# 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 628478: Use synthetic division and the remainder theorem to find the value of the given function g(-3)= Answer Formula= g(x)=x^3-3x^2+x-7 Click here to see answer by jsmallt9(3296)

 Question 628366: adding rational expressions the simplest polynomial that is a multiple of all the denominators defines the necessary condition. What is that condition? Click here to see answer by jsmallt9(3296)

 Question 628515: i have a problem of this question factorize it a3-13a+12????? plz help me. Click here to see answer by lwsshak3(6764)

 Question 628330: Solve the polynomial inequality and graph the solution set on a real number line. Express the solution set in interval notation. x^3-4x^2-16x+64<0 Click here to see answer by lwsshak3(6764)

 Question 628514: i have a problem of this question a3-13a+12????? plz help me. Click here to see answer by jsmallt9(3296)

 Question 628540: Use long division to find the quotient Q(x) and the remainder R(x) when p(x) is divided by d(x) and express p(? use long division to find the quotient Q(x) and the remainder R(x) when p(x) is divided by d(x) and express p(x) in the form d(x) Q(x)+R(x) P(x)=x^3+5x^2-27x+230 d(x)=x+10 p(x)=(x+10) ( ) + ? i need the answer for this here Click here to see answer by jsmallt9(3296)

 Question 628708: fran works due north of home her husband ben works due east they leave for work at the same time by the time alice is 5 miles from home the distance between them is one mile more than ralphs distance from home . how far from home is ralph? Click here to see answer by ankor@dixie-net.com(15747)

 Question 628787: Suppose that the sum of two numbers is 16, and the sum of their squares is 178. Find the numbers.. Click here to see answer by graphmatics(170)

 Question 628683: How do you find a 5th degree polynomial in factored form with roots: at -2, 1, 3 only? I have absolutely no clue, please help. This is kind of urgent. Thank you very much. Click here to see answer by jsmallt9(3296)

 Question 628862: what is the maximum & minimum values of x^2-3xy+y^2+13x-12y+13 Click here to see answer by Alan3354(31538)
 Question 628862: what is the maximum & minimum values of x^2-3xy+y^2+13x-12y+13 Click here to see answer by solver91311(17077)

 Question 628889: I need help simplify the expression 3(x-2)- 9(x^2+7x+4)-5(x+8) Click here to see answer by Maths68(1474)

 Question 628931: i don't understand how to do a polynomial equation, particularly ones with exponents higher then 2 like x^3+9x^2+23x+15=0 Click here to see answer by lwsshak3(6764)
 Question 628931: i don't understand how to do a polynomial equation, particularly ones with exponents higher then 2 like x^3+9x^2+23x+15=0 Click here to see answer by solver91311(17077)

 Question 628957: Factor this expression completely, then place the factors in the proper location on the grid. 1/8x^3-1/27y^3 Click here to see answer by solver91311(17077)

 Question 628898: Write the rational expression in lowest terms 5t-25 ------ t^2 - 25 y^2-1 ------ 1-y is this answer -y-1 ?? Click here to see answer by jim_thompson5910(28717)

 Question 629066: what is the product of the expression (4w^2-5)(w+5)? Click here to see answer by jim_thompson5910(28717)

 Question 629067: What is the product of the expression (3x+2)(3x-5)? Click here to see answer by jim_thompson5910(28717)

 Question 629092: Jack usually mows his lawn in 7 hours. Marilyn can mow the same yard in 6 hours. How much time would it take for them to mow the lawn together? They could mow the lawn in _____ hours if they worked together. (simplify your answer) Click here to see answer by richwmiller(9144)
 Question 629092: Jack usually mows his lawn in 7 hours. Marilyn can mow the same yard in 6 hours. How much time would it take for them to mow the lawn together? They could mow the lawn in _____ hours if they worked together. (simplify your answer) Click here to see answer by josmiceli(9819)

 Question 629069: what is the product of the expression 2b(3b-3) in standard form? Click here to see answer by jim_thompson5910(28717)

 Question 629144: form a polynomial f(x) with real coefficients having the given degree and zeros. Degree; zeros:-1;-i;-5+1 Click here to see answer by jsmallt9(3296)

 Question 629147: information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f Degree 3; zeros: 5,-4i Click here to see answer by jsmallt9(3296)

 Question 629215: The formula r=2√5L can be used to approximate the speed r, in miles per hour, of a car that has left skid marks of length L, in feet. How far will a car skid at 70 mph? Click here to see answer by ewatrrr(10682)

 Question 629224: Television sets. What does it mean to refer to a 20 in tv set or a 25 in tv set? Such units refer to the diagonal of the screen. A 20 in tv set also has a width of 16 inches. What is its height? What is the height of a 20 in tv? Click here to see answer by ewatrrr(10682)
 Question 629224: Television sets. What does it mean to refer to a 20 in tv set or a 25 in tv set? Such units refer to the diagonal of the screen. A 20 in tv set also has a width of 16 inches. What is its height? What is the height of a 20 in tv? Click here to see answer by Alan3354(31538)

 Question 629218: Use the laws of exponets to simplify. 5. 2 ---- ---- 8) 3 (10 Click here to see answer by Alan3354(31538)