# Questions on Algebra: Rational Functions, analyzing and graphing answered by real tutors!

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 Algebra: Rational Functions, analyzing and graphing Solvers Lessons Answers archive Quiz In Depth

 Question 238296: how can hiking, shopping, architecture, and stock markets be used in rational functions and expressions? Click here to see answer by solver91311(16897)

 Question 237807: hi my teacher gave us this problem in a homework packet and i cant seem to solve it (solve for Y.): X^3+Y^3=3XY thank you for your help. Click here to see answer by Alan3354(30993)

 Question 238486: f(x)=x^2+4x-45 Does the graph of f open up or down. What is the vertex (h,k) of f What is the axis of symmetry What are the intercepts Click here to see answer by Fombitz(13828)

 Question 238502: Form a polynomial function whose real zeros and degree are given. Type your answer in factored term whith a leading coefficient of 1 Zeros: -4,4,6; degree:3 Type a polymonial function with integer coefficeients: f(x)= Click here to see answer by Fombitz(13828)

 Question 238506: Analyze the graph of the function. R(x)= x^4 + x^2 +10 / x^2-100 Click here to see answer by nyc_function(2733)

 Question 238504: Use a transformation of the graph of y = x^5 to graph the function. f(x)= (x-7)^5 +5 Click here to see answer by nyc_function(2733)

 Question 238497: f(x)=x^2+4x-45 Does the graph of f open up or down. What is the vertex (h,k) of f What is the axis of symmetry What are the intercepts What is the domain of f What is the range of f on what interval f is decreasing On what interval f is increasing Click here to see answer by solver91311(16897)

 Question 237738: a+3 + a-2 --- --- a-5 a+4 Its pretty much a+3/a-5 + a-2/a+4 Its set up as a fraction ive never done this before......please detailed steps Click here to see answer by College Student(505)

 Question 238604: a box shows 3 faces, areas are 30 cm^2 and 48 cm^2. volume is 240 cm^3. what is the third area? how do you answer this? thanks for the help! Click here to see answer by solver91311(16897)

 Question 239064: This is the probelm i just can't put together please help, it is a subtractionand mulitpication combined. x^2 over 3x^2 -5x-2 -2x over 3 x+1 x 1 over x-2 Click here to see answer by College Student(505)

 Question 239056: how do you solve for X : 4\x + 2\x+1 = 5 Click here to see answer by College Student(505)

 Question 239325: for problem use the Remaider Theorem to find P(c) P(x)=5x^3-4x^2+x-7, c=3 Click here to see answer by jsmallt9(3296)

 Question 240111: write an equation of a line that passes through the y-intercept -3 with slope 2 Click here to see answer by rfer(12662)

 Question 240218: determine which functions are polynomial functions and if they are state the degree f(x)=3x^5/2x+1 g(X)=3x^2+5^1/2-1 h(x)=3 f(x)=2x^3+3.14x+1/2 Click here to see answer by solver91311(16897)

 Question 240901: g(x)=x^2+3x h(x)=(x+3)/2 find (h*g)(-1) when finding the answer it is evaluating as composition. the * symbol is really a small o in the problem. thanks for your help Click here to see answer by solver91311(16897)

 Question 240895: please help me solve this, i cannot get it: the number of bacteria present in a culture after t minutes is given as B=100e^kt. If there are 3367 bacteria present after 8 minutes, find k. Click here to see answer by ankor@dixie-net.com(15657)

 Question 241073: A garden alongside the wall of a house is to be fenced in using 100 feet of fencing. If the wall of the house is one side o the garden, determine the greatest possible area that can be enclosed Click here to see answer by checkley77(12569)

 Question 241144: Find the LCM of x^2 +6x-7 and x^2 +5x - 14 Click here to see answer by vleith(2825)

 Question 241260: hi there, i need help solving this equations: 3a/9a^2-4b^2 - 1:3a+2b Click here to see answer by stanbon(57377)

 Question 241541: I'm trying to graph f(x)=x/x^2+1 I need to include all the intercepts and asymptotes. I worked out that the horizontal asymptote is y=0 and that the y-intercept is (0,0). I'm having problems with the rest, though. Click here to see answer by jsmallt9(3296)

 Question 241668: The officejet printer can copy lisa's dissertation in 10 min. the laserjet can copy the same document in 16 min. If the two machines wor together, how long would they take to copy the dissertation? Click here to see answer by vleith(2825)

 Question 242208: Hi i would really appreciate some help in my algebra 2 homework. Thank you very much your help is most appreciated. (x/x+3)-(x/x-3)=(x^2+9/x^2-9) Click here to see answer by solver91311(16897)

 Question 242167: I don't understand how to solve this problem. Any help wpuld be appreciated. Click here to see answer by checkley77(12569)

 Question 242282: What are the domain and range of the function y= 5 √x-2 ?? Click here to see answer by stanbon(57377)

 Question 242702: Help find the vertical asymptotes of the rational function R(x)=-3x^2\x^2+8x-20 Click here to see answer by jsmallt9(3296)

 Question 242205: Please, i need help solving (x-3)^3 using pascal's triangle. I have written out the triangle on my paper as: 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 1 5 10 10 5 1 etc. My teacher doesnt make us go past that. i need help identifying which level of the triangle i use and how to fill it into the problem. Thank you so much. Click here to see answer by jsmallt9(3296)