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

Algebra ->  Algebra  -> Polynomials-and-rational-expressions -> Questions on Algebra: Polynomials, rational expressions and equations answered by real tutors!     (Log On)
Ad: Algebra Solved!™: algebra software that solves YOUR algebra homework problems with step-by-step help!

   


Tutors Answer Your Questions about Polynomials-and-rational-expressions (FREE)


Question 170640: 1. divide and simplify (x^2-16/x^2+4x+4) divided by (x^2+3x-4/x^2-x-2): 1. divide and simplify (x^2-16/x^2+4x+4) divided by (x^2+3x-4/x^2-x-2)
Click here to see answer by stanbon(18999) About Me 

Question 170603: what is the answer to 6^3x^6y^2 over 6x^4y?: what is the answer to 6^3x^6y^2 over 6x^4y?
Click here to see answer by checkley77(3639) About Me 

Question 170581: Need Help I am confused:
Factor Each Polynomial Completely, if polynomial cannot be factored write prime:
Problem: 8x^3-12x^2
: Need Help I am confused:
Factor Each Polynomial Completely, if polynomial cannot be factored write prime:
Problem: 8x^3-12x^2

Click here to see answer by Alan3354(1433) About Me 

Question 170625This question is from textbook Algebra structure and method book one
: Solve the following problem: The sum of the squares of two consecutive positve even integers is 340. Find the integers.This question is from textbook Algebra structure and method book one
: Solve the following problem: The sum of the squares of two consecutive positve even integers is 340. Find the integers.
Click here to see answer by Mathtut(524) About Me 
Question 170625This question is from textbook Algebra structure and method book one
: Solve the following problem: The sum of the squares of two consecutive positve even integers is 340. Find the integers.This question is from textbook Algebra structure and method book one
: Solve the following problem: The sum of the squares of two consecutive positve even integers is 340. Find the integers.
Click here to see answer by Alan3354(1433) About Me 

Question 170442: can someone please help me with this problem:
Find an equation of the line satisfying the given conditions.
Through (0,2); m = 3/2
a. 3x + 2y = -4
b. 3x - 2y = 4
c. 3x - 2y = -4
d. 2x - 3y = -4
: can someone please help me with this problem:
Find an equation of the line satisfying the given conditions.
Through (0,2); m = 3/2
a. 3x + 2y = -4
b. 3x - 2y = 4
c. 3x - 2y = -4
d. 2x - 3y = -4

Click here to see answer by Mathtut(524) About Me 

Question 170427: can someone please help me with this problem:
The growth in the population of a certain rodent at a dump site fits the exponential funciton A(t) = 336e^0.031t, where t is the number of years since 1963. Estimate the population in the year 2000.
a. 529
b. 1058
c. 1091
d. 347
: can someone please help me with this problem:
The growth in the population of a certain rodent at a dump site fits the exponential funciton A(t) = 336e^0.031t, where t is the number of years since 1963. Estimate the population in the year 2000.
a. 529
b. 1058
c. 1091
d. 347

Click here to see answer by midwood_trail(260) About Me 

Question 170414: SOLVE THE EQUATION
2/x-2+x/x+2=x+6/x^2-4
: SOLVE THE EQUATION
2/x-2+x/x+2=x+6/x^2-4

Click here to see answer by jim_thompson5910(9376) About Me 

Question 170426: PERFORM THE INDICATED OPERATION
7-1/2a / 5+1/2a
: PERFORM THE INDICATED OPERATION
7-1/2a / 5+1/2a

Click here to see answer by jim_thompson5910(9376) About Me 

Question 170424: SOLVE THE EQUATION
2/x-2+x/x+2=x+6/x^2-4
: SOLVE THE EQUATION
2/x-2+x/x+2=x+6/x^2-4

Click here to see answer by jim_thompson5910(9376) About Me 

Question 170421This question is from textbook
: can someone please, please, please help me with this problem:
Perform the indicated operation. Give the answer in lowest terms.
8p - 8 / p (divided by) 10p - 10 / 6p^2
This question is from textbook
: can someone please, please, please help me with this problem:
Perform the indicated operation. Give the answer in lowest terms.
8p - 8 / p (divided by) 10p - 10 / 6p^2

Click here to see answer by jim_thompson5910(9376) About Me 

Question 170411: Factor  a^2+b^2-c^2-d^2-2ab+2cd : Factor  a^2+b^2-c^2-d^2-2ab+2cd
Click here to see answer by Mathtut(524) About Me 

Question 170393: how would you reverse foil the following:
3x(cubed)-192x
: how would you reverse foil the following:
3x(cubed)-192x

Click here to see answer by checkley77(3639) About Me 

Question 170371: How do I solve the following: 49f/5f-35+4f/35f-245: How do I solve the following: 49f/5f-35+4f/35f-245
Click here to see answer by checkley77(3639) About Me 

Question 170305This question is from textbook Intro Algebra
: This problem requires us to use the substitution method, or the elimination method. Which do you think is best and if you could explain the steps.
y = 2/5x - 7
y = 2/5x + 4
This question is from textbook Intro Algebra
: This problem requires us to use the substitution method, or the elimination method. Which do you think is best and if you could explain the steps.
y = 2/5x - 7
y = 2/5x + 4

Click here to see answer by checkley77(3639) About Me 

Question 170296This question is from textbook Introductory Algebra
: This is a story problem: A goldsmith has two alloys that are different purities of gold. The first is three-fourths pure gold and the second is five-twelfths pure gold. How many ounces of each should be melted and mixed in order to obtain a 6-oz mixture that is two-thirds pure?
Could you please lead me in the right direction for solving this problem?
This question is from textbook Introductory Algebra
: This is a story problem: A goldsmith has two alloys that are different purities of gold. The first is three-fourths pure gold and the second is five-twelfths pure gold. How many ounces of each should be melted and mixed in order to obtain a 6-oz mixture that is two-thirds pure?
Could you please lead me in the right direction for solving this problem?

Click here to see answer by Alan3354(1433) About Me 

Question 170070: perform the indicated operation
2x/4x+7 + 8x/4x+7
: perform the indicated operation
2x/4x+7 + 8x/4x+7

Click here to see answer by checkley77(3639) About Me 

Question 170221: PERFORM THE INDICATED OPERATION
2x/4x+7 + 8x/4x+7
: PERFORM THE INDICATED OPERATION
2x/4x+7 + 8x/4x+7

Click here to see answer by stanbon(18999) About Me 

Question 170196: If it takes one person to mow a lawn in 6 hours, and another person 4 hours to mow the same yard how long will it take them to mow the lawn together?
A 15 inch tv has the width of 12 inches. What is the height?
A pro basketball player has a vertical leap of about 30 inches, what is his hang time? Use the hang-time function V=48T^2. His hang time is ? seconds?
: If it takes one person to mow a lawn in 6 hours, and another person 4 hours to mow the same yard how long will it take them to mow the lawn together?
A 15 inch tv has the width of 12 inches. What is the height?
A pro basketball player has a vertical leap of about 30 inches, what is his hang time? Use the hang-time function V=48T^2. His hang time is ? seconds?

Click here to see answer by solver91311(1877) About Me 

Question 170193: Add. Simplify if possible. 7v/v^2-49 + v/v-7 (this is a fraction)


Find the polynomial for the perimeter and for the area z+8 (top of square) z (side of square).


Subtract by simiplifying collecting like radical terms if possible 4 square root sign 80 - 6 square root sign 5.


If the sides of a square are lengthened by 7cm, the area becomes 196cm^2.
Find the length of a side of the oringinal square.


Please help I have to submit by tomorrow.
Thank you in advance
: Add. Simplify if possible. 7v/v^2-49 + v/v-7 (this is a fraction)


Find the polynomial for the perimeter and for the area z+8 (top of square) z (side of square).


Subtract by simiplifying collecting like radical terms if possible 4 square root sign 80 - 6 square root sign 5.


If the sides of a square are lengthened by 7cm, the area becomes 196cm^2.
Find the length of a side of the oringinal square.


Please help I have to submit by tomorrow.
Thank you in advance

Click here to see answer by jim_thompson5910(9376) About Me 

Question 170213: (x^3+2x^2-1)/(x^2-4)
I got x+2 with a remainder of 4x+7
: (x^3+2x^2-1)/(x^2-4)
I got x+2 with a remainder of 4x+7

Click here to see answer by jim_thompson5910(9376) About Me 

Question 170072: perform the indicated operation
5/x^2-49 + 2x+1/x^2+7x
: perform the indicated operation
5/x^2-49 + 2x+1/x^2+7x

Click here to see answer by ankor@dixie-net.com(4532) About Me 

Question 170149: SOLVE:
5t^2+30t-5t^3=0
: SOLVE:
5t^2+30t-5t^3=0

Click here to see answer by jim_thompson5910(9376) About Me 

Question 170133: I'm doing long division for division of algebraic expressions and trinomials............ question is ...
_________________
2x^4 + 4x^3 + 2 / x^2 - 1 long division = x^2 - 1 / 2x^4 + 4x^3 + 2
answer is 2x^2 + 4x + 2 and i have no idea how they arrived at that answer??
: I'm doing long division for division of algebraic expressions and trinomials............ question is ...
_________________
2x^4 + 4x^3 + 2 / x^2 - 1 long division = x^2 - 1 / 2x^4 + 4x^3 + 2
answer is 2x^2 + 4x + 2 and i have no idea how they arrived at that answer??

Click here to see answer by checkley77(3639) About Me 

Question 170132: 20x+26=86 what does x equal
18x+20>35 what does x equal
: 20x+26=86 what does x equal
18x+20>35 what does x equal

Click here to see answer by checkley77(3639) About Me 
Question 170132: 20x+26=86 what does x equal
18x+20>35 what does x equal
: 20x+26=86 what does x equal
18x+20>35 what does x equal

Click here to see answer by Alan3354(1433) About Me 

Question 170140: 1. 4(3a^2)^2
2. A^10/A^10

simplify
: 1. 4(3a^2)^2
2. A^10/A^10

simplify

Click here to see answer by stanbon(18999) About Me 

Question 170106: Someone should sue al-khwarizmi or the greeks for even iventing algebra! lol
since i am probably the worst person in my algebra class, i guess i will be coming here more often lol
if someone could help me with these three problems id be very thankful =)
(x+2)(x+3)= x^2+2x+3x+6= 11x^4 (or not?)

(2x-5)(3x+2) (my teacher olny wrote to that; "you should use the foil system")
(2x+5)(x^2-x-2) (I got that one totally wrong, but that was only because i didnt really understand it at all).
: Someone should sue al-khwarizmi or the greeks for even iventing algebra! lol
since i am probably the worst person in my algebra class, i guess i will be coming here more often lol
if someone could help me with these three problems id be very thankful =)
(x+2)(x+3)= x^2+2x+3x+6= 11x^4 (or not?)

(2x-5)(3x+2) (my teacher olny wrote to that; "you should use the foil system")
(2x+5)(x^2-x-2) (I got that one totally wrong, but that was only because i didnt really understand it at all).

Click here to see answer by Earlsdon(3748) About Me 
Question 170106: Someone should sue al-khwarizmi or the greeks for even iventing algebra! lol
since i am probably the worst person in my algebra class, i guess i will be coming here more often lol
if someone could help me with these three problems id be very thankful =)
(x+2)(x+3)= x^2+2x+3x+6= 11x^4 (or not?)

(2x-5)(3x+2) (my teacher olny wrote to that; "you should use the foil system")
(2x+5)(x^2-x-2) (I got that one totally wrong, but that was only because i didnt really understand it at all).
: Someone should sue al-khwarizmi or the greeks for even iventing algebra! lol
since i am probably the worst person in my algebra class, i guess i will be coming here more often lol
if someone could help me with these three problems id be very thankful =)
(x+2)(x+3)= x^2+2x+3x+6= 11x^4 (or not?)

(2x-5)(3x+2) (my teacher olny wrote to that; "you should use the foil system")
(2x+5)(x^2-x-2) (I got that one totally wrong, but that was only because i didnt really understand it at all).

Click here to see answer by jim_thompson5910(9376) About Me 

Question 170110: If I'd have to pay tax on everything I dont understand in algebra, then i would be bankrupted lol maybe someone could explain this to me =)
-3x(x^2+2) (my answer was x^2= -6, but as you might have guessed my answer is wrong)
: If I'd have to pay tax on everything I dont understand in algebra, then i would be bankrupted lol maybe someone could explain this to me =)
-3x(x^2+2) (my answer was x^2= -6, but as you might have guessed my answer is wrong)

Click here to see answer by Alan3354(1433) About Me 

Question 170118: 1. .00004734
2. 674,000

Convert to scientific notation
: 1. .00004734
2. 674,000

Convert to scientific notation

Click here to see answer by Alan3354(1433) About Me 

Question 170074: perform the indicated operation
4m^3/15a^2b^2*45a^3b^3/8m^2n
: perform the indicated operation
4m^3/15a^2b^2*45a^3b^3/8m^2n

Click here to see answer by stanbon(18999) About Me 

Question 170073: perform the indicated operation
5/x-5 - 8/x+8
: perform the indicated operation
5/x-5 - 8/x+8

Click here to see answer by stanbon(18999) About Me 

Question 170075: FIND THE LEAST COMON DENOMINATOR AND WRITE EQUIVALENT RATIONAL EXPRESSION WITH THE LCD.
3/a^4b^3,6/a^2b^5
: FIND THE LEAST COMON DENOMINATOR AND WRITE EQUIVALENT RATIONAL EXPRESSION WITH THE LCD.
3/a^4b^3,6/a^2b^5

Click here to see answer by stanbon(18999) About Me 

Question 170066: SOLVE THE EQUATION
y/4-y/6=1/4
: SOLVE THE EQUATION
y/4-y/6=1/4

Click here to see answer by Alan3354(1433) About Me 

Question 170076: reduce
5x-x^2/x^2-10x+25
: reduce
5x-x^2/x^2-10x+25

Click here to see answer by nerdybill(1124) About Me 

Question 170077: find the value(s) that can replace the variable in the expression and cause the expression to be undefined.
6x/x+6
: find the value(s) that can replace the variable in the expression and cause the expression to be undefined.
6x/x+6

Click here to see answer by kaylagnapp(1) About Me 

Question 170050This question is from textbook Algebra structure and method book one
: Evaluate by factoring first:  7^2-28+7*17 This question is from textbook Algebra structure and method book one
: Evaluate by factoring first:  7^2-28+7*17
Click here to see answer by stanbon(18999) About Me 

Question 170010: Please Help. Thank You.
Increasing cube. Each of the three sides of a cube with
sides of x centimeters is increased by a whole number of
centimeters. The new volume in cubic centimeters is
given by
V(X)= x^3 + 10x^2 + 31x + 30.
a) Find V(3).
b) If the new height is x + 2 centimeters, then what are the
new length and width?
c) Find the volume when x =3 by multiplying the length,
width, and height.
: Please Help. Thank You.
Increasing cube. Each of the three sides of a cube with
sides of x centimeters is increased by a whole number of
centimeters. The new volume in cubic centimeters is
given by
V(X)= x^3 + 10x^2 + 31x + 30.
a) Find V(3).
b) If the new height is x + 2 centimeters, then what are the
new length and width?
c) Find the volume when x =3 by multiplying the length,
width, and height.

Click here to see answer by ankor@dixie-net.com(4532) About Me 

Question 170021This question is from textbook Algebra Structure and Method Book One
: Factor a^2+b^2-c^2-d^2-2ab+2cdThis question is from textbook Algebra Structure and Method Book One
: Factor a^2+b^2-c^2-d^2-2ab+2cd
Click here to see answer by checkley77(3639) About Me 

Question 169942This question is from textbook Introductory Algebra
: Divide and, if possible, simplify
z^2 + 8z + 16/z^2 + 13z + 36 divided by z^2 + 4z/z^2 + 15z + 54
This question is from textbook Introductory Algebra
: Divide and, if possible, simplify
z^2 + 8z + 16/z^2 + 13z + 36 divided by z^2 + 4z/z^2 + 15z + 54

Click here to see answer by jim_thompson5910(9376) About Me 

Question 169944This question is from textbook Introductory Algebra
: Simplify
3x + 2/15x^2 + 19x + 6
This question is from textbook Introductory Algebra
: Simplify
3x + 2/15x^2 + 19x + 6

Click here to see answer by Alan3354(1433) About Me 

Question 169958: the sum 2/x+1 + 7/x+2 can be expressed in the form ax+b/(x+1)(x+2). what are the values for a and b?: the sum 2/x+1 + 7/x+2 can be expressed in the form ax+b/(x+1)(x+2). what are the values for a and b?
Click here to see answer by Edwin McCravy(2086) About Me 

Question 169945This question is from textbook Introductory Algebra
: Multiply and, if possible, simplify
matrix(1,3,(k^2+9k+14)/(k^2+14k+49),  '×',  (k^2+7k)/(k^2+5k+6))
This question is from textbook Introductory Algebra
: Multiply and, if possible, simplify
matrix(1,3,(k^2+9k+14)/(k^2+14k+49),  '×',  (k^2+7k)/(k^2+5k+6))

Click here to see answer by Edwin McCravy(2086) About Me 

Question 169941This question is from textbook Introductory Algebra
: Solve using the substitution method, the elimination method, or the graphing method.
2(x - y) = 3 + x, x = 3y + 4
This question is from textbook Introductory Algebra
: Solve using the substitution method, the elimination method, or the graphing method.
2(x - y) = 3 + x, x = 3y + 4

Click here to see answer by Alan3354(1433) About Me