a maximum of 44,640 minutes in a month, which equation best represents the phone company’s charges? 
Math
What does the degree of a polynomial expression tell you about its related polynomial function? Explain your thinking. Give an example of a polynomial expression of degree three. Provide information regarding the graph and zeros of the related polynomial function. 
Algebra
Could anybody help me with these two problems, or at least the 1st one? Thank you very much. „« The measure of the third angle of a triangle is 38 degrees more than the second angle. The measure of the first angle is two less than twice the second angle, Find the measure of... 
Chemistry
In a solution of copper(II) chloride, the following equilibrium exists: CuCl42(aq) (dark green) + 4H2O(l) <> Cu(H2O)42+(aq)(blue) +4 Cl(aq) Predict the shift in the equilibrium and draw a graph of concentration versus time for relevant reactants to communicate the ... 
Math
The population size, P, of owls (predators) in a certain region can be modelled by the function P(t) = 1000 + 100 sin (3.14t/12), where t represents the time in months. The population size, p, of mice (prey) in the same region is given by p(t) = 20 000 + 4000 cos (3.14t/12). ... 
Math
Can someone help me and verify if the answer I picked is correct? 1. Which function does not have a maximum value? a) x^2 + 9 b) g(x) = 9  x  x^2 c) h(x) = (x+1)^2 d) k(x) = 4 + x  x^2 The answer is A because letter b,c,d opens the parabola downwards? Myra is riding a ... 
statistics
In order to study whether IQ level is related to birth order, data were collected from a sample of 540 students on their birth order (Oldest/In Between/Youngest) and their score on an IQ test. The data collected in this study would be best displayed using: what type of graph ... 
Algebra
Dorothy has decided to raise rabbits but has been warned that the number of rabbits she will have will grow very quickly. Dorothy started out with 20 rabbits and the function y=20*2.3^x models the number of rabbits she will have after x months. which graph represents this ... 
Macroeconomics
Please, please help me! Make a graph in Excel and explain the following: Holding all other things constant, what would happen to the price of pineapples if the firm increase the available supply. 2. Conversely, what would happen if supply is reduce. Aside from changin the ... 
PreCalculus
Find the coordinates of the center, the foci, the vertices, and the equations of the asymptotes of the graph of the equation: (x+1)^2/2y^2/8=1. Center: (1,0) foci:(1+/sqrt1, 0) vertices: (1+/sqrt2, 0) equations of the asymptotes: y0=sqrt8/sqrt2(x+1) Is this correct and ... 
CALCULUS PLEASE HELP!!
suppose m(0) milligrams of a drug are put in the blood of an injection. The amount of drug t hours after the injection is given by m(t)=m(o)e^kt, for t (=>) 0, where k is the rate constant, which is related to the half life. we also treat oral administration of drugs as an... 
Economis
I have got an economics questions, and i did my personal revision by tying to work the question. here is the question: using demand and supply analysis, explain the influence of the imposition of a maximum price and a minimum price on a product on price and quantity (10 marks... 
physics
which of collowing situations describe a particle that might have a nonzero velocity? canbe more than one A) a particle that has a constant position as a function of time B) a particle that has its position changing as a fnction of time c)when you graph the particle's ... 
physcis ! HELP !!!!
which of collowing situations describe a particle that might have a nonzero velocity? canbe more than one A) a particle that has a constant position as a function of time B) a particle that has its position changing as a fnction of time c)when you graph the particle's ... 
Physis
Figure (a) shows a red car and a green car that move toward each other. Figure (b) is a graph of their motion, showing the positions xg0 = 270 m and xr0 = 35 m at time t = 0. The green car has a constant speed of 24 m/s and the red car begins from rest. What is the ... 
Algebra
You provide the manager with a quadratic equation that models the expected number of ticket sales for each day x. (x = 1 is the day tickets go on sale). Tickets = 0.6x2 + 12x + 11 . Describe what happens to the ticket sales as time passes. My question is sinc the coefficient ... 
math
Consider two types of nonlinear equations. What unique quality does each possess and how does that quality cause the graph's unique shape? Name two unique examples of these shapes in realworld situations would someone please let me know what they get for the answer and i ask ... 
Math
190 students like the program 135 students think the program is unnecessary 220 students plan on running for student government next year. If a circle graph were made from this data, what would the measure of the central angle be for the group that likes the program? Round ... 
physics
Draw energy graph of the reaction where energy reaction is 1kg mol1 the energy of the product is 50kg mol1 and the activation is 50kg mol1.state whether reaction is exothermic o endothermic 
math
graph the points in each group and connect each point with the next point using straight line segments. Do not connect the last point in one group with the first point in the next group. 
physics
Assume a canister in a straight tube moves with a constant acceleration of 3 m/s2 and has a velocity of 13.5 m/s at t = 0.00 s. (a) What is its velocity at t = 1.00 s? v = m/s (b) What is its velocity at t = 2.00 s? v = m/s (c) What is its velocity at t = 2.5 s? v = m/s (d) ... 
AP Physics
A hot air balloon containing an AP Physics student ascends vertically at a constant speed of 8 m/s. While ascending, he accidentally drops his rubber duckie from the gondola of the ballong. Seven seconds after it is dropped the duckie bounces off a roof at point A and hits the... 
Physics
A hot air balloon containing an AP Physics student ascends vertically at a constant speed of 8 m/s. While ascending, he accidentally drops his rubber duckie from the gondola of the ballong. Seven seconds after it is dropped the duckie bounces off a roof at point A and hits the... 
algebra 2
solve: 3+2(1x)>6 i got 11/2 no Here is what I got: 3+2(1x)>6 3 + 2  2x > 6 2x > 1 x < 1/2 what about the 3+2? i have to graph the solution set on a number line. What about the 3+2 ???? What a strange question re this problem What level of math are you ... 
Math: Need Answer to study for a quizz. Help ASAP
Estimate the area under the curve f(x)=x^24x+5 on [1,3]. Darw the graph and the midpoint rectangles using 8 partitions. Show how to calculate the estimated area by finding the sum of areas of the rectangles. Find the actual area under the curve on [1,3] using a definite ... 
Algebra 2
Solve and Graph: ( i know that second part would be difficult but can you possibly explain it more) 3©¦x+4©¦5 ¡Ý 10 Please explain. I would really appreciate it. I'm not in school, i'm homebound and mom will not allow me to attend tutuoring at school for help even ... 
FollowupCalculusExtrema
Find and classify the relative maxima and minima of f(x) if f(x)= defint a=0 b=x function= t^24/(1+cos(t)^2) dt x^24/(1+cos(x)^2)= 0 x^24=0 x^2=4 x= +/ 2 So I got relative maximum as 2 and 2. And relative minimum as zero. However, when I graph it on Wolfram, it gives me ... 
Math
Determine which function has the greater rate of change 1.The rates of change are equal. 2.The graph has a greater rate of change. 3.The table has a greater rate of change. 4.none of the above file:///C:/Users/SCHOOL/Pictures/math.JPG HELP ME UNDERSTAND THIS PLEASE?? 
math
A taxi ride costs $3 plus $2.50 per mile. Write and graph an equation in two variables that represents the total cost of a taxi ride. Let mm represent number of miles and cc represent the total cost (in dollars) of the taxi ride. 
Microeconomics
For this part of the assignment, we will focus on the demand curve. Draw the demand curve for the APhone. Explain how the graph, price, and quantity demanded will change if the following occurs: • There is an overall increase in income. • It is discovered that there are ... 
math
On a straight line graph, if the line is going this way \ and it goes through 5 on the x axis and 4 on the y axis then what is it's gradient? How do I work this out? Thanks xx You also have to specify a point that the line goes through. Does it pass through the origin (x=0, y=... 
College Physics
A spring fixed at one end is compressed from its relaxed position by a distance of 0.20 m. See the graph of the applied external force, Fx, versus the position, x, of the spring. (a) Find the work done by the external force in compressing the spring 0.17 m starting from its ... 
math
I am supposed to use patterns or linear equation to fill in the graph but I just cant figure this one out.. can someone give me a hint or help me out on this on. p /2/88/8 /10 /? q/22/?/110/110/330 How can I use a linear equation or patterns when each there is not an equal ... 
Physics
I just need to clarify something in my mind I look at a graph and the position changes from 3 to 8 over a ten second interval, to find total displacement, I just take 83 would equal 5 for total displacement, correct? I don't need to bother with the time interval, correct? ... 
Math
Function f graphed at the right is linear. A. The xcoordinate, (1,0), tells us that f(1)= B. The ycoordinate, (0,3), tells us that f(0= C. Use the information from a and b (above) to determine which one is the graph of f. i. f(x)= 1/3x+3 ii. f(x)= 1/3x+1 iii. f(x)= 3x+1 ... 
precalculus
What is the area enclosed by the graph of the absolute value of (3x)+ the absolute value of (3y)=12? what area are you looking for?? ar eyou looking for the area of a cylinder or what?? 
precalculus
State the parent function that must be transformed to create the graph of y=2/3x^3  2. Describe the transformation that must be applied to the parent function. Parent function= x^3 I don't know the transformation... 
Math ~ Check Answers ~
Which best names the quantity 1/2 in the linear equation shown? y = 2x + 1/2 a.) The yintercept ******** b.) The slope c.) The dependent variable d.) The xintercept Kevin plotted a linear equation on a graph with 18 as the yintercept. Which of following could be the ... 
Math
file:///C:/Users/SCHOOL/Pictures/math.JPG Determine which function has the greater rate of change 1.The rates of change are equal. 2.The graph has a greater rate of change. 3.The table has a greater rate of change.*** 4.none of the above Is this right? 
calculus
Find the area between the graph of f and the xaxis over the interval [−4, 1] when f(x) = 4 + 4x. 1. Area = 34 sq. units 2. Area = 30 sq. units 3. Area = 28 sq. units 4. Area = 32 sq. units 5. Area = 26 sq. units 
Algebra2
The cable company has two plans: Plan 1 Flat fee of $45 a month Plan 2 $15 a month plus 45 cents per minute What two equations would you use to graph the two plans? After how many minutes does it not make a difference which plan you use? 
Microecon
The following diagram shows the cost structure of a monopoly firm as well as market demand. Identify on the graph and calculate the following: a. Profitmaximizing output level b. Profitmaximizing price c. Total revenue d. Total cost e. Total profit or loss 
physics
1. An object is moving along a straight road at the speed of 6km/h. a. How further away is the object every one hour? b. How further away is the object every half (1/2) hr? c. How further away is the object very 1/3hr? plot (draw) the s against t graph for its motion 
statistics
a research participant has her brain scanned while listening to music and solving math problems, and the brain area of interest has a percent signal change of 58. From many previous studies with this same mathproblems procedure (but not listening to music), it is known that ... 
Chemistry
1. Calculate the MOLALITY (m=mol/kg) of the salt water solution. Note: Include the mass of ice AND volume of water when calculating the TOTAL MASS of the solvent (water). (1ml of water=1g of water. Is my work correct? So what I did was, Knowing m=mol/kg for molality, the ... 
Geometry 2020
HELP!!! I am soooo lost.... I don't understand anything....I can't really show what I am doing because it has a picture but the direction is: Show an organized proof with justification for every step. Given:Parallelogram ABCD Prove: angel 1 + angel 2= 180 degrees... if someone... 
Math
Sometimes I get confused with the inequalities. You have $47 to spend on music and movie downloads. Each album down load cost $7 and each movie download costs $8. Write and graph a linear inequality that represents this situation. Let x represent the number of albums and y the... 
Math
A school is keeping track of the number of tickets remaining for its yearend festival. The table shows the number of sales for the first, second, third, and fourth weeks of the month leading up to the festival. Which graph could represent the data shown in the table? Day ... 
Math
A school is keeping track of the number of tickets remaining for its yearend festival. The table shows the number of sales for the first, second, third, and fourth weeks of the month leading up to the festival. Which graph could represent the data shown in the table? Day  ... 
Math
Which type of graph would you use to display the data for each of the following purposes: a. To predict the world's population growth in the future b. To compare the percent of Canada's population with each blood type c. To look for a relationship between the number of hours ... 
math
sean is buying a player for $315. interest free payment plan. pays $25 each month. a. how much will he owe after 1 payment? 2 payments? 3 payments? b. use n to stand for the number of payments and a for the amount still owed. write an equation for calculating a for any value ... 
algebra
Jacob and Robert work at a restaurant. On Friday night, Jacob earns $12 per hour and Robert earns $7.50 per hour in addition to $15 in tips. Which graph shows the amount of money earned by Jacob and Robert?