# 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 244755: *Determine whether each equation determines y to be a function of x. y-2x=0 Click here to see answer by stanbon(57219)

 Question 245065: find the value of k. x^2+kx-21=0 when one root is 7 Click here to see answer by checkley77(12569)

 Question 245099: is the function f(x)=(x^2/2) + (1/x) a rational function? If so write in the form of p(x)/q(x) Click here to see answer by solver91311(16868)

 Question 245829: Solve the following rational inequality. write your answer in interval notation. X+2/4 is less than or equal to 0 Click here to see answer by dabanfield(803)

 Question 245907: can you please give me a step by step solution for graphing the -x^2-2x-4. therefore, finding the vertex, intercepts and additional coordinates of x and y. thank you much. Click here to see answer by solver91311(16868)

 Question 245944: I need some help! square root of x+6 plus square root of 2-x=4 Click here to see answer by jsmallt9(3296)

 Question 246207: i am trying to solve this problem 4x-12/3-x Click here to see answer by stanbon(57219)

 Question 246799: "What is the equation in Standard Form of y=-4x-4" Thank you Click here to see answer by solver91311(16868)

 Question 247190: We have the following trinomial given to us: 3x2 + bx + 2 Find all the integer values for b so that the trinomial can be factored. Click here to see answer by Edwin McCravy(8879)

 Question 247830: if f(x)+ square root x-5 and g(x) = -x find f+g and state the doamin Click here to see answer by stanbon(57219)

 Question 247778: functions f and g are defined f(x)= 3x+5 and g(x) = x (squared) +1 so what is g(f(x)) Click here to see answer by Fombitz(13828)

 Question 249066: Solve equation. Watch for extraneous solutions. 5/y-3=y+7/2y-6+1 Click here to see answer by College Student(505)

 Question 249297: For the function of the parabola y=2(x-4)^2 +1 I am asked to remove the parantheses and rewrite this equation (I got 2x^2-63 which doesnt give me the same graph). somehow this is supposed to give me the average value of the graph. I'm not really sure how to do either of these so some help please? Click here to see answer by tutorcecilia(2152)

 Question 249763: How do I find the horizontal asymptotes when the powers of x are different in the numerator and the denominator? Click here to see answer by solver91311(16868)
 Question 249763: How do I find the horizontal asymptotes when the powers of x are different in the numerator and the denominator? Click here to see answer by jsmallt9(3296)

 Question 250649: xsquared - 7x - 4 = -10 how do i solve this? Click here to see answer by solver91311(16868)

 Question 250662: Graph the Rational Function & give the equations of its asymptotes. F(x)= 1/x+2 +3 Vertical Asymptote Horizontal Asymptote Click here to see answer by jsmallt9(3296)

 Question 251423: add. simplify if possible. u+y/uy^2 + 2u+y/u^2y would it be 3u+y^3u+y^2u-2? I would appreciate any assistance. Click here to see answer by stanbon(57219)

 Question 252046: How do I graph the quadratic functionof y= -x to the 2nd power minus 4x plus 2? And how do I Label the vertex and axis of symmetry? Click here to see answer by stanbon(57219)

 Question 252096: find all values of x where the graph y=(2x^3 -3x+4) / (x^2) crosses its oblique asymptote Click here to see answer by stanbon(57219)

 Question 252263: choose all rational numbers, .53928305923 .53 .342958293 100000000000.2 .53535353 Click here to see answer by stanbon(57219)
 Question 252263: choose all rational numbers, .53928305923 .53 .342958293 100000000000.2 .53535353 Click here to see answer by checkley77(12569)