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

Algebra ->  Algebra  -> Polynomials-and-rational-expressions -> Questions on Algebra: Polynomials, rational expressions and equations answered by real tutors!      Log On

 Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations! Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

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

 Question 64512: (x - 2/3)^2 = 14 help to solve would be appreciated thank you Click here to see answer by stanbon(57222)

 Question 64564: i having trouble figuring out how to get the LCD and converting each expression to an equivalent expression with the LCD the denominator for--- 6x/y^2 and 3/xy^2z^4 Click here to see answer by stanbon(57222)

 Question 64582: Hello, What is the quotient of : (5x^3 - 10x^2 - 5x) / (5x) Thank you. Click here to see answer by josmiceli(9650)

 Question 64587: Hi with the even-root property, how do i solve: (x-1)^2=9 thank you. Click here to see answer by josmiceli(9650)

 Question 64586: Hi, How do I solve by factoring: x^2 - 2x - 15 =0 txs. Click here to see answer by Earlsdon(6287)

 Question 64625: Multiply. k^2 + 8k + 16 k^2 + 8k -------------- x ----------- k^2 + 12k + 32 k^2 + 2k - 8 Click here to see answer by 303795(595)

 Question 64579: Hello, What is the quotient of: 36x^7 / (3x^3) thank you. Click here to see answer by ptaylor(2048)

 Question 64581: Hello, What is the quotient of : (3x^2 + 3x) / (3x) Thank you. Click here to see answer by 303795(595)

 Question 64702: Hello, with the quadratic formula, how would you solve: 6x^2 - 7x = 3 thank you. Click here to see answer by checkley71(8403)

 Question 64700: evaluate x^2 + xy^3 + xy if x = - 1/3 and y = -1/2 Click here to see answer by checkley71(8403)

 Question 64722: the perimeter of a rectangle is 52 feet ans its width is 6 less then is lenght. Find the length and width of the rectangle. Click here to see answer by checkley71(8403)

 Question 64701: Hello, with the quadratic formula, how would you solve: x^2 - 3x - 10 = 0 Thank you. Click here to see answer by checkley71(8403)

 Question 64779: The volume of the box below is represented by (x2 + 5x + 6)(x + 5). Find the polynomial that represents the area of the bottom of the box. Note that the height of the box is x + 2. (Hint: V= Area x height) I appologize for the picture of the box not copying to this template. I hope that the question is still understandable. Click here to see answer by ptaylor(2048)

 Question 63237: The U.S. population in 1990 was approximately 250 million, and the average growth rate for the past 30 years gives a doubling time of 66 years. The formula relating Population "P" in millions to year "Y" is given by the following formula: P(in millions) = 250 x 2^(y - 1990)/66 What will the population of the United States be in 2025? This problem has me very scared of Algebra 1B. I hope that someone can help me better understand this problem, because as of now, I am lost. Please help me. Click here to see answer by 303795(595)

 Question 64830: I can not figure out this question. 5. Simplify by (multiplying out) or by (factoring and then dividing): a. (14x to the 3rd y to the 4th z)/(7x to the 4th y to the 2nd z to the 4th) b. 2xy(3x to the 2nd y - 5x to the 2nd y + 6) c. (2x + y - 3)(3x - 2y) d. (2x to the 3rd + 7x to the 2nd - x - 2)/(2x + 1) Click here to see answer by funmath(2925)

 Question 64781: Divide the fractions. Be sure to simplify completely. 6p-18 3p-9 ----- divided by ------ 9p p^2+2p Click here to see answer by ankor@dixie-net.com(15624)

 Question 64910: A brick patio is twice as long as it is wide. It is bordered on all sides by a garden 1.5m wide. Find the dimensions of the patio if the area of the garden is 54m2. Click here to see answer by checkley71(8403)
 Question 64910: A brick patio is twice as long as it is wide. It is bordered on all sides by a garden 1.5m wide. Find the dimensions of the patio if the area of the garden is 54m2. Click here to see answer by josmiceli(9650)

 Question 64913: A house has two rooms of equal area. One room is square and the other room is a rectangle 4ft narrower and 5ft linger then the square one. Find the area of each room. Click here to see answer by checkley71(8403)

 Question 64921: Write the expression in simplest form. 4r^2-25s^2 --------------- 2r^2+3rs-20s^2 I have tried to work this problem, over and over again, but can not figure it out. The best I can come up with is -3/3rs-4. I hope that someone out there can help me, because I do not have any more hair to pull out. Thanks. Click here to see answer by checkley71(8403)

 Question 64925: I am having a hard time with my homework can someone please help me thank you. if x=0 and x=-1 are zeroesof a polynomial; find the original polynomial..... can someone help me... thanks. Click here to see answer by navytutor(7)

 Question 64936: I really need help with this one. I have factored both the numerator and denominator and came up with 2(4a-7)/(a-3)(a-5). The problem is: 5a-12/a^2-8a+15 minus 3a-2/a^2-8a+15 I am completely baffled by this problem. I need some serious help, please!!!! Click here to see answer by 303795(595)

 Question 64935: Find an expression that represents the perimeter of a triangle that has sides of 3/4x, 1/x^2, and 5/x^2. I feel foolish, but I am stumped on this one. Someone please help me!!!! Click here to see answer by 303795(595)
 Question 64935: Find an expression that represents the perimeter of a triangle that has sides of 3/4x, 1/x^2, and 5/x^2. I feel foolish, but I am stumped on this one. Someone please help me!!!! Click here to see answer by rahman(247)

 Question 64937: Add or subtract as indicated. Be sure to simply completely. 2/5w+10 minus 3/2w-4 I do not know how to get the denominators to become the same. I am begging someone for help, please! Click here to see answer by 303795(595)

 Question 64931: Find the perimeter of the figure below. Simplify your answer completely. I don't know how to cut and paste the figure, but here are the measurements. L=x/2x-5 and w=8/2x-5. I thought that p=2L x 2W, but I am not sure at this point. I am getting a little confused. I hope that someone can help me??? Click here to see answer by venugopalramana(3286)

 Question 64926: I am also having a problem with this one f(-4) for f (x) =x^3-x^2+x+1 use I have to use the remainder theorem can someone please help..... Click here to see answer by venugopalramana(3286)
 Question 64926: I am also having a problem with this one f(-4) for f (x) =x^3-x^2+x+1 use I have to use the remainder theorem can someone please help..... Click here to see answer by rahman(247)

 Question 64939: Add or subtract as indicated. Be sure to simplify completely. 4y/y^2+6y+5 plus 2y/y^2-1 Yikes!!! Click here to see answer by stanbon(57222)

 Question 64938: Add or subtract as indicated. Be sure to simply completely. 3/x^2+4x+3 minus 1/x^2-9 This is one of the harder problems of the chapter. I need some help with this one, too! Click here to see answer by ankor@dixie-net.com(15624)