# 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 630632: Find the maximum y value on the graph of y=f(x) f(x)=-x^2+8x+1 Click here to see answer by reviewermath(500)
 Question 630632: Find the maximum y value on the graph of y=f(x) f(x)=-x^2+8x+1 Click here to see answer by stanbon(57203)

 Question 630633: Solve by completing the square what value should you add to each side of the equation x^2+18x=-9 Click here to see answer by Edwin McCravy(8879)

 Question 630869: I NEEDD TO DETERMINE THE CHARACTERISTICS OF THE FUNCTION (X+3X)/X IVE GOTTEN AS FAR AS THE X INTERCEPTS AND IVE DETERMINED THERE IS 0,0 AND 0,0 FOR X AND Y INTERCEPTS AND A HORIZONTAL ASYMTOPE OF 4 BUT IM NOT SURE IF I CAN USE POINT BY POINT METHOD TO GRAPH THIS PROBLEM OR IF THERE IS A NO SOLUTION ANSWER TO THE PROBLEM. Click here to see answer by jsmallt9(3296)

 Question 631178: Please help me solve this equation. x^2 Here's what I tried to do. sqrt(x^2) & ended up with... x Did I do this right? If so where do I go from there? Click here to see answer by ewatrrr(10682)

 Question 631227: Finding rational functions off of graphs: Hi! I don't understand what to do with the horizontal asymptote when I am finding the graph function. For example: Zero's of the function: -2 and 3 Vertical asymptote: -1 Horizontal Asymptote: y=2x-4 Thank you very much! Click here to see answer by solver91311(16868)

 Question 631222: Find the amount of aspirin to give a child of age 10 if the usual dosage is 325 milligrams Click here to see answer by Alan3354(30935)

 Question 631128: Find all horizontal and vertical asymptotes of the function. f(x)= X^2+2/ x^2-1 Click here to see answer by jsmallt9(3296)

 Question 631484: I have been given the function f(x)=4x/(x+1). I was told to find the inverse function. So I got f^-1(x)=-x/(x-4). First, is this correct? Second, How do you find the DOMANIN and RANGE? Click here to see answer by ewatrrr(10682)

 Question 631563: which function is the inverse of f(x)=-1/5x+8 ? Click here to see answer by girl_from_moscow(7)

 Question 631686: Is the relation {(–2, 5), (–1, 5), (–1, 4), (–1, –3), (–2, 0)} a function? Click here to see answer by nerdybill(6948)

 Question 631252: Hi! I don't understand what to do with the slant asymptote when I am finding the graph function. For example: Zero's of the function: -4 and 2 Vertical asymptote: 0 Slant/ Oblique Asymptote: y=(1/8)x+(1/4) Thank you very much! Click here to see answer by KMST(1853)

 Question 631978: write the following function in simplified form. list all restrictions on the domain. f(x)= 4x+12/x2+3x Click here to see answer by stanbon(57203)

 Question 632913: solve rational inequality. write the solution set in interval notation. (x-3)(x+7)/x-4<=0 Click here to see answer by ewatrrr(10682)

 Question 633413: Find the slope-intercept form of the equation of the line that passes through the given point and has the indicated slope: (1, 2), m = -1 Click here to see answer by ewatrrr(10682)

 Question 633411: Find the slope-intercept form of the equation of the line through the point (-1, 2), parallel to the line –4x – 9y = -7 Click here to see answer by ewatrrr(10682)

 Question 633412: Find the slope-intercept form of the equation of the line passing through the points: (8, -6), (4, -2) Click here to see answer by ewatrrr(10682)

 Question 633409: Determine whether the lines L1 and L2 passing through the pair of points are parallel, perpendicular, or neither. L1: (-6, -3), (-10, 0) L2: (3, 9), (0, 5) Click here to see answer by ewatrrr(10682)

 Question 633516: Let f (x) = (5 + 2x) / (x2 - 3) and g(x) = (3.7)x. a. What is f (4)? Click here to see answer by solver91311(16868)

 Question 633717: if a^n = b^n, then is a=b, explain Click here to see answer by richwmiller(9132)

 Question 633685: what is y= x ^2-10 in vertex form Click here to see answer by ewatrrr(10682)

 Question 634103: Find the missing term of the geometric sequence. 45, x, 1620 Click here to see answer by ewatrrr(10682)