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

Tutors Answer Your Questions about Rational-functions (FREE)

Question 619219: Please help me solve this,
8/9- 5/28
Thank you.
Click here to see answer by Theo(3460)

Question 619225: Please help me solve this equation: (c-d)/((1/d)-(1/c)) I know the answer is cd but I'm not sure what steps were taken to get to that answer.
Click here to see answer by scott8148(6628)

Question 619268: How do i graph the Asymptote ?
y = 1/x = -3
Click here to see answer by Theo(3460)

Question 619293: Help me Please!
"Graph the system of restrictions and then fine the maximum value using P=100x + 40"
A. x+y is equal to or less than 8
B. 2x+y is equal to or less than 10
C. x is equal to or more than 0
D. y is equal to or more than 0
The ordered pair_________gives a maximum value of _____________.
(I have the ordered pair 2,8 with maximum value of 8)
Thanks for helping
Click here to see answer by ankor@dixie-net.com(15649)

Question 619371: Please help me with this.
Find all possible values of x,y andz.
matrix[2x,1_
3z-1,y^2]=matrix[8,1_2,1/9]
I have x=4 y=1/3 and z = 1
Thanks so much!
Click here to see answer by stanbon(57323)

Question 619731: Solve the equation or formula for the indicated variable.
S = 5r^2t; for t
Click here to see answer by ewatrrr(10682)

Question 619736: What is the sum of the solutions of |x -1| -4 = -2
Click here to see answer by ewatrrr(10682)

Question 619989: How do I graph this rational function on an oblique (slant) asymptote: T(W)=w^2+2w+4÷w-1
Click here to see answer by lwsshak3(6494)

Question 619997: How can I graph this rational function by combining all terms over a common denominator: R(x)=2/3 + 28/3x + 16/x^2
Click here to see answer by lwsshak3(6494)

Question 620007: Simplify 6xy(3xy)-2
Click here to see answer by lenny460(766)

Question 620208: What is the graph of the direct variation equation?
y - 4x
Click here to see answer by solver91311(16877)

Question 620210: What is the equation of the given line in standard form? Use integer coefficients.
y = 5/7x - 12
Click here to see answer by solver91311(16877)

Question 620209: What is the graph of the absolute value function?
y = 2|x|
Click here to see answer by ewatrrr(10682)

Question 620212: The function f(x) = x2. The graph of g(x) is f(x) translated to the left 6 units and down 5 units. What is the function rule for g(x)?
Click here to see answer by ewatrrr(10682)

Question 620207: What is the graph of the absolute value inequality? |x + 5| ³ y – 2
Click here to see answer by Alan3354(30993)

Question 620613: I know
X= 1/2
y= -1
Z= 2
6x(y^2 z) so I substitute and i get this..
6(1/2)(-1^2 2)
my answer is 6..
but how did i get there
Click here to see answer by jim_thompson5910(28593)

Question 620795: What is the equation of the given line in standard form? Use integer coefficients.
y = 5/7x - 12
A. -5x + 7y = -12
B. -5x - 7y = -84
C. -5x + 7y = -84
D. 5x + 7y = -84
Click here to see answer by ewatrrr(10682)

Question 620871: 3x^2-5x+4 divided by x+3
Click here to see answer by lwsshak3(6494)

Question 620852: 7log7 200=x solve for x
Click here to see answer by lwsshak3(6494)

Question 621084: what is the difference between f and fx

Click here to see answer by vleith(2825)

Question 621273: (2x)/(x^2-64),(x-1)/(8x-64) need the LCM of the denominators
Click here to see answer by jsmallt9(3296)

Question 621573: Please help me solve the equation 8x^2+28=36 I need to factor for the larger and smaller values. I would appreciate if I could get all steps involved.
Click here to see answer by josmiceli(9671)

Question 621724: x^2+x-12=0
Click here to see answer by lynnlo(4155)

Question 622054: Determine where the function is increasing and where it is decreasing.
f(x)=-x^2-4x+5
Click here to see answer by nerdybill(6958)

Question 622708: find the slope-intercept equation of the line with the following properties: Perpendicular to the line x-4y=7; containing the point (3,4)
Click here to see answer by ewatrrr(10682)

Question 622741: List all of the potential rational zeros of the polynomial function. Do not attempt to find the zeros. f(x)= 3x^3+3x^2-7x+15
Click here to see answer by solver91311(16877)

Question 622768: 1)Identify the vertical asymptotes for the function.
f(x)= x-1/x-4
2)Identify the horizontal asymptotes for the function.
f(x)= x-5/x+1
3)Which type of variation is represented by the following equation?
a1/b1= a2/b2
4)Which type of variation is represented by a1b1 = b2a2?
5)Simplify.
x+2/x+3 divided by x^2+x-12/x^2-9
6)solve
x-4/x-2= x-2/x+2 plus 1/x-2
Thank you so much!

Click here to see answer by ewatrrr(10682)

Question 622801: write the equation of the circle in standard form. Find the center, radius, intercepts and graph the circle.
x^2+y^2-10x-4y+13=0
Click here to see answer by ewatrrr(10682)

Question 622877: what is the solution and graph of f(x) = √x-2
Click here to see answer by ewatrrr(10682)

Question 622876: what is the solution and graph for Y = 3√x-2
Click here to see answer by ewatrrr(10682)

Question 622828: 1)Identify the vertical asymptotes for the function.
f(x)= x-1/x-4
2)Identify the horizontal asymptotes for the function.
f(x)= x-5/x+1
3)Which type of variation is represented by the following equation?
a1/b1= a2/b2
4)Which type of variation is represented by a1b1 = b2a2?
5)Simplify.
x+2/x+3 divided by x^2+x-12/x^2-9
6)solve
x-4/x-2= x-2/x+2 plus 1/x-2
Thank you so much!

Click here to see answer by jsmallt9(3296)

Question 623044: 8*2 (x²-9) ÷ (x²+6x+9)16^3 =
Click here to see answer by Lovablewomen34(1)

Question 622874: what is the solution and graph to Y = │x +3│ + 2
Click here to see answer by Alan3354(30993)

Question 623114: 1. If gof=x^2+2x+1
f(x)= x^2
Find g(x)
2. if g(x)= (x+1)/x
gof=2/(x-1)
find f(x)
Kindly help me on this matter, thank you.
Click here to see answer by jsmallt9(3296)

Question 623231: The average life expectancy after age 65 is soaring, putting pressure on the Social Security Administration’s resources. According to the Social Security Trustees, the average life expectancy after age 65 is given by
L(t) – 0.056t + 18.1 (0 ≤ t ≤ 7)
where t is measured in years, with t = 0 corresponding to 2005.
a. How fast is the average life expectancy after age 65 changing at any time during the period under consideration?
b. What will the average life expectancy be after age 65 in 2012?
Click here to see answer by ewatrrr(10682)

Question 623274: the midpoint of the line segment from P1 to P2 is(-1,7). If P1=(-7,8) what is P2
Click here to see answer by lwsshak3(6494)

Question 623248: Sketch the graphs of the functions: (please use graph paper)
a. f(x) = x2 + 1
b. g(x) = 4 - √x
c. h(x) = 1/x
Click here to see answer by Alan3354(30993)

Question 623315: how to find the intercepts and use the to graph the equation
4x+2y=8
Click here to see answer by lenny460(766)

Question 623315: how to find the intercepts and use the to graph the equation
4x+2y=8
Click here to see answer by Alan3354(30993)

Question 623399: write the standard form of the equation and the general form of the equation of the circle with radius r and center (h,k)
r=10; (h,k)= (6,8)
Click here to see answer by jim_thompson5910(28593)

Question 623397: find the equation of a line that is perpendicular to the line y=1/2+2 and contains the point (-5,0)
Click here to see answer by Alan3354(30993)

Question 623385: plot the points and determine the slope of the line containing them.
(-3,-6);(7,-6)
Click here to see answer by lenny460(766)

Question 623391: find an equation for the line with the given properties. Express the equation in slope intercept form.
containing the points P=(-5,-2) and Q(-3,1)
Click here to see answer by lenny460(766)

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