# 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 483613: Please help me to solve : Jack usually mows the lawn in 3 hours. Marilyn can mow the same yard in 6 hours. How much time would it take for them to mow the lawn together? Click here to see answer by Edwin McCravy(8909)

 Question 483683: Choose the best response to describe the polynomial: -6x5 + x3 – 2 It is cubic. It is a binomial. It has a leading coefficient of 6. It is of degree five. Click here to see answer by Alan3354(30993)
 Question 483683: Choose the best response to describe the polynomial: -6x5 + x3 – 2 It is cubic. It is a binomial. It has a leading coefficient of 6. It is of degree five. Click here to see answer by MathLover1(6634)

 Question 483686: Essay question: show all work. Find the difference: (3x2 – 6x + 8) – (-8x2 + x – 4) Click here to see answer by Learners04(5)

 Question 483678: Short Answer. State the degree of the given polynomial: x^3 – 8x^2 + 9x – 2 Click here to see answer by Learners04(5)

 Question 483741: Solve the equation by factoring. x2 + x = 72 x = (smaller value) x = (larger value) Click here to see answer by Alan3354(30993)

 Question 483744: Solve the equation by factoring. x2 + 2x = 3 x = (smaller value) x = (larger value) Solve the equation by factoring. x2 − 7x + 12 = 0 x = (smaller value) x = (larger value) Solve the equation by factoring. 2x2 − 13x − 7 = 0 x = (smaller value) x = (larger value) Click here to see answer by Alan3354(30993)

 Question 483740: solve by factoring. 5y^2+21y+4=0 what are the smaller and larger values? Click here to see answer by Alan3354(30993)

 Question 483748: does whole numbers a rational expression??how can i easily determine rational algebraic equation???? are those with radical sign an algebraic equation??? yhanks Click here to see answer by richard1234(5390)

 Question 483847: -2x^2+6 is what kind of polynomial? Classify the number by degrees and terms. Click here to see answer by nerdybill(6962)

 Question 483957: I need help on this one... Find the product: -6x(5x2 + 4x + 4) A. -x3 – 2x2 – 2x B. -30x3 – 24x2 – 24x C. -30x2 – 24x – 24 D. -30x3 + 4x + 4 Click here to see answer by Alan3354(30993)

 Question 483954: Can someone help me with this? Find the product: -6x(5x2 + 4x + 4) A. -x3 – 2x2 – 2x B. -30x3 – 24x2 – 24x C. -30x2 – 24x – 24 D. -30x3 + 4x + 4 Click here to see answer by Alan3354(30993)

 Question 483978: How do I factor 8x squared + 28x = -24 Click here to see answer by rfer(12662)

 Question 484204: Simplify the expression: 3x/x-2 - 8/x^2-4 Please show me how to solve this thanks! Click here to see answer by unlockmath(1602)

 Question 484205: Solve the equation: 2/x-1 = 6x/x+4 Please show me how to solve this Thanks! Click here to see answer by Joker(6)