# 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 136138: I really would like some help on the rational addition expression...Thank you for all your help!! n - 2 n^2 + 5n + 10 ----- + -------------- n + 4 n + 4 Click here to see answer by solver91311(17077)
 Question 136138: I really would like some help on the rational addition expression...Thank you for all your help!! n - 2 n^2 + 5n + 10 ----- + -------------- n + 4 n + 4 Click here to see answer by vleith(2825)

 Question 136068: Tracy leaves for work at 8:a.m traveling at 36 mph. Sarah finds that Tracy has forgotten her briefcase, so she leaves 8:05 chasing after her at 50 mph. At what time will Sarah catch tracy? Click here to see answer by ankor@dixie-net.com(15747)

 Question 136122: need to know how to solve equations in the first degree. thks Click here to see answer by nycsharkman(136)

 Question 136070: please help me graph and solve this equation: Ann leaves Avon at noon biking to Batavia at 16 km/h. At 1 p.m Bill leaves Batavia and bikes toward avon at 20 km/h. If the distance between avon and batavia is 70 km, at what time do ann and bill meet? Click here to see answer by checkley77(12569)

 Question 136198: Find each quotient. Try to write only the answer. -12z4 y2 __________ -2z10 y2 Click here to see answer by stanbon(57984)

 Question 136338: can you explain to me how to find the answer to the following problems on Polynomials and Monomials. (3a-7)-3(4b + 7) 2(x^2+5-2x-7)-3(4x+8-3x^2+3x) 8-3(4x-(7-2x))+18 Click here to see answer by checkley77(12569)

 Question 136430: please show me how to solve so i know the steps to use 16x2y -------- 24xy3 Click here to see answer by checkley77(12569)

 Question 136496: simplify/solve it reads x-1 over x-3 is equal to 2 over x-3: x-1 2 --- = --- x-3 x-3 Click here to see answer by checkley77(12569)

 Question 136508: 3/x-2 + 5/x+1 = 1/x^2-x-2 I think this is considered fractional equations and inequalities? Click here to see answer by stanbon(57984)

 Question 136499: A positive number is 30 less than its square. Find the number. Click here to see answer by ankor@dixie-net.com(15747)

 Question 136536: Given the polynomial function has the given zero, find the other zeros. f(x) = x^3 - 8x^2 + 17x - 30; 6 Choices are: a) 1 + square root of 5i, 1 - square root of 5i b) 1 +2i, 1-2i c) 1 + square root of 5, 1 - square root of 5 d) -1+2i, -1-2i I think I have ruled out c - but I can't figure out the imaginary #'s. I don't know if I'm just not thinking clearly, or just forgetting something that I already know. If you could help me with this, I would greatly appreciate it. CB Click here to see answer by stanbon(57984)

 Question 136551: Projet Motion. if h=-16t^2+96t represents the height of a rocket, in feet, t seconds after it was fired, when will the rocket hit the ground? Hint: the rocket is on the ground when h=0. Click here to see answer by vleith(2825)

 Question 136630: Find a fourth-degree polynomial equation with integer coefficients that has the given numbers as roots. The given numbers are 3+ i and -2i Click here to see answer by Fombitz(13828)
 Question 136630: Find a fourth-degree polynomial equation with integer coefficients that has the given numbers as roots. The given numbers are 3+ i and -2i Click here to see answer by solver91311(17077)

 Question 136766: 2. [6 pts.] The gross domestic product (GDP) of a developing country from 1999 (t=0) to 2007 is approximated by f(t) = −0.2t^3 + 2.4t^2 + 60 (0 <_ t _> 8) where f(t) is measured in billions of dollars. Find the maximum growth rate of the country’s GDP in the given period. Thank you so much for your time. I have been trying to do this problem for a couple of days now. I work full time and go to school full time so its hard to keep up in class. Click here to see answer by stanbon(57984)

 Question 136813: hey I need to find Greatest Common Factor(GCF) 6a^2b^2 + 18ab^3 Click here to see answer by solver91311(17077)

 Question 136811: Hi i need help with this problem Find the product of 6x-5 and -3x+2 Click here to see answer by solver91311(17077)

 Question 136835: A rectangle has an area of (16p^2-40pr+25r^2) Find the dimensions of the rectangle. Click here to see answer by checkley77(12569)

 Question 136929: hello i want to know the answe for this thank you 2(x+2) divided 4(x-2) ------ ------ 5(x-3) 5x-15 Click here to see answer by dolly(163)

 Question 136956: I need help on how to figure this out: To determine the number of deer in a game preserve, a conservationist catches 804 deer, tags them and lets them loose. Later, 549 deer are caught; 183 of them are tagged. How many deer are in the preserve? Please help Click here to see answer by checkley77(12569)
 Question 136956: I need help on how to figure this out: To determine the number of deer in a game preserve, a conservationist catches 804 deer, tags them and lets them loose. Later, 549 deer are caught; 183 of them are tagged. How many deer are in the preserve? Please help Click here to see answer by stanbon(57984)

 Question 136976: I have not done algebra in over 10 years and I don't remember any of this stuff. Please help. Explain this to me? Which of the following expressions represents the product of 3 less than twice x and 2 more than the quantity 3 times x. A. -6x squared+25x+ 6 B. 6x squared+5x+6 C. 6xsquared-5x+6 D. 6xsquared-5x-6 E. 6xsquared-13x-6 Click here to see answer by checkley77(12569)

 Question 137047: Usually I know how to factor up to four terms (by grouping method), but this particular problem caught me because it is five terms. Here is the problem: Factor the expression completely: 7n^5+7n^4-3n^2-6n-3. Please explain it, and help! Thank you so much. :) Click here to see answer by stanbon(57984)

 Question 137136: find the slope and the y intercept of the line 9x = 2y + 8 ? what is the slope 2)FIND THE SLOPE- (3,4) AND (9, -10)? SLOPE M IS WHAT 3)DETERMINE WHETHER THE GRAPH OF THE TWO EQUATION ARE PERPENDICULAR Y=2X- 3 6Y= 5-X 3)FIND AN EQUATION OF THE LINE CONTAINING THE GIVEN PAIR OF POINTS (-2, -8) AND (-9, -3) WHAT IEQUATION OF THE LINE IS Y Click here to see answer by stanbon(57984)