Tuesday

November 24, 2015
Number of results: 127,567

**Algebra**

Below is the graph of a polynomial function f with real coefficients. Use the graph to answer the following questions about f. All local extrema of f are shown in the graph. I really need help with this one but I can't post the graph.
*February 4, 2011 by Rachal*

**Algebra 2**

Use the following equation to perform the operations below (do not graph the equation yet): y ={x + 5}{x + 1}\{(x + 3)(x - 2)}{(x - 4)(x + 1)}) - {1}/{x - 2} What graphical feature occurs at {x} = -1? Use the "trace" function, zoom in on the graph, or look at a table of values...
*August 6, 2015 by Boy if you don't*

**ITT**

use the eight step strategy to graph f(x)=-3x2-12x-5 find the vertex find x and y intercepts determine the number of points to graph graph the parabola
*March 4, 2015 by shan*

**College Algebra HELP**

Use the seven step method described in the book to graph the following rational function f(x)=(2x^2+x-3)/(2x^2-7x) 1) Determine the symmetry of the function 2) Find the y-intercept 3) Find the x-intercept 4) Find the vertical asymptotes 5) Find the horizontal asymptotes 6) ...
*May 15, 2013 by Rosie*

**Pre - CALCULUS**

Graph the function. Then use your graph to find the indicated limit. You do not have to provide the graph f(x) = 5x - 3,lim x -->5 f(x)
*April 14, 2015 by Ciara*

**PRE - CALCULUS**

Graph the function. Then use your graph to find the indicated limit. You do not have to provide the graph f(x) = 5x - 3,lim x -->5 f(x)
*April 14, 2015 by Ciara*

**Pre - CALCULUS**

Graph the function. Then use your graph to find the indicated limit. You do not have to provide the graph f(x) = 5x - 3,lim x -->5 f(x)
*April 15, 2015 by Ciara*

**Quadratic Functions**

Please explain to me how to do the following problems, I dont understand them. Thanks! Find the x-intercepts (if any) for the graph of the quadratic function. 1.f(x) = (x + 2)2 - 4 Find the y-intercept for the graph of the quadratic function. 5.y + 9 = (x + 3)2 Find the domain...
*October 13, 2007 by Carmen*

**College Algebra**

1.The graph of y = - 1/2 |x - 5| - 3 can be obtained from the graph of y = |x| by which transformations? What is the horizontal shift? By what factor is the graph stretched or shrunk vertically and how is it reflected? What is the vertical shift? 2. Find the following for the ...
*August 4, 2012 by Kameesha*

**IGCSE MATHS**

A firm selling CDs finds that the number sold (N thousand) is related to the price (£P) by the formula 6P + N = 90. (1) Draw the graph of N against P for 0 < N < 90 (the vertical axis should be the P axis, and the horizontal axis should be the N axis). (2) Use your graph...
*January 19, 2013 by Anonymous*

**Seven step method**

Use the seven step method described in the book to graph the following rational function f(x)=(2x^2+x-3)/(2x^2-7x) 1) Determine the symmetry of the function 2) Find the y-intercept 3) Find the x-intercept 4) Find the vertical asymptotes 5) Find the horizontal asymptotes 6) ...
*May 15, 2013 by Rosie*

**math**

With regards to question J: The variables x and y are connected by the equation y = x2 - x - 5. Some corresponding values of x and y are given in the table below. x -4 -3 -2 -1 0 1 2 3 4 5 y 15 7 a -3 -5 b -3 1 7 15 (a) Calculate the values of a and b (b) Use 2 cm to represent...
*January 24, 2011 by jun*

**math**

1. Find the median of the following set of numbers. = B 45, 21, 54, 22, 65, 61 A) 54 B)49 1/2 C) 45 D)48 1/2 2. The following scores were recorded on a 100-point examination: 95, 75, 76, 86, 96, 71, 68, 81, 95, 76, 69, 82, 93, 88, 94 Find the mean and median final examination ...
*January 10, 2010 by landi*

**math pre calculus**

find the following for the function f(x)=(x+5)^2(x-2)^2 a.find the x and y intercepts, b.find the power function that the graph ressembles for large values of x c.determine the maximum number of turning points on the graph of f d.determine the behavior of the graph of f near ...
*March 26, 2013 by laila*

**Math**

In Example 2, find the percent of the total and the number of degrees in each sector for mountains, theme parks, relatives, and other. Find the median of the data set in Example 3. In which category does it fall? Find the average unemployment rate for Example 4. Determine ...
*May 21, 2013 by Kelly*

**pre - CALCULUS**

Complete the following: (a) Use the Leading Coefficient Test to determine the graph's end behavior. (b) Find the x-intercepts. State whether the graph crosses the x-axis or touches the x-axis and turns around at each intercept. Show your work. (c) Find the y-intercept. Show ...
*April 10, 2015 by Ciara*

**Algebra**

Question 1 Solve using the multiplication principle then graph. -15>-75 Question 2 Translate to an equality. Use the variable x. The number of people in the chess clubi less than or equal to 15. Question 3 Solve using the addition and multiplication principles 2.1x+20.8>...
*March 6, 2010 by Queen D*

**College Algebra**

1.Answer the following for the given quadratic function. f(x) = -2x^2 - 8x - 13 (a) does the graph of f open up or down? (b) what is the vertex (h,k) of f? (c) what is the axis of symmetry? (d) what are the intercepts? (e) how is the graph suppose to look for this question? (f...
*August 4, 2012 by Kameesha*

**math**

use the graph to find the following a. f(3) b. the domain c. any x- value for which f(x)=2 d. the range
*September 19, 2010 by Anonymous*

**math**

Use The Graph To Find The Following A.f(3) B. The Domain, C Any X-values For Which F(x)=2. D. The Range?
*September 19, 2010 by Anonymous*

**Function Graphs**

How do use a graph to find a particular function value like y=f(x).Find 2? Also, how do you use a graph to determine the function's domain and range?
*September 1, 2007 by Soly*

**Algebra-Functions**

I have two problems, that both have graphs involved. 1. How do use a graph to find a particular function value like y=f(x).Find 2? 2. Also, how do you use a graph to determine the function's domain and range?
*September 1, 2007 by Soly*

**AP Calculus**

A function g(x) has the following characteristics: 1) It is rational with a quadratic polynomial in both the numerator and the denominator. 2) It has a removable discontinuity at x=1 and the limg(x) as x approaches 1 is -1/9 3) The graph of g(x) has a vertical asymptote at x=5...
*October 3, 2010 by Jackie*

**PLEASE HELP WITH CALCULUS!!!**

A function g(x) has the following characteristics: 1) It is rational with a quadratic polynomial in both the numerator and the denominator. 2) It has a removable discontinuity at x=1 and the limg(x) as x approaches 1 is -1/9 3) The graph of g(x) has a vertical asymptote at x=5...
*October 3, 2010 by Jackie*

**physics**

A coin is placed on a vinyl stereo record that is making 78 revolutions per minute on a turntable. Find the magnitude of the acceleration when the coin is placed 5.0, 10, and 17 cm from the center of the record. The radius of Earth is about 6.38x10^3 km. A 7.40x10^3 N ...
*December 13, 2010 by Becky*

**calculus**

Help! I have a test tommorow! I don't understand (b), (c), (e), and (g). The answers are listed following the each question. Here's a discription of the graph: There is a graph of a function f consists of a semi circle (-3 to 1 faced downward on the x-axis) and two line ...
*October 26, 2007 by Anonymous*

**Math**

Use the graph below to answer the following question. 1. Find the slope. (1 point) 2 2 Use the graph below to answer the following question. 2. Find the slope of the line. Describe how one variable changes in relation to the other. (1 point) 2; distance increases by 2 miles...
*April 24, 2015 by Andrew *

**math**

Use the graph below to answer the following question. 1. Find the slope. (1 point) 2 2 Use the graph below to answer the following question. 2. Find the slope of the line. Describe how one variable changes in relation to the other. (1 point) 2; distance increases by 2...
*May 7, 2014 by Anonymous*

**pre calculus**

find the following for the function f(x)=(x+3)^2(x-1)^2 a.) find the x and y intercept of the polynomial function f. b.)find the power function that the graph of f ressembles for large values of lxl. c.)determine the maximum number of turning pointsof the graph of f. d.) ...
*April 29, 2013 by shirley*

**college algebra**

Graph the following function using transformations. Be sure to graph all of the stages on one graph. State the domain and range. For example, if you were asked to graph y= x^2+11 using transformations, you would show the graph of y = x^2 and the graph shifted up 1 unit...
*December 11, 2012 by beatrize*

**Algebra**

Can anyone help me with this problem? I need to show all steps and explain what is happening. A graph would be great for a visual too if possible. Thank you for any help. We define the following functions: f(x) = 2x + 5, g(x) = x^2 3, h(x) = 7 x / 3 (that is 7-x divided by...
*December 6, 2013 by Lois*

**Pre-Calculus**

For the function f(x)=12x^3+4x^2-27x-9 describe the end behavior. Find the real zeros of f and determine whether the graph crosses or touches the x-axis at each x-intercept. Use the zeros of f and test numbers to find the intervals over which the graph of f is above or below ...
*October 10, 2015 by Leizy*

**college algebra**

Question 638522: Graph the following function using transformations. Be sure to graph all of the stages on one graph. State the domain and range. For example, if you were asked to graph y= x^2+ 1 using transformations, you would show the graph of y = x^2 and the graph shifted ...
*December 11, 2012 by beatrize*

**calculus**

Given the graph of f(x) find the graph of 2 f( -3x - 2) - 4 Is this correct??? First, compress the graph horizontally by 3. Second, reflect the graph over the y-axis. Third, shift the graph 2 units to the right. Fourth, stretch the graph vertically by 2. Lastly, shift the ...
*October 13, 2010 by Blake*

**math**

how to graph this y=6x+20 Graph the y-intercept. Show the lines that indicate the use of slope to graph two more points Draw the line representing the graph of the equation
*March 1, 2012 by help please help!!!*

**Physics**

The graph below shows the force applied to a 4.0 kg cart initially at rest but free to move on a horizontal track. Forces (in N) are measured on the ordinate and times (in s) are measured on the abscissa. Use the following values for the graph: a = 4.9 and x = 2.0. Assume the ...
*April 14, 2014 by JAYZ*

**calculus reposted**

Given the graph of f(x) find the graph of 2 f( -3x - 2) - 4 Is this correct??? First, compress the graph horizontally by 3. Second, reflect the graph over the y-axis. Third, shift the graph 2 units to the right. Fourth, stretch the graph vertically by 2. Lastly, shift the ...
*October 14, 2010 by Blake*

**algebra**

find the slant asymptote of the graph of the rational function and use the slant asymptote to graph. f(x)=x^2+x-2/x-7 find slant asymptote of graph of f use slant asymptote to graph rational function find x and y intercepts find vertical and horizontal asymptote
*September 5, 2012 by anniston*

**Calculus**

I have done one part of this question. I am, however, unsure as to how to set up the graph. Can someone help me? 1. Use a graph to find a number N such that |(6x^2+5x-3)| | |------------- -3 | < 0.2 whenever x>N |(2x^2-1)| | y=2.8 and y=3.2 My issue is how to find the x...
*September 15, 2015 by Anonymous*

**Math**

Use the graph below to answer the following question. I'll post the link to the graph below. Find the slope. A. 2 B. -1/2 C. -2 D. 1/2 Honestly I'm horrible at Math so I can't really pick a answer can someone please help me? Please explain to me how to work this problem.
*April 28, 2015 by Amber*

**College alg**

Analyze the graph of the following function as follows: (a) Find the x- and y-intercepts. (b) Determine the end behavior: find the power function that the graph of f resembles for large values of |x|. (c) Find the maximum number of turning points. f(x)=x^2(x+2)
*January 4, 2012 by sunny*

**Calculus**

Find an equation of the tangent line to the graph of the function f through the point (x0, y0) not on the graph. To find the point of tangency (x, y) on the graph of f, solve the following equation of f '(x). f '(x) = y0 − y/x0 − x f(x) = √x (x0, y0) = (-16, ...
*August 4, 2014 by Karen*

**calculus**

use the graph of f(x) in the graph to find the sign (positive or negative) of dy/dx and d2y/d2x at the points A,B,C, and D
*December 7, 2010 by Anonymous*

**Algebra**

Use the graph to find the solutions of the given equation -X power 2 +36 = 0 graph is parabola downward open
*April 10, 2013 by Terri*

**Science**

The type of graph used to show how a part of something relates to the whole is which of the following? A)circle graph B)bar graph C)line graph D)direct proportion My Choice is A
*August 30, 2015 by Trish*

**math**

**Problem 3: Create a linear function (y=mx+b) and graph the line for the following set of data. x | y 2 | 1 4 | 2 6 | 3 First, use the slope formula to find slope: (y2-y1)/(x2-x1) Then, put the slope (m), a 'y' point, and matching 'x' point into the formula y=mx+b. Solve for...
*May 15, 2015 by kelly*

**science**

a wolf is chasing a rabbit. Use the following data to graph the wolf's motion 15 m/s at 0s, 10 m/s at 1s, 5 m/s at 2s, 2.5 m/s at 3s, 1 m/s at 2s, 2.5 m/s at 3s, 1 m/s at 4s, and 0 m/s at 5 s. What does the graph tell you?
*April 9, 2012 by oliva*

**Calculus**

Use the Fundamental Theorem of Calculus to find the area of the region bounded by the x-axis and the graph of y = 4 x3 − 4 x. Answer: (1) Use the Fundamental Theorem of Calculus to find the average value of f(x) = e0.9 x between x = 0 and x = 2. Answer: (2) Draw the ...
*December 6, 2010 by Erika*

**math**

1. Consider the function f(x) = x3 + 7x2 + 2x - 40 . a. Find the possible rational roots of f(x) = 0. b. Use synthetic division to divide f(x) by x - 2. Show all your work. Use your answer to explain whether or not x 2 is a factor of f(x). c. Factor f(x) completely. Show all...
*June 6, 2011 by Maddie*

**physics**

In an experiment to verify Newton's law of cooling, the temperature of hot water in a calorimeter T/oC is plotted against time t/min. Which of the following is true about the graph? a. the graph is linear and parallel to the T-axis b. the slope of the graph is positive c. the ...
*November 18, 2014 by Sam*

**Making Data Graphs**

In Example 2, find the percent of the total and the number of degrees in each sector for mountains, theme parks, relatives, and other. Find the median of the data set in Example 3. In which category does it fall? Find the average unemployment rate for Example 4. Determine ...
*August 15, 2011 by maria*

**Algebra II**

Graph 16x^2 + 9y^2 = 144 I know that you cannot graph this but the graph of this equation should be a circle I think. I have points (3,0), (0,4), (-3, 0), and (0,-4) graphed. Is there any more points that I could use to graph? Thanks.
*March 9, 2008 by Lucy*

**algebra **

find the following for the function f(x)= (x+5)^2(x-1)^2 a) find the x and y intercepts for the polynomial function f b) determine whether the graph of f crosses or touches the x axis at each x intercept C) put all information together to obtain the graph of f
*August 18, 2012 by alli*

**Algebra**

The question says given the function f(x)find the following: a graph is then shown with a) f(-1) b) f(3) c) find x when f(x) = -2 I have no idea where to start. I can't show you the graph here but there is a line with a starting point and ending point
*September 20, 2014 by Ardine*

**Pre-Cal**

Identify the following features of the graph of g(x) = (3/2)^x+2 A) Asymptotes B) Intercepts C) Increasing or decreasing Once I graph this on my calculator, how can I find these?
*March 22, 2010 by Mark*

**Calculus**

Use a symbolic differentiation utility to find the derivative of the function g(x)=xć((x^2)+1). Use the utility to graph the function and is derivative on the same set of coordinate axes. Describe the behavior of the function that corresponds to any zeroes of the graph of the...
*November 11, 2007 by Jon*

**calculus**

Let f x coth x . Use the Graph software posted in Moodle to do the following: (a) Graph f x . (b) Graph the tangent and normal lines to the graph of f x at x 1. (c) Graph f x . (d) ...
*April 19, 2014 by fatma*

**trignometry**

Some equations cannot be solved by symbolic manipulations. Use a graph to find all solutions of the equation sin 8x = 2x - 1. Show the details in a sketch of the graph.
*October 24, 2015 by jojo*

**Calculus**

Suppose f(x)= e^(-1/x). Graph this function in the window -5(</=)x(</=)5 and 0(</=)y(</=)10. Find the tangent line to y = f(x) when x=2 and include it in your graph. Also find any horizontal or vertical asymptotes and include them in your graph. Give explanations ...
*November 8, 2009 by George*

**Calculus**

Suppose f(x)= e^(-1/x). Graph this function in the window -5(</=)x(</=)5 and 0(</=)y(</=)10. Find the tangent line to y = f(x) when x=2 and include it in your graph. Also find any horizontal or vertical asymptotes and include them in your graph. Give explanations ...
*November 9, 2009 by George*

**calculus**

Consider the graph of y2 = x(4 − x)2 (see figure). Find the volumes of the solids that are generated when the loop of this graph is revolved about each of the following
*February 21, 2011 by ben*

**Noun**

physics: pls!!!!! i need ur help. in an experiment to verify Newton's law of cooling, the temperature of hot water in a calorimeter $T/^{o}C$ is plotted against time t/min. Which of the following is true about the graph? (a) The graph is linear and parallel to the T-axis. (b) ...
*September 24, 2015 by basil*

**Chemistry**

I don't understand this: For the temperature vs time graph for heat and changes of state. The graph starts at -2.1 degrees C The heat of fusion is at 2.0 degrees C The heat of vaporization is on 101.0 degrees C. The graph ends at 103.0 degrees C. So to get the heat of solid it...
*June 10, 2010 by Amy~*

**Calculus Help Please!!!**

Consider the following. f(x) = 8x (square root of (x − x^2)) (a) Use a graph to find the absolute maximum and minimum values of the function to two decimal places.
*April 1, 2014 by Tim*

**Calculus Help Please!!!**

Consider the following. f(x) = 8x(square root of (x − x^2)) Use a graph to find the absolute maximum and minimum values of the function to two decimal places.
*April 4, 2014 by Malkoc*

**algebra**

Graph the following equations; calculate the slope, x-intercept, and y-intercept, and label the intercepts on the graph. Find the area of a rectangle if three of its corners are (-0.1,-3.4), (-7.9,-3.4), and (-0.1,6.8). one I draw the graph how do I figure out the area of the...
*February 28, 2011 by bianca*

**Algebra **

Can anyone help me with the following, by providing the steps to get there and what it is that you are doing? any help would be greatly appreciated... We define the following functions: f(x)=2x+5 g(x)=x^2-3 h(x)=7-x/3 ◦Compute (f h)(4). ◦Evaluate the following ...
*December 5, 2013 by Lois*

**calculus**

answer the questions about the following function f(x)= 10x^2/x^4+25 a. is the point (-sqrt 5,1) on the graph b. if x=3, what is f(x)? what point is on the graph of f? c. if f(x)=1, what is x? what points are on the graph? d. what is the domain of f? e. list the x-intersepts? ...
*December 16, 2012 by Help--Please help!!!!*

**math-please help,need quickly**

find the slant asymptote of the graphof the rational function. 1.f(x)=x^2-x-2/x-7 y=? 2. determine the symmetry of the graph of f. a. the graph has y-axis symmetry f(-x)=f(x) b. the graph has orgin symmetry f(-x)= -f(x) c. the graph has both y-axs and orgin symmetry d. the ...
*January 9, 2013 by anonymous*

**College Algebra**

Graph the following function using transformations. Be sure to graph all of the stages on one graph. State the domain and range. y = -SQRT x - 6. My instructor is saying that I have to do more than one graph. Can anybody help me I am lost!
*July 27, 2012 by Kameesha*

**Algebra**

Find the following function f(x)=(x+3)^2(x-1)^2 (a)Find the x and y intercept of the polynomial function f. (b) Determine whether the graph of the f crosses or touches the x-axis at each x intercept. (c) Put all the information to obtain the graph of f.
*March 24, 2013 by Jenn*

**Math**

A shoe manufacturer determines that the annual cost of making x pairs of one type of shoe is $30 per pair plus $100,000 in fixed overhead costs. Each pair of shoes that is manufactured is sold wholesale for $50. a. Find the equations that model Revenue and cost and graph each ...
*March 15, 2010 by Rony*

**Pre-Calculus**

Hello! I need help with these 2 questions: 1.) Describe how the graphs of f(x) = |2x| and g(x) = -|2x| are related. a.) All of these. b.) The graph of g(x) is a reflection of the graph of f(x) over the y-axis. c.) Non of these. d.) The graph of g(x) is a reflection of the ...
*September 26, 2014 by Paris*

**Functions**

I need help with the following problems please? How do I make a transformation using g(x)=|x-2|? How do I graph g(x)=f(x+1)? How do I graph g(x)= -f(x)+2? How do I graph g(x)=1/(3)x+3? How do I grahp g(x)= f(x-1)-2
*September 14, 2007 by Jesse*

**math**

help me ..... Consider the function f(x)= -cos3x -4sin3x. (a)Find the equation of the line normal to the graph of f(x) when x= pie/6 . (b)Find the x coordinates of the points on the graph of f(x) where the tangent to the graph is horizontal. (c)Find the absolute extrema of the...
*April 24, 2012 by weloo_volley*

**math**

help me ..... Consider the function f(x)= -cos3x -4sin3x. (a)Find the equation of the line normal to the graph of f(x) when x= pie/6 . (b)Find the x coordinates of the points on the graph of f(x) where the tangent to the graph is horizontal. (c)Find the absolute extrema of the...
*April 24, 2012 by weloo_volley*

**math**

Consider the function f(x)= -cos3x -4sin3x. (a)Find the equation of the line normal to the graph of f(x) when x= pie/6 . (b)Find the x coordinates of the points on the graph of f(x) where the tangent to the graph is horizontal. (c)Find the absolute extrema of the function f(x...
*April 30, 2012 by weloo_volley*

**Math 8th Grade**

I would greatly appreciate it if someone would please be kind enough to take the time and show me how to work these problems. Thank you very much Solve by finding y and graph using the slope and y-intercept: 3x-y=1(My answer -y=3x+1)which is wrong could not graph it. x-y=3 (My...
*May 12, 2012 by Please help me*

**pre calculus**

use the seven step method to graph the following rational function: f(x)=3x^2+x-4/2x^2-5x a. determine the symmetry of the function. b. find the x and y intercepts. c. find the verticle asymptote d.find the horizontal asymptote e.plot the points between and beyond the x ...
*March 26, 2013 by asia*

**Math**

The temperature was 56 degrees this morning but dropped one degree per hour through the rest of the day. Use the graph you made for the equation for this problem, to approximate the answer to the following question: What temperature was it 15 hours later, according to your ...
*April 30, 2013 by Desirae*

**math**

weloo. Consider the function f(x)= -cos3x -4sin3x. (a)Find the equation of the line normal to the graph of f(x) when x= pie/6 . (b)Find the x coordinates of the points on the graph of f(x) where the tangent to the graph is horizontal. (c)Find the absolute extrema of the ...
*May 8, 2012 by weloo_volley*

**science/math**

I have to make this density graph on a standard sheet of graph paper of this area outside. Each side of the area is a meter (in real life). What would be an good scale to use for my graph on graph paper?
*September 26, 2008 by Jasmine*

**college algebra, Please help!!**

Answer the following function. f(x)=2x^2-x-1 A. Is the point (-2,9) on the graph of f? B. If x equals 2, what is fx? What point(S) are on the graph of f? c. if f(x)= -1, what is x? what point(s) are on the graph of f? d. what is the domain of f? e. List the x-intercpts, if any...
*November 9, 2012 by ladybug*

**college algebra, Please help!!**

Answer the following function. f(x)=2x^2-x-1 A. Is the point (-2,9) on the graph of f? B. If x equals 2, what is fx? What point(S) are on the graph of f? c. if f(x)= -1, what is x? what point(s) are on the graph of f? d. what is the domain of f? e. List the x-intercpts, if any...
*November 9, 2012 by ladybug*

**math~ helpp pplease**

(3,5) is a point on the graph of y = f(x). Find the corresponding point on the graph of each of the following relations a) y=3f(-x + 1) + 2 what do I do with the negative sign before the x (-x)?
*November 24, 2011 by Jay*

**calculus**

1.Find the following for the function f(x)=(x+6)^2(x-2)^2 a. what are the x and y-intercepts? B. Does the graph cross or touch the x-axis? c. Does the graph cross or touch the x-axis at the larger x-intercept? 2. Which of the following best describes how the graph of f can be ...
*December 18, 2012 by Sammy-please help!!!!*

**pre calculus**

2. Graph the following function using transformations. Be sure to graph all of the stages on one graph. State the domain and range. y= -2 lxl +2 For example, if you were asked to graph y= x^2 + 1 using transformations, you would show the graph of y= x^2 and the graph shifted ...
*April 2, 2013 by michelle*

**algebra**

Graph the following equations; calculate the slope, x-intercept, and y-intercept, and label the intercepts on the graph. Find the area of a rectangle if three of its corners are (-0.1,-3.4), (-7.9,-3.4), and (-0.1,6.8).
*February 28, 2011 by PEG*

**math**

Question-2; Consider the function f(x)= -cos3x -4sin3x. (a)Find the equation of the line normal to the graph of f(x) when x= pie/6 . (b)Find the x coordinates of the points on the graph of f(x) where the tangent to the graph is horizontal. (c)Find the absolute extrema of the ...
*April 21, 2012 by weloo_volley*

**maths**

1. Prove using mathematical induction that 1+2+3+...+n=[ n(n+1)]/2 2. Find the derivative of 2^x^2+log2(2x^2-1) 3. Use DeMeoivre's theorem to simplify the following expressions [(Cos pie/3 + isin pie/3)^5 (cos 2pie/3- isin 2pie/3)^4]/ (cos pie/6 - isin pie/6)^2 4.Find the ...
*February 19, 2013 by muselitata*

**maths**

1. Prove using mathematical induction that 1+2+3+...+n=[ n(n+1)]/2 2. Find the derivative of 2^x^2+log2(2x^2-1) 3. Use DeMeoivre's theorem to simplify the following expressions [(Cos pie/3 + isin pie/3)^5 (cos 2pie/3- isin 2pie/3)^4]/ (cos pie/6 - isin pie/6)^2 4.Find the ...
*February 19, 2013 by muselitata*

**college algebra**

graph the following function using transformations, be sure to graph all of the stages one graph, state the domain and the range y=x^2+12x
*November 2, 2012 by zachary*

**Mileage/graph**

I tried this and needed to graph. But, I want to find out what I did incorrect. Suppose that a car rental agency gave you the following choices. Option A: $30 per day plus 40 cents per mile. Option B: flat $50 per day (a) Write equations for cost per day c for options A and B...
*January 23, 2012 by Algebra88*

**algebra**

Can you use algebra to find a quadratic equation if your know the coordinates of just ONE point on its graph? Can you use algebra to find a quadratic equation if your know the coordinates of just TWO points on its graph? If so, what information is needed?
*October 6, 2011 by Sejul*

**Calculus I**

Sketch the graph of f by hand and use your sketch to find the absolute and local maximum and minimum values of f. 18. f(x) = 1/x , 1 < x < 3 I can graph it just fine, but for my answer I got that the function has none of the above. Is this correct?
*March 5, 2012 by Emily*

**Math**

1. What type of graph does not show the number of times a response was given? (1 point) box-and-whisker plot line plot stem-and-leaf plot bar graph 2. Which of the following types of information is suited for display on a scatter plot? (1 point) relationship between favorite ...
*April 5, 2013 by Anonymous*

**math-Inverse functions**

f(x)=-4x-2 & g(x)=5x-6. Find (f*g) and state domain. f(x)-x^2-1 what is the equation for f^-1(x)? f(x)=3x+2, find f(f^-1(14)). f(x)=4x+7 and g(x)=3x-5 find (f*g)(-4) f(x)=sqrt x+3 what is equation for f^-1(x)? Graph y=sqrt x-2 +5 which point lies on graph? A(7,6) B(0,5) C(-2,5...
*January 31, 2009 by Anonymous*

**Math- calculus**

Given f(x) = x ^ 3 - x ^ 2 -4x +4 Find the zeros of f. Write an equation of the line tangent to the graph of f at x = -1 The point (a,b) is on the graph of f and the line tangent to the graph at (a,b) passes through the point (0,-8) which is not of the graph of f. Find a and b...
*September 25, 2009 by Erin*

**precalculus**

analyzethe graph of the function Find the x- and y-intercepts. (b) Determine the end behavior: find the power function that the graph of f resembles for large values of |x|. (c) Find the maximum number of turning points. (d) Graph the function Please show all of your work. f(x...
*November 11, 2011 by kawn*

**Calculus**

1. Given the function f defined by f(x) = x^3-x^2-4X+4 a. Find the zeros of f b. Write an equation of the line tangent to the graph of f at x = -1 c. The point (a, b) is on the graph of f and the line tangent to the graph at (a, b) passes through the point (0, -8) which is not...
*January 16, 2012 by Anonymous*