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 414903: find the coffecient of the x^8y^3 term in teh expersion of (-x+y)^11..plz help me Click here to see answer by sudhanshu_kmr(1152)

 Question 414907: My goal is to factor the polynomials: 8b^2+24b+18 Here is where I am at...and managing to confuse myself. 8b^2+24b+18 = GCF= 2: 8b^2/2 = (4b^2) and 24b/2 = (12b) and 18/2 = (9) 2(4b+12b+9) = Please help!!! Click here to see answer by stanbon(57347)
 Question 414907: My goal is to factor the polynomials: 8b^2+24b+18 Here is where I am at...and managing to confuse myself. 8b^2+24b+18 = GCF= 2: 8b^2/2 = (4b^2) and 24b/2 = (12b) and 18/2 = (9) 2(4b+12b+9) = Please help!!! Click here to see answer by sudhanshu_kmr(1152)

 Question 414981: 1. How do you work 3 + 1/x divided by 2 - 2/x 2. x + y divided by 1/x + 1/y 3. 4 + 11/2x divided by 3 - 11/2x 4. 2x(squared) + x - 15 divided by x(squared) + x - 6 5. 2x(squared) + 4x + 2 divided by (x+1)(squared) Click here to see answer by stanbon(57347)

 Question 414888: Raise the quantity in parentheses to the indicated exponent, and simplify the resulting expression. (-3x^2y^6)^2 Click here to see answer by ankor@dixie-net.com(15652)

 Question 415013: Factor completely. 25x^2-16 My answer (5x+4)(5x-4) Can anyone confirm whether or not this is correct. I would really appreciate the help. Click here to see answer by sudhanshu_kmr(1152)

 Question 415000: Divide 6a^3h + 13a^2h -4a^h - 15 by 2a^h + 3 Click here to see answer by woolybear(13)

 Question 414952: what is the binomial that is a factor of this trinomial 4x^2+13x+3 Click here to see answer by robertb(4012)

 Question 415010: Factor Completely. 27x^2y^3+xy^2 I have xy^2(27xy+1) I think it can be factored further because of the 27 but I am not sure how. Can anyone assist me on this problem? Click here to see answer by jim_thompson5910(28595)

 Question 415164: I need to know the steps for writing a polynomial as the product of two binomials. I would like to have four problems solved, with a step by step explanation for each. Thanks! 6(3+r)+r(3+r) d(d-5)+7(5-d) (z-2)^2 +9(z-2) 4(z+1)^2 +3(z+1) Thanks! Click here to see answer by ewatrrr(10682)

 Question 415243: What is (12X-60)/(3X-15) simplified ot it's lowest terms? Click here to see answer by sudhanshu_kmr(1152)

 Question 415316: Solve the equation. 4(x-3)=5 I have 4x-3-5=0 I am stuck, I do not know what to do next can someone please assist me in completing this equation. Click here to see answer by solver91311(16885)

 Question 415387: 30/y - 30/y-6 = 9/y the solution is y = Click here to see answer by sudhanshu_kmr(1152)

 Question 415415: A barge moves 6km/h in still water. It travels 51 km upriver and 51 km downriver in a total time of 114 hr. What is the speed of the current? Click here to see answer by sheldonxu(4)

 Question 415241: The stopping distance d of a car after the brakes are applied varies directly as the square speed r? if a car traveling 30 mph can stop in 50 feet how many feet will it take the same car to stop when it is traveling 90 mph? Click here to see answer by ankor@dixie-net.com(15652)

 Question 415477: The formula A = 3Ts+Qz/3T+Q gives a student's average, A, after T tests and Quizzes, where each test counts as 3 quizzes, where s is the test average and Z the quiz average. Solve for Q. Click here to see answer by stanbon(57347)

 Question 415535: -sqrt(36) + -sqrt(500) express in terms of i. a + bi form Click here to see answer by stanbon(57347)

 Question 415631: I know that I must place a -0 between the ^4 and -8^2 but I believe I am doing the problem incorrect (3x^4 -8x^2 -3x-3) / (x^2-3) x^2-3 / 3x^4-0-8x^2-3x-3 becomes 3x^2 -x +0 -3/x^-3 Click here to see answer by Theo(3464)

 Question 415753: Solve the logarithmic equation. Express irriational solutions in exact form and as a decimal rounded o 3 decimal places. log[base a]x+log[base a](x-2)=log [base a](x+4) Click here to see answer by stanbon(57347)

 Question 415770: Multiply. Trying to understand these can you show me how this is done through each step. thank you. Click here to see answer by htmentor(789)
 Question 415770: Multiply. Trying to understand these can you show me how this is done through each step. thank you. Click here to see answer by ewatrrr(10682)

 Question 415786: write each expression as a single logarithm. log(x^2+3x+2)-2log(x+1) Click here to see answer by ewatrrr(10682)