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

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Algebra: Rational Functions, analyzing and graphing

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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(26297)

Question 241144: Find the LCM of x^2 +6x-7 and x^2 +5x - 14
Click here to see answer by vleith(1977)

Question 241046: is x+1 a factor of x^3+4x^2+x-6
Click here to see answer by Alan3354(6097)

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(7072)

Question 241072: Please solve for x - thankyou

Click here to see answer by Edwin McCravy(2922)

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(6693)

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(5072)

Question 240498: How would you solve: (4x)^(1/2)=(x+8)?
Click here to see answer by jim_thompson5910(13794)

Question 240392: Graph 2y^2=50-2x^2
Click here to see answer by Alan3354(6097)

Question 240215: analyze the graph
F(x)=2x+ 9/x
Click here to see answer by Alan3354(6097)

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(5072)

Question 240186: help with problem I keep getting the answer 2(x-5)2(x+5) but that isnt the correct answer the correct answer is 4(x+5)(x-5) i just dont understand how to get that answer and would really appreciate your help!
Click here to see answer by edjones(3298)

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(2688)

Question 239853: Solve x+5/x^2+x = 1/x^2+x - x-6/x+1.
Click here to see answer by algebrapro18(206)

Question 239854: Solve 3/x+2 - 1/x = 1/5x.
Click here to see answer by algebrapro18(206)

Question 239915: Simplify: 2 / 2-4i
Click here to see answer by solver91311(5072)

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(594)

Question 239120: Find the LCM
z^3+4z^2+4z, z^2-4z

Click here to see answer by jsmallt9(594)

Question 239056: how do you solve for X : 4\x + 2\x+1 = 5
Click here to see answer by College Student(217)

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(217)

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(5072)

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(217)

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(5072)

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(260)

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(260)

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(2113)

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(2113)

Question 238480: graph x^2-4x+2
Click here to see answer by Fombitz(2113)

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(6097)

Question 238296: how can hiking, shopping, architecture, and stock markets be used in rational functions and expressions?
Click here to see answer by solver91311(5072)

Question 238261: Please help me solve this equation: 6x/x+2-6= x-18/x-2
Click here to see answer by solver91311(5072)

Question 238129: (y/5x) (3- x/y) / (3y-x/7+9x)
i need help dividing this problem
Click here to see answer by checkley77(7072)

Question 237636: Solve the Inequality -x/7 + 4 > 3x
Click here to see answer by checkley77(7072)

Question 237636: Solve the Inequality -x/7 + 4 > 3x
Click here to see answer by College Student(217)

Question 237642: Can you please help me solce this equation and find the x-intercept
8x+x(x-3)
Click here to see answer by stanbon(26297)

Question 237508: simplify 2(x-+1)(x-2)+3(x-4)
Click here to see answer by College Student(217)

Question 237350: Solve the system using any algebraic method.
x+2y-6z=23
x+3y+z=4
2x+5y-4z=24
Click here to see answer by ankor@dixie-net.com(6693)

Question 237255: what is the best way to get a good understanding of this particular lesson called "Rational expression 1"
Click here to see answer by rapaljer(3625)

Question 236914: how do you solve this by graphing?
4y+12x=-12
y-1=-3x
Click here to see answer by nyc_function(260)

Question 236916: how do you solve this by graphing?
y+x=2
2y-4x=-2
Click here to see answer by nyc_function(260)

Question 236917: how do you solve this by graphing?
3y=-x+9
2x+y=-2
Click here to see answer by nyc_function(260)

Question 236851: how do you solve this by graphing?
y+2x+1=0
3y+3=2x
Click here to see answer by checkley77(7072)

Question 236572: 4x^4+4 divided by x^3+14x
Find the Vertical, Horizontal and Oblique asymptotes
Click here to see answer by jsmallt9(594)

Question 236557: 90a/20a^2+40a how do you simplify and state the excluded value
Click here to see answer by checkley77(7072)

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