# 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 758603: A function is given below. Determine the average rate of change of the function between x = 2 and x = 2 + h. Function is g(x)= -10/x Click here to see answer by stanbon(57940)

 Question 758389: i need to figure out the number of fish that are in the aquarium from 1month to a year p is the number of fish which is p(x)=90(1+1.5x)/1+0.5x one month after the fish is placed in the aquarium what is the total number of fish three months after the fish are first placed in the aquarium what is the total number of fish six months after the fish are first \placed in the aquarium what is the total number of fish one year after the fish are first placed in the aquarium what is the total number of fish Click here to see answer by MathLover1(6801)

 Question 758150: Find the perimeter of triangle ABC, with coordinates A(-3, 0), B(0, 4), and C(3, 0) Click here to see answer by MathTherapy(1479)
 Question 758150: Find the perimeter of triangle ABC, with coordinates A(-3, 0), B(0, 4), and C(3, 0) Click here to see answer by Cromlix(696)

 Question 757860: When we talk about rational expressions, we also talk about limiting the domain or range of a function. How are functions limited when we create rational expressions such as 6/x? Click here to see answer by stanbon(57940)

 Question 757631: 1-list the possible rational roots for 5x^8 -x^7 + 6x^6 - 7x + 8, as given by the rational roots theorem 2- if -5 is one root of x^3 + x^2 -15x + 25, what are the others? Click here to see answer by lwsshak3(6742)

 Question 756552: Let f(x)=x^2+1 and g(x)=3x-1. Find f(g(x)) and simplify the result. A.3x^2 B.3x^2+2 C.9x^2-6x D.9x^2-6x+2 Click here to see answer by josgarithmetic(1765)

 Question 756468: 1.By what should the sum of 2/3 and -3/4 be divided to get 5/4 2.Represent the following rational numbers on the number line a) -18/5 b)35/6 c)16/7 d)-14/9 Click here to see answer by josgarithmetic(1765)

 Question 756372: i need help to understand how to finethe answer to f(x)=3x-7 to find f(3) Click here to see answer by josmiceli(9817)

 Question 756040: Write an equation for the parabola whose vertex is at (2,6) and which passes through (4,-4) Click here to see answer by tommyt3rd(1108)

 Question 754661: how can i solve 2/ 6square root of 8? Click here to see answer by rothauserc(254)

 Question 754547: I need to make a graph, so I need at least 4 points from this Click here to see answer by Alan3354(31487)

 Question 754067: What are the discontinuities and asyomptotes of (x-2)(x+1)/(x+1)(x-3) Click here to see answer by Peter14(2)

 Question 753709: 2. The following rational function describes blood concentration of a certain drug taken via IV over time, find a. the horizontal or oblique asymptote(s), if any, b. the vertical asymptote(s), if any, c. describe their possible meanings. f(x)=x^2-x-2/2x^2-x-21 Click here to see answer by solver91311(17059)

 Question 753513: If f(x)=(x+2)/(x-3) a) Find a formula for f^-1 (please show work) b) Show algebraically, that they are inverses of each other. Thanks in advance for your time and assistance. Click here to see answer by josgarithmetic(1765)

 Question 752974: I am trying to find the amplitude and period for this function (if you can also describe a bit of what the graph looks like as well would be beneficial to my understanding): g(x)=3sin1/2(x+2)-1 This is exactly how the function is written, barring the fact that the 2 is directly under the 1 (so the (x+2) isn't under the fraction) Thank you very much for your help! Click here to see answer by rothauserc(254)

 Question 752993: Find the indicated values for below. Chart The chart has two columns with one number in each. For example, under x is -4 and under f(x) is 3 and so on. _x__ __f(x)__ -4 3 -2 8 0 13 2 18 4 23 a.) f(-2)= b.) f(2)= c.) For what value of x is f(x)=13? Click here to see answer by stanbon(57940)
 Question 752993: Find the indicated values for below. Chart The chart has two columns with one number in each. For example, under x is -4 and under f(x) is 3 and so on. _x__ __f(x)__ -4 3 -2 8 0 13 2 18 4 23 a.) f(-2)= b.) f(2)= c.) For what value of x is f(x)=13? Click here to see answer by jim_thompson5910(28696)

 Question 752369: Solve using row operations: x + 2y = 10; 3x +4y = 8 Click here to see answer by stanbon(57940)

 Question 752142: Find the domain of f(x)=/ The first term is being divided by the second term if you can't see that clearly. Thanks in advance for any help that you could provide. Click here to see answer by josgarithmetic(1765)

 Question 751497: how is 1-3 log base 5 of x equivalent to log base 5 (5/x^3)?? Click here to see answer by stanbon(57940)

 Question 751496: the dial to be constructed will be 200 mm in length. and the frequencies will be from 55 to 160 kilohertz. if distance in millimeters is the independent variable (d) and frequency in kilohertz is the dependent variable (f) give two ordered pairs that can be developed from this given information. Click here to see answer by stanbon(57940)