# Questions on Algebra: Functions, Domain, NOT graphing answered by real tutors!

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 Algebra: Functions, Domain, NOT graphing Solvers Lessons Answers archive Quiz In Depth

 Question 465702: i would like help with this problem..please be detailed http://i52.tinypic.com/25ouemu.jpg Click here to see answer by Alan3354(30993)

 Question 464729: Graph the following function using the techniques of shifting, compressing, stretching, and/or reflecting. Start with the basic function and graph all stages on a single coordinate plane. f(x)=1/2x-5 Click here to see answer by sofiyac(695)

 Question 465821: 1) f(x)= sqrt of 5-x Determine the domain and graph I converted it to f(x)= sqrt -x+5 I have a domain of (-00,5] so I graphed it 5 on the x to -00 teacher stated it was wrong but did not state what was wrong. 2) f(x)= -2/x^+2x-3 determine the domain and graph I had a domain of (-00,-3)U(-3,00) he says that was wrong I graphed it correctly he said Thanks for your assistance Click here to see answer by stanbon(57290)

 Question 466129: given f(x)=5x+2, find f(-2) Click here to see answer by ewatrrr(10682)

 Question 466150: (Revenue) The John Deere company has found that the revenue from sales of heavy-duty tractors is a function of the unit price p, in dollars, that it charges. If the revenue R, in dollars, is R(p)=-1/2p²+1900p • (a) At what prices p is revenue zero? • (b) For what range of prices will revenue exceed \$1,200,000? Click here to see answer by stanbon(57290)

 Question 466232: f(x) = -2x finding the ordered of pairs for this problem.. not understand this to well. (1,-2) is one that i came up with if some one may help me come up with a few more that would be great and explain to me a little how they worked to get there answer. Thanks. Click here to see answer by stanbon(57290)

 Question 466268: Find the equations of both the horizontal and vertical asymptotes of the rational function f(x)= 2x^2+8/x-1 Answer: Horizontal: Vertical: Show work or explain: Click here to see answer by lwsshak3(6490)

 Question 465174: 4+3 is not equal to 7 why Click here to see answer by richard1234(5390)

 Question 466364: f(x)=x^3+1 Click here to see answer by Alan3354(30993)

 Question 465225: For the polynomial below, list each real zero and its multiplicity. Please be sure to show all of your work. f(x) = 4(x+3)(x-1)³ Click here to see answer by richard1234(5390)

 Question 466530: What is the domain of Click here to see answer by Theo(3458)
 Question 466530: What is the domain of Click here to see answer by richard1234(5390)

 Question 466452: x^3+3x^2-5x-15= Factor by grouping? Click here to see answer by scott8148(6628)

 Question 466604: f(3t)=3x^2+4x-5 find Click here to see answer by richard1234(5390)

 Question 466645: Please help me solve this: for the given function f anf g, find the indicated composition f(x)=x^2-2x+2 g(x)=x^2-2x-2 (fog)(-2) Click here to see answer by stanbon(57290)

 Question 466624: The velocity v (in feet per second) of a rock dropped into a well is related to time (in seconds) by the formula v = 32t. What is the velocity of the rock at the indicated instant? Write your answer in the form (t, v). (a) when the rock is released ( , ) (b) after 6 seconds ( , ) Click here to see answer by Alan3354(30993)

 Question 466834: 3.Given that f(x) = 3x + 1, g(x) = x2 –2x - 6 , find (g o f)(-2) and f/g(0). Click here to see answer by robertb(4012)

 Question 466981: kindly answer this one with solution Find the domain and range of y = x2 +3x -2? Click here to see answer by stanbon(57290)
 Question 466981: kindly answer this one with solution Find the domain and range of y = x2 +3x -2? Click here to see answer by Edwin McCravy(8896)

 Question 467072: (Can you please help me solve this problem) Write the first ten terms of a sequence whose first term is -10 and whose common difference is -2. Click here to see answer by Big Poop(157)

 Question 467071: (Can you please help me solvethis problem) Write the first ten terms of a sequence whose first term is -10 and whose common difference is -2. Click here to see answer by Big Poop(157)

 Question 467182: Given the function g(x)=15+(x^2)/25 , let g(5n)=8n for some n. What is one possible value of n? Click here to see answer by Big Poop(157)

 Question 467749: are all linear equations functions? Click here to see answer by gwendolyn(128)

 Question 467987: Describe the transformations on the following graph of f(x)=e^x. State the placement of the horizontal asymptote and y-intercept after the transformation. For example, horizontal shift to the left 1 or reflected about the y-axis are descriptions. Graph of f(x) =e^x a) g(x) = e^x - 4 Description of transformation: Equation(s) for the Horizontal Asymptote(s): y-intercept in (x, y) form b) h(x)=-e^x Description of transformation: Equation(s) for the Horizontal Asymptote(s): y-intercept in (x,y) form: Click here to see answer by ewatrrr(10682)

 Question 467952: find the domain,f(t)=4.5et Click here to see answer by stanbon(57290)
 Question 467952: find the domain,f(t)=4.5et Click here to see answer by tamecia59@msn.com(1)

 Question 468054: Answer the questions about the given function f(x)=-15x^2-17x if f(x)=-2 what is x? Click here to see answer by jorel1380(2518)

 Question 468159: Please I need hel dipalma uivesity has a faculity reduction and lost 1/14 of its faculityu If 286 of it faculity was left after the reduction how many was there orginally. Click here to see answer by rfer(12655)

 Question 468163: When two gears are mashed the revolution per minutes (rpm) are inversely proportional to the number of teeth, as show below. In one machine the rpm ratio of the larger gear to the small gear is 2:7 The small gear has 100 teeth In second machine the larger gear revolves at 400 rpm and has 301 teeth. The smaller gear revolves at 700 rpm. Find the number of teeth on the larger gear of the first machine? Find the number of teeth on the small gear of the first machine? Click here to see answer by Theo(3458)

 Question 468348: What is the domain of the following function? y = log(x + 5) Click here to see answer by Tatiana_Stebko(1326)

 Question 468339: im not sure how to solve this?http://media.apexlearning.com/Images/200505/25/6e56ea3c-c71d-48b7-9a14-4f141d642ada.gif Click here to see answer by Alan3354(30993)

 Question 468386: y = -6x + 2 is y a function of x? Click here to see answer by nerdybill(6958)

 Question 468600: Can you tell me the steps to solve: Find f(-3) when f(x)=|x-9| Thanks! Click here to see answer by rfer(12655)

 Question 468754: x+6y=9 x=2-6y is there a solution of ordered pair or none I think there isnt one but double checking Click here to see answer by algebrahouse.com(1079)

 Question 468756: x+6y=9(1) x=2-6y(2) solve the following system of equations What is the solution of the system? I put the solution there is none. Is this correct isnt one but double checking Click here to see answer by mananth(12270)

 Question 468782: f(x)=4.5e^t Click here to see answer by Alan3354(30993)

 Question 468894: Can you please help me find the x-intercept for this equation: Click here to see answer by stanbon(57290)

 Question 469208: Simplify: (x^3-19x-30)/(x+3) Click here to see answer by MathLover1(6625)

 Question 469265: Let g(x)=2x^2-4. If (f of g)(x)=x^2-4, find f(x). Click here to see answer by lwsshak3(6490)

 Question 469412: If "f" is a one-to-one function and f(6)=-8,f(-8)=-7, and f(-7)=6, find f^-1(-7) a. -6 b. -8 c. -7 d. 6 e. 7 Click here to see answer by Tatiana_Stebko(1326)

 Question 469418: Evaluate the expotential function below for x=-4. J(x)=(1/8)^-4 a. 1/4096 b.8 c.1/512 d.4096 e.512 Click here to see answer by jorel1380(2518)
 Question 469418: Evaluate the expotential function below for x=-4. J(x)=(1/8)^-4 a. 1/4096 b.8 c.1/512 d.4096 e.512 Click here to see answer by ccs2011(207)

 Question 469411: Assuming that g(x) has an inverse function, if g(-4)=-5 find g^-1(-5). a.5 b.-5 c.-4 d.4 e.-1/5 Click here to see answer by Tatiana_Stebko(1326)

 Question 469413: Use composition of functions to determine whether f(x)=7x+4 and g(x)=1/7x-4/7 are inverse of one another. a.yes b.no Click here to see answer by robertb(4012)

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