# Questions on Algebra: Polynomials, rational expressions and equations answered by real tutors!

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 Algebra: Polynomials, rational expressions and equations Solvers Lessons Answers archive Quiz In Depth

 Question 192227: I am having a problem dividing this equation, and I am not sure if the answer I have is correct. My answer does not make sence to me. this is the problem 2x^2+4 / 2x Click here to see answer by Earlsdon(6294)

 Question 192288: hello, i am feeling a little stupid right now and i need some help with some problems because my brain just isn't getting it. The problems are as follows: 1) Solve by factoring: x^2 - 9x = -20 2) Solve using the quadratic formula: 3x^2 - 2x = 15x - 10 3) Solve using the quadratic formula: x^2 - 3x - 23 = 5 i hope you can help. Thanks Click here to see answer by stanbon(57967)
 Question 192288: hello, i am feeling a little stupid right now and i need some help with some problems because my brain just isn't getting it. The problems are as follows: 1) Solve by factoring: x^2 - 9x = -20 2) Solve using the quadratic formula: 3x^2 - 2x = 15x - 10 3) Solve using the quadratic formula: x^2 - 3x - 23 = 5 i hope you can help. Thanks Click here to see answer by checkley75(3666)

 Question 192298: divide 5x^3-5x+1 by x-3 explain what i am doing Click here to see answer by Tieria.Erde(4)

 Question 192314: This is the first time I've had to rows set up like this. This is one problem. I don't know how to treat it having two rows of numbers that are all to be added together. Add the polynomials. x^3+4x^2+2x-3 -x^3-3x^2-3x+2 ----------------- Click here to see answer by checkley75(3666)

 Question 192341: Find the opposite of the polynomial : –2r^2 – r + 3 Do we just reverse from posistive to negative or is there a method? Click here to see answer by RAY100(1637)

 Question 192358: BUILD RATIONAL EXPRESSSION INTO AN EQUIVALENT RATIONAL EXPRESSION WITH THE INDICATED DENOMINATOR. -7yt/3x= ?/18xyt Click here to see answer by Mathtut(3670)
 Question 192358: BUILD RATIONAL EXPRESSSION INTO AN EQUIVALENT RATIONAL EXPRESSION WITH THE INDICATED DENOMINATOR. -7yt/3x= ?/18xyt Click here to see answer by solver91311(17077)

 Question 192359: find the lcd for given rational expressions, and convert rational expression into an equivalent rational expression with the lcd as the denominator 4/x-4, 5x/2y-2x Click here to see answer by stanbon(57967)

 Question 192382: Find exact values for all real/complex number solutions to the polynomial equation... 3x^4 - 5x^3 + 5x^2 - 5x + 2 = 0 Could you please provide me with a very detailed explanation of how you achieved the solution. Thanks! Click here to see answer by RAY100(1637)

 Question 192400: how ould u find the area of a rectangular rug whose length is 3x-2 and width x-4? Click here to see answer by edjones(7569)

 Question 192453: In factoring a polynomial. When do I know when I'm finished? 3x^2 - 18x- 48 = I factored 3(x^2 - 6x - 16) am I finished? If not please explain and show? Thank You. Click here to see answer by Mathtut(3670)

 Question 192455: I need help factoring this polynomial. Thanks 9x^2 + 4 y^2= . Click here to see answer by Alan3354(31518)
 Question 192455: I need help factoring this polynomial. Thanks 9x^2 + 4 y^2= . Click here to see answer by Earlsdon(6294)

 Question 192465: This is quadratic equation that I tried on my own. x^2 - 36 = 0 (x+6)(x-6) Am I finished or close? Thank You Click here to see answer by Alan3354(31518)

 Question 192738: I have two dimentional xy data and need to check whether it is of hyperbola or not. How do I check it? Shaikh Mohiuddin Assistant Professor Department of Chemistry University of Karachi Pakistan Click here to see answer by RAY100(1637)

 Question 192757: FACTOR BY GROUPING AND EXPLAIN 20ay - 10 ax + 2by-xb Click here to see answer by Mathtut(3670)

 Question 192812: Please help. Translate into a mathematical equation, solve and answer the question. The product of a positive odd integer and the next consecutive odd integer is 195, what (is)or (are) the possible solutions? Click here to see answer by Alan3354(31518)