# Questions on Algebra: Polynomials, rational expressions and equations answered by real tutors!

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 Question 594133: When reducing rational expressions determine any restrictions on the variable (5y^2)/(3y-4)?? I know the ansswer is 4/3 I just dont know how to get to that answer. Click here to see answer by jim_thompson5910(29613)

 Question 594273: what is the answer to the math equation 9x squared + 6xy divided by 3x Click here to see answer by Alan3354(34677)

 Question 594383: If a stone is tossed from the top of a 330 meter building the height of the stone as a function of time is given by h(t)=-9.8t^2-10t+330 where is it in seconds and height is in meters. After how many seconds will the stone hit the ground? Round to the nearest hundredths place; include units in your answer. Click here to see answer by solver91311(18785)
 Question 594383: If a stone is tossed from the top of a 330 meter building the height of the stone as a function of time is given by h(t)=-9.8t^2-10t+330 where is it in seconds and height is in meters. After how many seconds will the stone hit the ground? Round to the nearest hundredths place; include units in your answer. Click here to see answer by Alan3354(34677)

 Question 594455: How do you factor: v^2 - 2v + 48 Can you answer in 8th grade terms please? I've tried notes, friends, parents, teachers and all over the internet. Thank you in advance, Math-Student-in-Distress Click here to see answer by Alan3354(34677)
 Question 594455: How do you factor: v^2 - 2v + 48 Can you answer in 8th grade terms please? I've tried notes, friends, parents, teachers and all over the internet. Thank you in advance, Math-Student-in-Distress Click here to see answer by mamiya(56)

 Question 594251: which of the following expressions is equivalent to (4a^2b)^3(ab)^3 a)16a^6b^6 b)64a^9b^6 c)64a^7b^9 d)12a^7b Click here to see answer by ankor@dixie-net.com(16524)

 Question 594582: solve using elimination method If system has no solution or infinate state this -12x+27y=60 -6x-6y=30 Click here to see answer by mananth(13127)

 Question 595009: Can someone tell me if the answer I got to the following equation is correct? e^2-6e+8/e^2-e-12 divided by e^2/e^2-9 I got (e-3)/e+2) as the answer. Click here to see answer by Alan3354(34677)

 Question 595016: Can someone tell me if the answer I came up with to the following problem is correct? e^2-6e+8/e^2-e-12 divided by e^2-4/e^2-9 The answer I got was (e-3)/(e+2) Thank you Click here to see answer by Alan3354(34677)

 Question 595014: Can someone tell me if I am correct with my answer to the following problem? e^2-6e+8/e^2-e-12 divided by e^2/e^2-9 The answer that I came up with was (e-3)/(e+2) Click here to see answer by Alan3354(34677)

 Question 595116: Find the exact value of f’’’(2), where f(x)=3x^2 – 2 Click here to see answer by Alan3354(34677)

 Question 595294: A rectangular skateboard park has an area of x^(2)+15x+54 what are the possible dimensions of the park? use factoring Click here to see answer by Alan3354(34677)

 Question 595361: I am trying to find the least common multiple of these two polynomials. and I am having trouble setting the problem up. I know that I need to take out common factors with the last polynomial but after that I get stuck. Click here to see answer by jsmallt9(3438)

 Question 595092: find the value of c that makes each trinomial a perfect square: x^2-21x+c. Click here to see answer by ankor@dixie-net.com(16524)

 Question 595304: If a stone is tossed from the top of a 330 meter building,the height io the stone as a function of time is given by h(t)= -9.8t^2-10t+330 where is it in seconds and height is in meters. After how many seconds will the stone hit the ground? Round to the nearest hundredths place include units in your solution Click here to see answer by ankor@dixie-net.com(16524)

 Question 595524: 1. Would someone please show me how to solve these two word problems? Liz can shovel snow from her driveway in 30 minutes. Brad can do it in only 35 minutes. How long would it take them to shovel the driveway if they worked together? Click here to see answer by richwmiller(10278)

 Question 595295: 2x^3-5x+4=0 can you please explain to me step by step how to use the rational root theorem for the equation and then find any actual rational roots ? Click here to see answer by richard1234(5390)

 Question 595118: Find the exact value of F’(2), given that f(2)=-4, f’(2)=1, g(2)=-2 and g’(2)=-1 where F(x)=5f(x)+2g(x) Click here to see answer by richard1234(5390)

 Question 595641: Find all numbers for which the rational expression is undefined. -12/-25v Click here to see answer by math-vortex(472)

 Question 595699: Write the polynomial as a product of linear factors. P(x)=x^3-8x^2+17x-4 Click here to see answer by jsmallt9(3438)

 Question 595700: I have a question. I have 4/x-1 with a (-) in front. Do I need to distribute the - to the numerator or denominator? Click here to see answer by jsmallt9(3438)

 Question 595685: Please someone help!This is confusing. I do not know how to solve. To determine the number of deer in a game preserve a conservationist catches 790 deer, tags them and lets them go. Later 314 deer are captured; 157 of them are tagged. How many deer are in the game preserve? Click here to see answer by jsmallt9(3438)

 Question 595680: find all numbers for which the rational expression is not defined" 2x-7 ______ x^2+5x-24 Click here to see answer by jsmallt9(3438)

 Question 595646: Referring to the figure, find an expression for the area. The square has a height of x + 1 and a length of x + 1 Click here to see answer by jsmallt9(3438)

 Question 595715: Given a polynomail and one of its factors, find the remaining factors of the polynomial. Some factors may not be binomials. X^3+2X^2-33X-90 ; X+5 Click here to see answer by jsmallt9(3438)