# Questions on Algebra: Rational Functions, analyzing and graphing answered by real tutors!

Algebra ->  Algebra  -> Rational-functions -> Questions on Algebra: Rational Functions, analyzing and graphing answered by real tutors!      Log On

 Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations! Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

 Algebra: Rational Functions, analyzing and graphing Solvers Lessons Answers archive Quiz In Depth

 Question 466757: HOw do I simplify the following problem: √50+√72 Thanks! Click here to see answer by sudhanshu_kmr(1152)

 Question 466889: Multiply and simplify 3a^6 over 8r^4 times 64r^6 over 9a Click here to see answer by Big Poop(157)

 Question 466888: subtract and simplify z-6 over z minus 7z-30 over 11z Click here to see answer by Big Poop(157)

 Question 466887: Perform the indicated operations and simplify y-7 over y-9 minus y+1 over y+9 plus y-45 over y^2 -81 Click here to see answer by Big Poop(157)

 Question 466886: subtract and simplify 1-x over x-7 minus 3x-7 over 7-x Click here to see answer by Big Poop(157)

 Question 466885: Subtract and simplify by removing a factor of 1 when possible 8cd over c^2-d^2 - c-d over c+d Click here to see answer by Big Poop(157)

 Question 466883: w^2+9 over w^2+7w-18 divided by w over w+2 divide and simplify Click here to see answer by Big Poop(157)

 Question 466882: w^2-1 over 81w+81 divided by w-1 over 9 divide and simplify Click here to see answer by Big Poop(157)

 Question 466880: y^2-36 over y divided by y-6 over y+8 Divide and simplify Click here to see answer by Big Poop(157)

 Question 466879: z^2-z-12 over z^2-6z+9 *z-3 over z-4 Multiply and simplify Click here to see answer by Big Poop(157)
 Question 466879: z^2-z-12 over z^2-6z+9 *z-3 over z-4 Multiply and simplify Click here to see answer by stanbon(57332)

 Question 466978: composite and inverse funtion: Find: (f o g)(3) f(x)= 2x g(x)= x+5 Click here to see answer by stanbon(57332)

 Question 467153: M is a perfect square of an integer. the next larger perfect square is M + 461. what is M? thank you again and again for your kindness help. Click here to see answer by robertb(4012)

 Question 467242: Solve for the unknown and check: sqrt(y)+sqrt(y+7)=7 Click here to see answer by Big Poop(157)

 Question 467241: Solve for the unknown and check: 4sqrt(x)=20 Click here to see answer by Big Poop(157)

 Question 467240: If you are h feet above the earth's surgace, the distance ,d, that you can see is approximately d (in miles) = sqrt(3h/2) Suppose you are on the roof of a building 900 ft. tall. How far can you see? (calculate to two decimal places). Please show your work or explain. Click here to see answer by Big Poop(157)

 Question 467524: How do you write f(x)=x+4/x as a rational function Click here to see answer by stanbon(57332)

 Question 467668: i have a algebra question and it ask to list all the possible rational root. the problem is xcube minus xsquare plus two x minus two equal 0 so im wondering how will that Click here to see answer by stanbon(57332)

 Question 467759: Hi, I need some help with this. I believe I have the correct answer, but I want to be certain. Solve:4x^2=20 Find the x-intercepts of f(x)=4x^2-20 I come up with x=square root 5,and - square root 5 for both. Am I correct? Thanks so much for your help!! Click here to see answer by ewatrrr(10682)

 Question 461372: Please help. I have to find the coordinates of the vertex of parabola y = -2 (x + 30)^2 + 8 and find the axis of symmetry of the graph y = 3(x-7)^2 +2 Click here to see answer by lwsshak3(6494)

 Question 468130: 5. For the following function: f(x)=x^6-7x^4-2x+7 (A)Find the maximum number of real zeros, and (B)Use Descartes's rule of signs to determine how many positive and how many negative zeros the function has. You do not need to find the zeros. Please show all of your work Please help me, I really will appreciate it, thanks! Click here to see answer by stanbon(57332)

 Question 468457: Does anyone have an idea of how quadratic equations can have the same solutions? Click here to see answer by stanbon(57332)
 Question 468457: Does anyone have an idea of how quadratic equations can have the same solutions? Click here to see answer by solver91311(16877)
 Question 468457: Does anyone have an idea of how quadratic equations can have the same solutions? Click here to see answer by Theo(3460)