# 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 369022: F=Gm1m2/r^2 SOLVE FOR m2 can some one explain this literal equation to me. Thank you! Click here to see answer by Fombitz(13828)

 Question 369034: WHAT IS Y^-6 ASSUMING THAT THE VARIABLE " Y " IS NONZERO Click here to see answer by Fombitz(13828)

 Question 369052: I need help with a math quiz. Is anyone willing to help me please!!!!! There are 24 questions. I don't really understand how to solve them... Click here to see answer by rfer(12660)

 Question 368715: I need help with factoring polynomials such as 5a+5 and -a-2b. Click here to see answer by Fombitz(13828)

 Question 369160: Describe, in your own words, the difference between an expression and an equation. Given an expression, do you simplify or do you solve it? Given an equation, do you simplify or do you solve it? Click here to see answer by solver91311(16885)

 Question 369153: Each figure represents a real number and no denominators are 0. Choose the correct statement and briefly explain why the others are not correct. a) (Ο/Δ)+(Ω/Ο)=(Ο+Ω)/(ΔΟ) b) (Ο/Δ)+(Ω/Ο)=(Ο+Ω)/(Δ+Ο) c) (Ο/Δ)+(Ω/Ο)=(ΟΟ+ΩΔ)/(ΔΟ) Click here to see answer by robertb(4012)

 Question 369206: When two resistors S and T are connected in parallel their combined resistance R is given by the expression R=1/(1/s)+(1/T) This expression can be rewritten as a rational expression in S and T. The numerator of that expression is and its denominator is Hint: Rational expressions work exactly like fractions. Click here to see answer by Alan3354(30993)

 Question 369220: what is the polynomial of 8n squared to the 6th power? Click here to see answer by robertb(4012)

 Question 369369: Please simplify http://www.algebra.com/cgi-bin/plot-formula.mpl?expression=%282%2Ax%5E2-2%2Ax%29%2F%28x%5E2-2%2Ax-15%29-%282%29%2F%28x%2B3%29%2B%28x%29%2F%285-x%29&x=0003 I'm not sure how to make the pic appear on this page, that's why it shows only when you click on the link. If anyone can help on that too, I would appreciate it. Still pretty new to this website. Thank You! Click here to see answer by Alan3354(30993)

 Question 369538: A cashier has a total of 132 bills, made up of fives and tens. The total value of the money is \$760. How many ten dollar bills does the cashier have? Click here to see answer by ewatrrr(10682)

 Question 369596: How do you determine if a polynomial is the difference of two squares? Click here to see answer by Fombitz(13828)

 Question 369799: Solve by factoring and using the principle of zero products: x^2+4x-21=0 Click here to see answer by Alan3354(30993)

 Question 369780: Factor out x squared + 2x = 6 - 6x Click here to see answer by neatmath(300)

 Question 369975: can you tell me if we can divide by zero for rational expressions? Why or why not? Click here to see answer by jim_thompson5910(28595)

 Question 369803: Solve by factoring and using the principle of zero products: 3x^2+8x=9+2x Click here to see answer by Fombitz(13828)

 Question 369847: Two wheels of radius 15.98cm and 13.67cm respectively rest on the ground. If the centers of the wheels are 33.73cm apart, how far apart are the points where they touch the ground? Click here to see answer by jsmallt9(3296)

 Question 370115: 3x^2 - 12 / x^2 + 2x - 8 divided by 6x + 18 / x + 4 Divide as indicated Click here to see answer by jsmallt9(3296)

 Question 370141: Felix Drove 800 miles in X amount of hours on Monday. A) Write a rational expression for his average speed B) On tuesday he drove for 6 hours at the same average speed. Write a rational expression for his distance.... Please i need help Click here to see answer by jsmallt9(3296)

 Question 370153: Melanie can paint a certain barn by herself in X days. Her helper Melissa can paint the same barn by herself in 2x days. Write a rational expression for the fraction of the barn, that they complete in one day by working together. Evaluation the expression for X=5.. Can you help me? Click here to see answer by ewatrrr(10682)