How to sketch graph of
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Calculus
Find the volume of a pyramid with height h and rectangular base with dimensions b and 2b. Essentially, I'm trying to derive the volume of a pyramid using integrals and a graph and revolving the plane about an axis. I hope that's kind of clear and you guys understand what I'm ... 
math
Don signed an apartment lease for &500 per month. his has a budget of $120 per month for food and $150 for utilities. Write an inequality to show the minimum monthly salary Don needs to earn just for living expenses. graph your answer. 
physics
You take a set of measurements for the wavelengths and frequencies of standing waves on a string that is under a tension of 2.20 N. You use your data to create a plot of wavelength (in m) vs inverse frequency (in s) and the linear fit of your graph gives a slope of 19.0. What ... 
Math
Two collinear points are given in the table, give a third point that is also on this line x 0 4. It is written vertically on a graph, the other side states y 0 3. I do not understand how to find the third point for each problem. I missed this lesson, can you tell me how to ... 
Pre Algebra
out of 245 students, 218 students like the program 27 do not find the program necessary. if a circle graph were made from this data, what would the measure of the central angle be for the group who likes the survey? round to the nearest whole number 
Earth Science  Please Check 4 Answers
Please help me with the following questions: 2. Which type of information is best represented by a chart? A. the sequence of chemical reactions in photosynthesis B. the percentage composition of gases in car exhaust C. the rate of carbon dioxide production during exercise D. ... 
equation of the normal
An equation of the normal to the graph of f(x) = x / (2x3) at (1,f(1)) is ........ find f' Then, the slope of the normal will be 1/f' Make the equation g(x)= 1/f' + b put in the point 1, f(1), and solve for b, and you have it. 
math urgent urgent urgent
x+2y=12 find intercept a circle equation x^2+y^2+4x4y1=0 and graph 2)find domain and range f(x)=x^24x5 find vertex of f(x) =x^2+4x21 
algebra
the gateway arch is the tallest manmade monument found in the united states in St. Louis missouri. The gateway arch can be closely approximated by a parabola, is 630 feet high and 630 feet across at the base. 1) the maintenance crew is doing ht side of the arch, In ordersome ... 
economics
The government is trying to adopt a strategy that would optimize the pollution abatement policy of lead in an industrial region. The government estimated the Marginal social benefit curve as MSB=10000qlead and the marginal cost of abatement as MCA=650+0.25qlead . where qlead ... 
Math
The point (1,2) is on the graph of f(x). Describe the following transformations on f(x), and determine the resulting point. Question 5 options: a) g(x)=2f(x)+3 b) g(x)=f(x+1)−3 c) g(x)=−f(2x) d) g(x)=−f(−x−1)+3 
Intro to Technology: repost
Lab 1.1 Can somebody please, please help me with this lab?! I know it requires sketching and modeling which only i can do , but please, any help will be appreciated. I find these labs so hard to do, but my teacher said there's no alternative assignment and I HAVE to do them. ... 
slope of tangent line
the sl0pe of the tangent line to the graph of the exponential function y=2^x at the point (0,1) is lim(x>0)(2^x1)/x. estimate the slope of three decimal places. f'(x)=2^x. what do i do. we have to solve this without using derivative. i keep getting zero. 
algebra
Identify the vertex and axis of symetry of the parabola. Identify points corresponding to P and Q. on the graph it has P at (2,4) and a point at Q at (1,7). my teacher says the answers were the vertex was (1,3) the Axis of symmtry was X=1 the P is (0,4) and Q is (3,7).. ... 
HS Calculus
Let f(x) = 2/3x a) find the slope of the tangent to the graph of f at a general point x0 using the definition of the dervative. b) use the result in part a to find the slope of the tangent at x0=1. I am very confused. My answer for (a) 1/ 66xx^2 (b) 1 I compared them to a ... 
Physics
I have to plot a graph of Pressure gradient vs average velocity (water in a pipe, I have all the data). I plan to put the average velocity on the x axis, since I could control that better in an experiment. Do you agree/ Thanks. Charlie 
Math
Eliminate the parameter and write the corresponding rectangular equation whose graph represents the curve. x = sec Q y = cos Q x^2 + y^2 = 1/cos^2 + sin^2/cos^2 = x^2(1 +sin^2) = x^2(2cos^2) x^2(21/x^2) = 2x^2  1 x^2  y^2 = 1 My teacher said to use secant*cosine = 1. ... 
Algebra
Evaluate the logarithmic function for three values of x between zero and one, three values of x greater than 1, and at x=1. Show your work. Use the resulting ordered pairs to plot the graph. State the domain and the range of the function. g(x) = ln x + 2 
calculus
Determine whether the graph of the equation is symmetric with respect to the xaxis, yaxis, line y=x, line y=x, or none of these. x+y=6 Do I have to move the y and 6 to the other side of the equations or does it not matter? Also, if I do, when I test using the equation a^2... 
english PLEASE HELP ME <3
Match the root with its meaning. Match the items in the left column to the items in the right column. 1. sect cut 2. graph write 3. tang talk or knowledge 4. log wise, wisdom 5. sophcut touch 
Math
Four students have been jogging for 2 hours. The distances they have jogged are shown on the graph. Based on the information, which is the best prediction of how many miles Yuan will jog in 4 hours? Deon=12 Jon=10 Yuan=16 Sal=6 A.16 B.24 C.26 D.32 D? 
algebra
a bump on a dvd needs to be between 0.45 and 0.55 micron wide and between 0.95 and 0.99 micron high write two absolute value inequalities describing the width (x) and height (y) of the bump graph each inequality on separate number lines 
calculusplease help!!
given the following piecewise function F(x)={x+11 for 9¡Üx<3 2 for 3¡Üx¡Ü2 2x6 for 2<x¡Ü5 {this symbol is to be around all three of the lines. Find: a. the domain b. the range c. the intercepts d. if f continious on its domain. If not, state where f is ... 
Algebra
The graph below shows the expected monthly temperature of a certain city from April to August; the readings that correspond to the vertical lines are taken on the first day of each month. (For example, the expected temperature on April 1 is 70 degrees.) 
Algebra 1 Explanation (Anyone, please!)
Please, can anyone explain the concept of graphing quadratic functions to me? For example, how must I graph gradratic functions such as y = x^2  2x  3? If anyone could also include stepbystep solving methods, I would truly appreciate it. 
math
a rectangular pen with partitions is to be built from 800 feet of fencing. Express the area as a function of x alone. graph over a reasonable domain and find the dimensions of the pen of the maximum area that an be built under these conditions 
PreCalculus
How do I solve these equations? I need to create an equation given the characteristics? I have to be able to graph a parabola but first I need help solving this. 1.Focus (1.5,1); opens right; directrix x=0.5 2.Focus (1,4);opens down; contains (3,1) 
Calculus
Find an equation of the tangent line to the graph of f at the given point. f(x) = x + (4/x), (4,5) I tried using the limit process a lot, but it didn't quite work. If possible, please use the limit process. Thanks a lot to whoever answers this question. 
Algebra 1
Please, I am very confused in the Systems of Equations and Inequalities Unit Test that is only 27 questions. The test starts with: 1.Which graph represents the solution to the given system? y = –x + 2 and y = 3x – 1 I am in 8th grade but take 9th grade algebra 
math
In 2000 the population of a state was 5 million and growing continuously at a rate of 3.4% per year. a) Write a function that models the state’s population in millions x years after 200. b) Graph f in 0,10,1 by 4,7,1 c) Estimate the state’s population in 2007. 
statistics finding the shaded region
Find the area of the shaded region. The graph depicts the IQ score of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15. The shaded region numbers are 85120 
Algebra
Right now we are learning about graphing inequalities. This is hard to explain without showing you the graph, but: Find the inequality graphed below. Obviously, I can't show you the picture, but what I figured out that the slope was up 1, over 1/3, etc. How would I write that ... 
Math
Which situation could you graph without connecting the points? the height of a hotair balloon as it climbs the amount of electricity used by a refrigerator over time< the distance you are from home as you ride your bicycle to a city pool the amount of money in a cash ... 
Calculus AP  Volume of Revolution
Hi. I have a few calculus problems that I have to do using the washers and shell method to find out what the volume of the graph rotated is. I'll post one question at a time with my work. The problem is, I should be getting the same answer for the problem with the shell method... 
HS Calculus
Definition of the derivative to calculate f'(x) if f(x) = square root 2x. Find the equation of the tangent & normal line to the graph of f at x=2. Tangent line  y=2xx Normal line  y = 1/2x +3 I do not know whether these are the correct answers. 
calculus
is the function f(x)=x^2 increasing on decreasing at x = 1. can anyone please check my reasoning: the value of the derivative of the function at x=1 is 2, so that means the slope of the tangent line to the graph at that is a negative value so the function is decreasing at x... 
algebra
Which of the following best describe the graph of a quadratic equation with one real root? A: It has 2 xintercepts B: It does not cross the xaxis C: Its vertex lies on the xaxis D: Its vertex lies on the yaxis 
calculus
5. Let f be the function given by f(x) = x3 7x + 6. a. Find the zeros of f b. Write an equation of the line tangent to the graph of f at x = 1 c. Find the x coordinate of the point where the tangent line is parallel to the secant line on the interval [1, 3]. 
Honors PreCalculus
The prompt says "Graph each function. Determine the interval[s] for which the function is increasing and the interval[s] for which the function is decreasing." The problems that are given in this prompt are: 1. y= x^3+3x^29x 2. f(x)=1/(x+1)4 3. g(x)=(x^2+5)/(x2) I need mega... 
physics
A spinning top, having an initial angular velocity ω = 3.3 rad/s is given the angular acceleration profile shown in the graph. What is the top's angular velocity at time t = 6 s 
Trigonometry
Solve the equation cos2θ = 1/2sinθ 0º≤θ≤90º. (Hint: Graph each side of the equation and determine where the graphs intersect.) 
Math
Write an equation for a rational function whose graph has all of the indicated features. x  intercept of 4 y  intercept of 2 vertical asymptote with equation x = 2 horizontal asymptote with equation y = 1 
math
make a table of values for thsi equation with at least 4 points in each table. 2x3y=4 then I isolated y to y=2/3x4/3 how do I find points where both x and y are whole numbers? How do I find the "nice" points so it is easier to graph? 
algebra 2
Boiling Lake is a small lake on the island of Dominica. The water temperature of the lake is between 180*F and 197*F. Write a compound inequality for this temperature range. [Graph the inequality.] 
math
determine the slope of the line shown at the slope the graph top point 6y the right point 6x. the left is 6 and the bottom6,m= type an integer or a simplified fraction type N if the slope is undefined. 
precalculus
graph the parabola y=2x^26x3. plot point on the parabola A[1,7] and draw a line through A with an angle of inclination equal to 30 degrees. then find the equation of the line and its second point of intersection B, with the parabola 
Calculusderivatives
Verify these answers~ 1. For what value(s) of x does f(x)=(x^216)^5 have a horizontal tangent? a) x=4,4 b) x=4,0,4 c) x=0 d) x=0,4 Answer is B, x=4,0,4  2. What is the derivative of f(x)=(3x^2+7)^3? a) f'(x)=3(3x^2+7)^2 b) f'(x)=18(3x... 
Maths B
(a) What is the inverse of the function y = 3x2 ? (b) On the same set of axes, without the use of a graphical calculator, graph the original function and its inverse. (c) Is the inverse of the function also a function? Explain your decision. 
MATH
An open box with a square base is to be made from a square piece of cardboard 24 inches on a side by cutting out a square of side x inches from each corner and turning up the sides.Graph V=V(x) 
Math
Graph the equation. Be sure to simplify equation before graphing it. 18+2y=7y I got the answer y=2 because I subtracted 2 from both sides got 9 then divided by 18 and got 2. y=2. So now can someone help me with graphing the points? 
Math  volume about y axis
Find the volume generated by revolving the region enclosed above by the xaxis and the graph of the function f(x) = x^2 1 about the yaxis. I cant make sense of it. What is it asking me to do? What are the integral bounds? 
math
The region in the first quadrant bounded by the 𝑦axis and the curve 𝑥 = 2𝑦2 − 𝑦3 (graph please) is revolved about the 𝑥axis. Find the volume? 
Math
Using this graph, find the average lengths of cellular calls for the year 2013. Year:Avg length (L) in minutes: 19992.38 20002.56 20012.74 20022.73 20032.87 20043.05 I think the answer is 4.08 minutes but I also got 3.97 so I'm not sure, can you tell me if I'm right? 
Physics
A Sunway train starts from rest at a station and accelerates at a rate of 2.0 ms^2 for 10 s. It runs for constant speed for 50 s and slows down at a rate of 3.5 ms^2 until it stops at the next station. Find the total distance covered Draw the velocity vs time graph for the ... 
Physics
You are stopped at a red light. The split second the light turns green, you begin to accelerate at a rate of 2 m/s2 until you reach a speed of 11 m/s (this is about 25 mph). How far have you traveled during this time? Hint: be sure you can solve this with a velocity vs time ... 
CIS/105
Hello I need help with my upcoming finals project here is what I have to do: Use information and data obtained from at least four reliable Internet sources to produce a 12 to 15slide PowerPoint® presentation about multimedia tools that aid classroom instruction. Include ... 
Algebra(please check my answers)
**Choose the Vocab word that best fits the given sentences** ~Word Bank~ A)slope B)domain C)vertical line test D)function E)negative correlation F)solution G)range H)linear equation ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ GIVEN QUESTIONS W/ MY ANSWERS 1. The tilt slant of a ... 
algebra
HOw do I make a table of values for y equals 3/2? Am I supposed to plot 3/2 on the graph and then draw a line? I know on the y side of the table I'm supposed to have 3/2, but I don't understand how to do the table of values. 
math
solve the given inequality and graph its solution on the number line 2x/3less than or eqaul to (</) 32x/5 lxl less than or equal to 5 2 is less than or eqaul to lx6l less than or equal to 5 
Math Graphs
If you were going to graph this function what would be the coordinates of the points that you would plot? Is this a linear or nonlinear function? Explain. f(x)= 2x+5 inputs (5) and (8) f(8)= 2(8)+5=16+5=21 f(5)= 2(5)+5=10+5=15 Would the points be (5,15) and (8,21)? 
algebra 2
Graph the equation. Identify the vertices, covertices, and foci of the ellipse. 64x^2+16y^2=1024 This is what i have so far vertices (0,8)(0,8) foci(0,4√3),(0,4√3) 
Math
A rectangle is to have a perimeter of 18m. the graph below shows the relationship between the area of the rectangle and its width. What is the width of the rectangle with the largest area? 
math
If 210 people say pizza is their favorite food,how many people were surveyed using the graph if 42% chose pizza, 33% chose hotdogs, and 25% chose pasta? 
ap algebra
Please help me with this problem. I don't know what to do. Use the graph or table to determine a solution of the equation. Use synthetic division to verify that this number is a solution of the equation. Then solve the polynomial equation. x3 + 6x2 + 11x + 6 = 0 
Physics check
1)The velocity of sound in air is 332 m/s. If the unit of length is km and the unit of time is hour, what is the value of velocity? m/s 2)What conclusions can be drawn if a velocitytime graph is a curve? acceleration is not constant. 
elementary
Write a paragraph about data using the appropriate data vocabulary words. Think about why the line went so far at the end of the graph.In other words, analyze the data. 
algebra
graph triangle rst with vertices r(1,3),s(4,2), t(2,5) Draw the image triangle r's't' formed by rotating triangle rst 90 degree, 180 degrees, and 270 degrees about the origin. Give the coordinates of r',s', and t'. 
pre calculus
A wire 10m long is cut into 2 pieces. one piece will be cut into a square the other piece will be shaped into a circle. Graph A= A(x) for what value of x is A smallest? 
physics
Given a velocity time graph how do you determine when the object is moving at the lowest speed is it when V=O or when the gradient is the less steepest? Do the terms "moving at lowest speed" and "moving slowest" mean the same 
Quadratic Equations and Functions
I started having trouble on part (c), and I need to know this before I can go onto the other problems. Plz help! The parabola shown at the right (no picture, sorry) is of the form y=x^2+bx+c. The graph's yintercept is (0,2), the axis of symmetry is 2.5 and the two points ... 
microeconomics
If MP of labor is rising, then AV must be rising too. Is this True or False? do some research, then take a shot. Hint: your text probably has a graph with both marginal and average (cost or production) curves. Is there a level where the M curve is rising while the AV curve is ... 
math
Suppose a reporter sees a graph with the following headline: Average Number Of Firearms Per Owner: 4.5; Then she creates a headline for her newspaper: Every Person in The U. S. Owns More Than Four Firearms. Should her editor accept the headline? Explain your reasoning. 
Calculus
which of the following is not a type of break in the graph? a) holes b) horizontal asymptotes c) jumps d) vertical asymptotes I know for sure that a is not the answer and i doubt that c is the answer. I think the answer would be b. 2. Describe what can be inferred about the ... 
Calculus
A particle moves along the graph of the function y= 8/3x^(3/2) at the constant rate of 3 units per minute. The particle starts at the point where x = 1 and travels in the direction of increasing x. After one hour, what is the xvalue, rounded to the nearest hundredth, of the ... 
Algebra 2
For each function, identify the horizontal translation of the parent function, f(x)=x^2. Then graph the function. 19. y=(x4)^2 I need to figure out how to solve this problem, so steps would be appreciative! PLEASE don't leave websites for me to check out, I guarantee you I've... 
chem
A sample of O2 gas is placed in a sealed 1.00 L flask and pressure is measured as temperature is changed. The data are plotted and the slope of the resulting line is equal to 0.00300 atm/K. The line passes through the origin of the graph. There are ???? g of O2 gas in the flask. 
PreCalculus
I am having trouble with several problems: 1) Find the coordinates of the center, foci, and the vertices, and the equations of the asymptotes of the graph of the equation (x+1)^2/2  y^2/8 =1 2) Write the standard form of the equation of the circle that is tangent to x= 2 and... 
PreCalculus
I am having trouble with several problems: 1) Find the coordinates of the center, foci, and the vertices, and the equations of the asymptotes of the graph of the equation (x+1)^2/2  y^2/8 =1 2) Write the standard form of the equation of the circle that is tangent to x= 2 and... 
statistics
Your friend is thinking about buying shares of stock in a company. You have been tracking the closing prices of the stock shares for the past 90 trading days. Which type of graph for the data would be best to show your friend? 
Chemistry
1. The vapor pressure, P of a certain liquid was measured at two temperatures, T. from this data: T(K) and P(kpa) 275 3.57 825 6.57 for the enthalpy how would this be plotted on the graph point 1: point 2: 2. What is the rise, run, and slope 3. What is the enthalpy of ... 
Physics
This question has to do with kinematics graphing. I CAN NOT REPRODUCE THE GRAPH BUT hope that some help can be given to me with this question. The position versus time for a certain object moving along the xaxis. The object's initial position is 2 m. Find the instantaneous ... 
Algebra please help!
I had to find the distance between to locations on a graph which I did using the distance formula I got sqrt281 from point a (6,3) point b (10,9). The problem is each unit is approximately 1/8 of a mile. Now what? Round your answer to the nearest tenth of a mile. 
Math
you receive a $30 gift card to a shop that sells fruit smoothies for $3. if you graph an equation of the line that represents the money, y, remaining on the card after you buy x smoothies, what will the y intercept be? will the line rise or fall from left to right? explain 
Algebra
Hello again, I am now working on trying to find the relation of x = 1  y^2, along with the domain and range. Then written in interval notation. I think I am ok with figuring out the domain and range on a graph but my problem is how to solve to get these x and y coordinates. ... 
Calculus
Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. (Round your answer to three decimal places.) Between y = e^x and y = x for x in [1, 2] 
algebra
Ty uses the function g(x)=0.5+0.2(x1) to calculate the cost in dollars of using a calling card to make a long distance call lasting x minutes.The variable x must be a hole number.graph the function then determine the cost of a 10minute call 
Trigonometry/ please help!
Assume that simple harmonic motion of a spring is described by the equation S=4 cos πt/ 2 where s is in centimetres and t is in seconds. When during the time 0<=t<=8 is the spring passing through the origin? I attempted this question but the graph doesn't pass ... 
math
a car traveling at 25 miles per hour is 48 miles over the first 5 second it maintains this speed for the next 5 seconds and than slow to a stop during the next five seconds which graph below could match the situation described 
Statistics
A modification is made to a computer component to try to increase its mean time between failures, which was originally 520 hours. Tests on a simple random sample of 10 modified components resulted in the following times (in hours) between failures. Assume that the sample comes... 
Precalculus
Number of possible turning points in the following equation f(x)=x^2(x3)(x+4) are there 2 turning points or three turning points on the graph 
Economics
A monopoly firm faces a demand curve given by the following equation: P = $500 − 10Q, where Q equals quantity sold per day. Its marginal cost curve is MC = $100 per day. Assume that the firm faces no fixed cost. You may wish to arrive at the answers mathematically, or by... 
Math
Earn al least $150 a week. $10 per hour working for a farmer. $5 per hour babysitting. can work at most 25 hours per week. Write and graph a system of linear inequalities. 
algebra
Cupcakes cost $1.50 each to produce with fixed cost of $50. a) Express the cost C, of producing the cupcakes as a linear function of x cupcakes produced. b)Find the average cost, C=C/x and simplify appropriately. c) What is the horizontal asymptote of C? Interpret. d) Graph C ... 
Algebra
How do the solutions of the equation compare to the length of the rectangular object and the xintercept of the graph? Provide both the solutions and measurement. x^310x^2+21x 108 = 0 Length: 9 inches Height: 6 inches Width: 2 inches 
Algebra
Use a graphing calculator or a computer to graph the system of inequalities. Give the coordinates of each vertex of the solution region. 5x3y is greater than or equal to 7 x2y is greater than or equal to 3 3x+y is greater than or equal to 9 x+5y is less than or equal to 7 I... 
7 grade 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. 
Algebra
1. What polynomial has a graph that passes through the given points? (2, 2) (1, 1) (1, 5) (3, 67) A. y = x3 + 4x2 + 2x  2 B. y = x3 + 4x2 + 2x  2 C. y = x4 + 4x3 + 2x2  2x D. y = x3  4x2  2x  2 B? 2. Write 2x 2(5x 2 +4x 3) in standard form. A. 7x5 10x4 B. 8x5 ... 
math
find the area between the xaxis and the graph of the given function over the given interval: y = sqrt(9x2^2) over [3,3] actually, it's y = sqrt(9x^2) over [3,3] 
Algebra 2
Let (x1,y1) be a solution, other than (0,0), of a direct variation equation. Write an second direct variation equation whosegraph is perpindicular to the graph of the first equation. 
math
If you were going to graph this function what would be the coordinates of the points that you would plot? Is this a linear or nonlinear function? Explain. f(x)= 2x+5 inputs (5) and (8) f(8)= 2(8)+5=16+5=21 f(5)= 2(5)+5=10+5=15 Would the points be (5,15) and (8,21)?