# 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 337661: Can you help me factor these three equations? Please and Thank you 1. 12x^2+18X 2. 3x^2-48 3. 9a^2-24ab+16b^2 Click here to see answer by Fombitz(13828)
 Question 337661: Can you help me factor these three equations? Please and Thank you 1. 12x^2+18X 2. 3x^2-48 3. 9a^2-24ab+16b^2 Click here to see answer by stanbon(57242)

 Question 337675: complete the square write it as a trinomial or polynomial x^2+2x x(x+2) Click here to see answer by Fombitz(13828)

 Question 337871: Find a polynomial for the perimeter and for the area. c+8, c Click here to see answer by stanbon(57242)

 Question 337838: The volume of an 8-foot-wide portable storage container is given by the trinomial below. Its dimensions can be determined by factoring the trinomial to find the height and the length of the container. Find the polynomials that represent the height and the length of the container. (72x 2 + 144x - 320) ft3 Click here to see answer by scott8148(6628)

 Question 337835: The area of a desktop is represented by the trinomial below. Factor it to find the polynomials that represent its length and width in terms of x. (16x 2 + 40x - 11) in2 Click here to see answer by scott8148(6628)

 Question 337882: Use the Foil method to find the product. (5x^8-5)(x^9-4) Click here to see answer by checkley77(12569)
 Question 337882: Use the Foil method to find the product. (5x^8-5)(x^9-4) Click here to see answer by edjones(7569)

 Question 337932: Find the value of a such that v^2+10v+a is a perfect square Click here to see answer by Fombitz(13828)
 Question 337932: Find the value of a such that v^2+10v+a is a perfect square Click here to see answer by edjones(7569)

 Question 338082: The product of (a + b)(a − b) is a perfect square trinomial? A: Sometimes B: Always C: Never isnt it always? Click here to see answer by Edwin McCravy(8882)

 Question 338209: Factor each polynomial completely. Check by multyplying. 32m exponent9 +16m exponent5 +24m exponent3 Click here to see answer by katealdridge(100)

 Question 338208: Factor each polynomial completely. Check by multyplying. 32m exponent9 +16m exponent +24m exponent Click here to see answer by checkley77(12569)

 Question 338075: A RANCHER IN Centreville decides to build a silo inside his corral. The rectangular corral measures 23 m by 18 m and the silo's base is circular with a diameter of 2x meters. Find a polynomial for the remaining area of the corral (in square meters) after the silo is built. Click here to see answer by ankor@dixie-net.com(15634)

 Question 338527: x^2 + 26x + 169 Not understanding how to Factor completely. Show all work necessary. Click here to see answer by mananth(12270)

 Question 338599: Perform the division: -28x^4+60x^5 divided by 12x^5 Is the answer -7/3x^-1 +5 or -7/3x + 5? My MathLab is giving me two different answers. Click here to see answer by Alan3354(30982)

 Question 338668: Find all numbers for which the rational expression is undefined. (p^3-8p)/(p^2-64) Click here to see answer by Fombitz(13828)

 Question 338741: Solve by factoring and using the principle of zero products. Show all work necessary. k2 - 25 = 0 Click here to see answer by Fombitz(13828)

 Question 338678: solve (x+20)(x-9)(x+6)>0 A).The solution set is {x|___}? B).The solution to all real numbers C).There are no solutions Click here to see answer by Fombitz(13828)

 Question 338081: Find the product of (3x + 7y)(3x − 7y). A: 9x^2 − 42xy + 49y^2 B: 9x^2 + 42xy + 49y^2 C: 9x^2 − 49y^2 D: 9x^2 + 49y^2 the answer is c right? Click here to see answer by jim_thompson5910(28503)

 Question 338128: I'm trying to solve this problem and I can't seem to get the correct answer. How would I solve the following problem? 2x^2+3xy-4y^2 when x=2 and y= -4 Click here to see answer by jim_thompson5910(28503)