# How to sketch graph of

9,907 results, page 82

23. ### math

The total sales made by a salesperson was $25,000 after 3 months and$68,000 after 23 months. Using an equation for the line whose graph depicts this data, predict the total sales after 40 months.
24. ### algebra

The total sales made by a salesperson was $25,000 after 3 months and$68,000 after 23 months. Using an equation for the line whose graph depicts this data, predict the total sales after 40 months
25. ### Science

A straight line with a positive slope on a velocity-time graph indicates which of the following? no movement constant acceleration toward the reference constant velocity away from the reference constant acceleration away from the reference
26. ### math

A cheese pizza costs $5. Additional toppings cost$1.50 each. Write and graph an equation in two variables that represents the total cost of a pizza. Let tt represent the number of toppings and cc represent the total cost of the pizza.
27. ### Math

Domain describes the x values on a graph, Range describes the y values. Domain is the independent value, making range the dependent value.
28. ### math 209

Selling shirts. If a vendor charges p dollars each for rugby shirts, then he expects to sell 2000  100p 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...
29. ### college algebra

The following graph shows how a 4-color web printing press depreciates from the year 2006 to the year 2010. It was purchased new in the year 2006; therefore x = 0 represents the year 2006. X – axis (horizontal) = years starting from 0 = 2006 and increasing by 0.5 years Y...
30. ### Physics

The graph shows the temperature versus time relationship for 2 kg of particular substance. The substance is in the solid state at a room temperature of 20 degrees Celsius. - The 100 joules of heat is needed to completely change the substance from a solid to a liquid state, ...
31. ### Graphing interpretation

What would it mean if the line of a linear regression graph went through the origin? If it doesn't go through the origin and I make it go through the origin, what am I doing? I was looking for the answer to this and all I came up with was that if the line goes through the ...
32. ### PreCalculus

Writing to Learn: In a certain video game a cursor bounces back and forth horizontally across the screen at a constant rate. Its distance d from the center of the screen varies with time t and hence can be described as a function of t. Explain why this horizontal distance d ...
33. ### Precalculus

I know I posted this already but.. I don't understand what exactly is the answer, since the answer key shows the intersection of the circle and hyperbole at (-5,0) What about (7.5,0)???? By the way the graph has one intersection point... How do you know the correct answer???? ...
34. ### Math

I don't understand how to do this problem if someone can please help me to figure it out thank you. A survey about the student government program at a school finds that of 245 students: -218 students like the program -27 students think the program is uncessary If a circle ...
35. ### Thermodynamics

A closed cycle gas turbine unit operating with max. And min. Temp. Of 760 and 20 Celsius deg has a pressure ratio of 7/1. Calculate the thermal efficiency and work ratio? Ans = 42.7 % , 0.505 My answers are : Efficiency 42.7 % which is correct.. but work ratio = 1.977. T1 and ...

Hello, In a class of 24 students, every student flips fairly two coins 40 times each and records the results. Assume that the class obtained the expected results when they conducted the experiment. a. Make a bar graph illustrating the combined class results b. explain why an ...
37. ### science

suppose that a population of skunks lives on an isolated island is 500 skunks are present today and the birth rate is 65 per week and the death is 47 per week how many skunks to you predict will be on the island 105 days from now and what would a graph population versus time ...
38. ### Science

suppose that a population of skunks lives on an isolated island is 500 skunks are present today and the birth rate is 65 per week and the death is 47 per week how many skunks to you predict will be on the island 105 days from now and what would a graph population versus time ...
39. ### Algebra

Right now we are learning about absolute value inequalities. I have to solve and graph this inequality: Pretend my paranpheses are absolute value signs (x-4) + 5 is greater than or equal to 10. I assume I would take 5 away from each side first. But what would be the correct ...
40. ### Chem

I am doing a lab on enthaply of vaporization of water, I got everything else on the post lab but these two questions, please help. The deltaHvap data from the handbook reference vary with temp. 1) if your data were perfect, but deltaHvap is not constant, how would this show up...
41. ### Math

A carnival Ferris wheel with a radius of 7 m makes one complete revolution every 16s. The bottom of the wheel is 1.5 m above the ground. Find the amplitude, vertical shift, phase shift and k value and period. Do all calculations and then make your final equation. Predict how ...
42. ### math

Let V be the volume of the solid that lies under the graph of f(x,y)= (52 − x^2 − y^2)^1/2 and above the rectangle given by 4 ≤ x ≤ 6, 0 ≤ y ≤ 4. We use the lines x = 5 and y = 2 to divide R into subrectangles. Let L and U be the Riemann ...
43. ### Math

Find the intervals on which the function is increasing, decreasing, concave up, or concave down and find any local extreme values and inflection points. So I know how to do the above, but not with piece wise functions. Someone help me out? Y={3-x^2, x<0 and x^2+1, x>=0} ...
44. ### Physics

When a high-speed passenger train traveling at 124 km/h rounds a bend, the engineer is shocked to see that a locomotive has improperly entered onto the track from a siding and is a distance D=666 m ahead. The locomotive is moving at 21 km/. The engineer of the high-speed train...
45. ### Chemistry

After taking a medication its concentration in the bloodstream behaves as shown in the graph 650t/(t^3+200), where the x values are hours since first taking the medication and y is the concentration of the medication (mg/cc) in the blood stream after the given number of hours...
46. ### Chemistry

After taking a medication its concentration in the bloodstream behaves as shown in the graph 650x/(x^3+200), where the x values are hours since first taking the medication and y is the concentration of the medication (mg/cc) in the blood stream after the given number of hours...
47. ### Algebra- is my answer right

Choose the end behavior of the graph of each polynomial function. A f(x)= -5x^3-4x^2+8x+5 B f(x)= -4x^6+6x^4-6x^3-2x^2 C f(x)= 2x(x-1)^2(x+3) A= falls to the left and rises to the right B= Falls to the left and right C=Rises to the right and left.

When a quadratic equation has one solution, there will be one x-intercept; when there are two solutions, there will be two x-intercepts and when the equation has no solution, the graph will have no x-intercepts",is there another way of determining this?
49. ### math

what is the vertical and horizontal difference between the two eqautions on a graph? please help me on this. These two eqautions when graphed are parralell to each other. But im not sure how to calculate the difference in vertical and horizontal. please help.
50. ### Linear Equations

Can you check these thanks. Linear Equations Directions: Write each equation in standard form. 1. y=7x-5 Answer: 7x-y=5 2. y=3/8+5 (3/8 is a fraction) Answer: 3x-8y=40 3. x= -2/7y+3/4 Answer: x+14y=12 4. 3y-5=0 Answer: x+3y=0 Find the x-intercept and y-intercept of the graph ...
51. ### Discrete Mathematics

Let G be a graph with vertex set V = {v1, v2, v3, v4, v5}. A. Is it possible for the degrees of the vertices to be 3, 6, 2, 1, 5, respectively? Why or why not? B. If the degrees of the vertices are 1, 2, 3, 4, 6, respectively, how many edges are in G? C. If the degrees of the ...
52. ### MATH

A lattice point is a point with integer coordinates. How many lattice points $(x,y)$ with $-100\le x\le 100$ and $-100\le y\le 100$ are on the graph of the parametric equations \begin{align*} x&=30-40\cos t,\\ y&=-50 + 30\cos t? \end{align*}
53. ### physics

A monkey standing on the ground wants to climb to the top of a vertical pole 13m tall.he climbs 5m to 1seconds and slips downward 3m in the next 1seconds..he again climbs 5m in 1sec ANd slips by 3m in the next second and so on..draw the x-t graph of his motion and hence find ...
54. ### psychology

View the results for a hypothetical psychology test psychology test. Then, create a report with the following: The mean score for each question. The mean score for the entire test. A graph that represents the scores for each question.
55. ### maths

For the following graph: a. Find the domain of f. b. Find the range of f. c. Find the x-intercepts. d. Find the y-intercept. e. Find the intervals over which f is increasing. f. Find the intervals over which f is decreasing. g. Find the intervals over which f is constant. h. ...
56. ### math

the crowd that heard the president speak was estimated to eb 10000 people. the acyual crowd could be 750 people more or less than this. What are the possible values for the actual crowd size? Write and solve a compund inequality that rpresent it and graph the solution. I think...
57. ### MATH

You have $110 IN YOUR lunch account and plan to spend$2.75 each school day. a) Write and graph a linear equation that represents the balance in your lunch account (i just need help making an equation for this problem) b) How many school days will it take to spend all of the ...

73. ### Algebra

A miniature rocket is launched so that its height in meters after t seconds is given by the equation h=-4.9t^2+29.4t+7. (a)draw a graph of the equation (b)how high is the rocket after 5 seconds? (c)what is the maximum height the rocket will attain? (d)how long after the launch...
74. ### MATH HELP

If the pattern rule is x2 +6, imagine what the trend line for this pattern would look like (on a graph of course). What pattern rule would have a trend line at the same vertical intercept (y-intercept) but has a different steepness? Explain your thinking. PLEASE HELP ME.
75. ### horizontal asymptote

Find the horizontal asymptotes of the function's graph y = 200 / (1+10e^(0.5x)) If you let x --> minus infinty the exponential tends to zero and the function approaches 200. If x --> infinity then the exponential becomes infinite and therefore the limit is zero. So, the ...
76. ### Chemistry

In the cchemistry lab we conducted an experiment called atomic spectroscopy. We had to find the color, energy, wavelength, and 1/lamda for Hydrogen, neon, and mercury. For hydrogen: red 1.90ev 650nm 1.54e^-3 red 2.02ev 610nm 1.64e^-3 green 2.30ev 545nm 1.83e^-3 for neon: green...
77. ### math/science

How do I determine the isotonic state of a grape cell, the point at which no water would enter or gain a cell? I did an experiment including grapes in which I got these results (can someone post the link without the spaces?) h t t p : / / i 2 5 . t i n y pi c. c o m / 2 m o v ...
78. ### Algebra

Solve each system graphically. 4y = x + 8 3x - 2y = 6 Basically, what I have to do is find at least one point that works. I tried graphing it on graph paper, and it looked like about (1, 3.5). But when I tried placing in the equations, it did even work in the first one. I do ...
79. ### Math

Staring from the pit, Helen made three laps around a circular track at 40 seconds per lap. She than made a 30-second pit stop and two and a half laps before running off the track and getting stuck in the mud for the remainder of the race. Graph Helen's distance from the pit as...
80. ### algebra 1

If the graph of a line has a positive slope and a negative y-intercept, what happens to the x-intercept if the slope and y-intercept are doubled? A) The x-intercept becomes 4 times larger B) The x-intercept becomes twice as large C) The x-intercept becomes 1/4th as large D) ...
81. ### algebra 1

If the graph of a line has a positive slope and a negative y-intercept, what happens to the x-intercept if the slope and y-intercept are doubled? A) The x-intercept becomes 4 times larger B) The x-intercept becomes twice as large C) The x-intercept becomes 1/4th as large D) ...
82. ### in desperate need of help, PRECALC

a driver averaged 50 miles per hour on the round trip between akron, oh and Columbus, oh, 100 miles away. The average speeds for going and returning were x and y miles per hour, respectively. a. show that y=25x/x-25 b. determine the vertical and horizontal asymptotes of the ...
83. ### Calculus help

A car travels along a straight road for 30 seconds starting at time t = 0. Its acceleration in ft/sec2 is given by the linear graph below for the time interval [0, 30]. At t = 0, the velocity of the car is 0 and its position is 10. What is the total distance the car travels in...
84. ### Calculus

Question Details: Do the following. (Round your answers to four decimal places.) (a) Estimate the area under the graph of f(x) = 8 + 2x2 from x = -1 to x = 2 using three rectangles and right end-points. R3 = 1 Improve your estimate by using six rectangles. R6 = 2 (b) Repeat ...
85. ### Algebra

Danielle has decided to raise rabbits but has been warned that the number of rabbits she will have will grow very quickly. Danielle started out with 15 rabbits and the function y=15*1.8x models the number of rabbits she will have after x months. Which graph represents the ...
86. ### Chemistry

Record the amount of heat needed to change phases for water-ice to steam using graphical analysis. Is there a one accurate amount of heat needed to change phases, I thought it varied depending the problem... Would the question be asking for the heat needed in my graph that I ...
87. ### calculus

I needed help with these FRQ in my APCalc course. Any help or walkthrough would be extremely helpful - thanks in advance. Let f be the function given by f(x)=3ln((x^2)+2)-2x with the domain [-2,4]. (a) Find the coordinate of each relative maximum point and each relative ...
88. ### Math

Your parents allow you to play video games for no more than 8 hours a week. You have already played for 2.5 hours this week. Write and solve an inequality that represents how much more time you can play video games this week. Graph the solution on a number line.
89. ### Maths

Can you help me? I have this question: Find the equation of the line given the following information: m=UD, x=3. And I have to find the equation. Then it says: Identify the slope and y intercept from the following equations: x=5, m=___, b=___ I also have to graph it. But I don...
90. ### ALGEBRA

Sales tax in Pennsylvania is 6%. Create an equation for the total price (cost plus tax) of a purchase in PA in terms of its cost. How much would a person pay for a car whose cost is $32,000? PAY = COST + 0.06 * COST P=C(1+1.06) P=1.06C P= (32,000)= 1.06*32000=$33920.00 HOW ...
91. ### algebra

Sales tax in Pennsylvania is 6%. Create an equation for the total price (cost plus tax) of a purchase in PA in terms of its cost. How much would a person pay for a car whose cost is $32,000? PAY = COST + 0.06 * COST P=C(1+1.06) P=1.06C P= (32,000)= 1.06*32000=$33920.00 HOW ...
92. ### Calculus II

Hello! I have a problem on volumes but I am having trouble visualizing the object. y=ln(x), y=1, y=2, x=0, about the y-axis For the graph, I graphed y=ln(x), then I have from 1 to 2. Is this one with a washer where I have integral fom 1 to 2 of pi*ln(x)^2 - pi* something? I'm ...
93. ### math

The graph of an equation in the form y=mx + b is a straight line. Can the equation of every straight line be written in the form y=mx + b (Hint: What is the equation of a vertical line?)
94. ### Calculus

I need to find the slope of the graph of the function at the given point. Function: f(theta)=4sin(theta)-(theta) Point: (0,0) I tried finding the derivative of the function at theta=0, but I got 0 for an answer. I checked the answer in the back of my book and it is 3. I just ...

12. Write a sequence of transformations that maps triangle ABC onto triangle A''B''C''. It is a graph, so here are the coordinates: A is 1,8 B is 3,12 C is 4,4 A'' is 3, -3 B'' is 5, -6 C'' is 6, 2 Please help! I have no idea how to write a "sequence of transformations "!! I ...
96. ### Math

Greg rode his bicycle at a constant speed of 20 miles per hour. Plot points on the graph to present the distances Greg rode after 1,2,3, and 4 hours (1 hour = 20 miles, 2 hours = 40, 3 hours = 60, 4 hours = 80 miles). Write an equation to represent the relationship between ...
97. ### Chemistry

In the cchemistry lab we conducted an experiment called atomic spectroscopy. We had to find the color, energy, wavelength, and 1/lamda for Hydrogen, neon, and mercury. For hydrogen: red 1.90ev 650nm 1.54e^-3 red 2.02ev 610nm 1.64e^-3 green 2.30ev 545nm 1.83e^-3 for neon: green...
98. ### algebra 1b

i need help!!!!!!!!!!!! Please post your problem and your attempts to solve it. Then we'll be glad to help you. what's the problem? I have a test on wednesday or thursday and I think I'm gonna pass it! I need help with Simplifying i need help with sketching the graph of the ...
99. ### Calculus

Evaluate the Riemann sum for (x) = x3 − 6x, for 0 ≤ x ≤ 3 with six subintervals, taking the sample points, xi, to be the right endpoint of each interval and please explain, using a graph of f(x), what the Riemann sum represents. My cousin needs help with her ...
100. ### calculus

f(x)= (5x^4 + 5x^3 + 6x^2 + 8x + 5)/(1x^4 + 1x^3 + 1x^2 - 9x + 4) What is the equation of the horizontal asymptote? y = ___? Does the graph of f(x) intersect its horizontal asymptote? (yes or no) If yes, at what x-values does f(x) intersect its horizontal asymptote? Give your ...