# 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 83731: Geometry: A triangle has sides 3x+7, 4x-9, and 5x+6. Find the polynomial that represents its perimeter. Click here to see answer by tutorcecilia(2152)

 Question 83733: Business and Finance: The price of an item is given by p=2x^2-100. Find the polynomial that represents the revenue generated from the scale of x items. I do not even know where to start with one, I would appreciate your help. Thanks Click here to see answer by ankor@dixie-net.com(15646)

 Question 83732: Multiply using the vertical method: I tried and tried and I get so confused; (m^2-5mn+3n^2)(m^2+4mn-2n^2) Click here to see answer by checkley75(3666)

 Question 83701: I would like to check my solutions. I would appreciate any input. Simplify the complex fraction. 9 + 3/x / x/4 + 1/12 Click here to see answer by ankor@dixie-net.com(15646)

 Question 83766: i have one more question, how to do this problem expressions with positive exponents only the simplify i don't get it 1/3^-3 SO IT IS 1 OVER THREE TO THE POWEROF NEGATIVE 3 Click here to see answer by stanbon(57285)

 Question 83762: pleeeeeeeze help me i am stuck how do i divide 3x-4 into -15x^3+29x^2-27x+39 thank you so much Click here to see answer by jim_thompson5910(28536)

 Question 83642: factor each of the following trinomials completely: 2a^3-52a^2b+96ab^2 Click here to see answer by lekelly(20)

 Question 83729: Use the five properties of exponents to simplify the following expression: (y^5)^3(y^3)^2/(y^4)^4 Click here to see answer by lekelly(20)

 Question 83846: Geometry: A square has sides of length 3x-2cm. Express the area of the square as a polynomial. How am I supposed to do this? Click here to see answer by josmiceli(9667)

 Question 83856: How do I find the degree of the polynomial? 6x^5-3x^3-2 Click here to see answer by jim_thompson5910(28536)

 Question 83843: Use the five properties of exponents to simplify each of the following expressions: (y^5)^3(y^3)^2/(y^4)^4 I do not have a clue as to where to start with this. Click here to see answer by stanbon(57285)

 Question 83851: Multiply, using the vertical method. 62. 66. (2r -3s)(4r2 -6rs -9s2) 2r-3s 4r2-6rs-9s2 ----------- 8r3-18rs2-9s2 Is this correct? Click here to see answer by checkley75(3666)

 Question 83939: find the distance between each pair of points (-3,0 and 4,0) Click here to see answer by jim_thompson5910(28536)

 Question 83940: simplify by combining like terms x square root of 18-3 square root of 8x squared Click here to see answer by tutor_paul(490)

 Question 83936: find the permiter of the given figure the figure is a rectangle the top is x over -2x-5 and right side is x over 2x-5 Click here to see answer by tutor_paul(490)

 Question 83915: Could someone help me with this one please. Which of the following is not a polynomial? A)4x to the third power +5x-1 B)2x-1/4 C)3xyto the second power + xy D)24 If I figured right A)=a trinomial, B)= is not a polynomial, C)=a binomial, and D)=does not give me enough information to figure it out.So would my answer be B) or C). I can only choose one answer? Click here to see answer by scott8148(6628)

 Question 83998: write the polynomial function with integer coefficients that has given zeros 4,3i,-3i Click here to see answer by Nate(3500)

 Question 84025: What is the LCM of rational expressions , Click here to see answer by Edwin McCravy(8893)

 Question 84037: I am in need of help: how do you solve -4/y-3 + 1 = -10/y^2-y-12? Please help me! Thank you very much! ( the problem is negative four divided by y minus three, plus one equals negative ten divided by y to the second power minus y minus twelve) Click here to see answer by stanbon(57285)

 Question 83937: square root over -8 over 27 there is a small 3 in front of the square root sign too. evaluate Click here to see answer by praseenakos@yahoo.com(507)

 Question 84080: I do not understand this, the question is what expression raised to the fourth power is 81x^12 y^8 z^16 Click here to see answer by tutor_paul(490)

 Question 84081: word problem; The cost in dollars of manufacturing w wing nuts is given by the expression 0.007w + 13.3. Find the cost when 375 wing nuts are made. What is the average cost to manufacture one wing nut? please help Click here to see answer by stanbon(57285)

 Question 84095: Hi Everyone, I could use someone's help here, Determine whather each of the following trinomials is aperfect square. If it is, factor the trinomial: x^2-24x+48 ?? Thanks Click here to see answer by josmiceli(9667)

 Question 84093: Hi Everyone, I am supposed to factor the following polynomials completely: (a) 14x^2-20x+6 & (b) -3s^2-10s+8 Could someone please help me understand what it is I am supposed to do here? Please, Thank You Click here to see answer by josmiceli(9667)

 Question 84129: I need to divide on this one, help 7x^5y^5-21x^4y^4+14x^3y^3 __________________________ 7x^3y^3 Click here to see answer by Nate(3500)