Saturday

February 13, 2016
Total # Posts: 492

**Math Division of polynomials?**

Divide and simplify (3y-6)/14÷(y-2)/4y I think I am supposed to multiply both sides by 4y. Help.
*September 25, 2010*

**Math over it!!!!**

Multiply (a+p)(a^2-ap+p^2) Am I supposed to line these up then multiply a^2-ap+p^2 by p then by a?
*September 25, 2010*

**Math anxiety!!!**

Multiply and simplify by factoring. Assume that all expressions under radicals represent nonnegative numbers. ∛(y^13 ) ∛(¡¼16y¡½^14 ) Am I supposed to add the exponents and multiply the little 3's?
*September 25, 2010*

**Math Reiny?**

Multiply and simplify by factoring. Assume that all expressions under radicals represent nonnegative numbers. ∛(y^13 ) ∛(¡¼16y¡½^14 ) I got ∛16y^27 Am I right?
*September 25, 2010*

**Math impatient now**

Once again you have come to my rescue. Thank you Reiny.
*September 25, 2010*

**Math impatient now**

Subtract simplify if possible. 5-v/v-8 - 9v-7/8-v I can't do this no matter how I try i cannot figure out what the lcd is. I don't see where either denominator can be factored. WHat am I doing wrong?
*September 25, 2010*

**Math, I have partial answer..**

The line of symmetry is x = h. So going on your answer of (4,22), x=4 y=22 h=4 k=22
*September 24, 2010*

**Math I have tried it and tried it**

Thanks Reiny
*September 24, 2010*

**Math I have tried it and tried it**

Okay I think I have this: vertex: x=1/2 y=17/2 equation of line of symmetry: x=1/2 Maximum value of f(x)=17/2 Am I correct?
*September 24, 2010*

**Math I have tried it and tried it**

I have tried several times to find the vertex, line of symmetry, max/min value of the quadratic function. f(x)=-2x+2x+8 I know I have to do completing the square to answer this but everytime i try to follow the steps I stumble hard! a(x-h)^2+k x= -b/2a x=-2/2(2)=-2/4=-1/2 x+-1...
*September 24, 2010*

**English**

is Polonius a good advisor to the king in Hamlet? please help me, its for a essay, your help is greatly appreciated. THank you!!
*September 24, 2010*

**Math Reiny question**

This is the problem you helped me with. I was curious, do I write the solution set as (1 + i3ã3)/2, (1-i3ã3)/2 change it to the standard form first x^2 - x + 7 = 0 a=1, b=-1, c = 7 x = (1 } ã(1 - 4(1)(7))/2 = (1 } &...
*September 24, 2010*

**Math Uugghhh**

Okay the problem says I have to multiply (-2t)^2(3t^7)^2 SO what am I supposed to do, add the exponents then multiply -2t by 3t? Geez this is so confusing. If I square everything inside the first parentheses by 2 I get (4t^2) the second parentheses would be ( (9t^9) ? then it ...
*September 24, 2010*

**Math HELP!!!!!!!!**

I could really use help with this problem.
*September 24, 2010*

**Math**

Multiply and simplify by factoring. Assume that all expressions under radicals represent nonnegative numbers. ∛(y^13 ) ∛(¡¼16y¡½^14 ) Am I supposed to add the exponents and multiply the little 3's?
*September 24, 2010*

**Math**

Find the following. Assume the variables can represent any real number. ã((a+7)^2 ) When I tried to do this I got completely lost. ã((a+7)^2 )=„ a+7„ I'm not doing this right am I?
*September 24, 2010*

**Math SCREAMING for HELP**

Okay so do I write the answer as the solution set is:(1 } 3ã3 i)/2 , 0
*September 24, 2010*

**Math SCREAMING for HELP**

Use the quadratic formula to slove the equation. x^2-x=-7 This is what I have got so far and I do not think this is right: x=1(-1)±√-1^2-4(1)(7)/2(1) x=1±√1-4(7)/2 x=1±√-21/2 x=1±-21/2 and here I am lost! Use rational exponents to ...
*September 24, 2010*

**Math Reiny**

Thank you Lynette. I figured I was missing something.
*September 24, 2010*

**Math Reiny**

AmI doing this right? Multiply (a+1/2)(a+1/3) a^2+1/6
*September 24, 2010*

**Math**

Thank you Reiny
*September 24, 2010*

**Math**

The problem to solve is: (x+20)(x-12)(x+4)>0 but I can't figure out how to do this right so I left off the >0 and tried to solve the equation. x+20 evaluates to x+20 x-12 evaluates to x-12 Multiplying x+20 by x-12 is a classic Algebra problem. Here, you are trying to...
*September 24, 2010*

**Math HELP!**

THANKS!!!!!! Just one question, when I follow these steps and get to the result is it both 2c/(c-1), c‚ 10 or am I reading my problem wrong and the answer is just c‚ 10
*September 24, 2010*

**Math HELP!**

Thank you Reiny so much for you help. Can you tell me if I am on the right track with this problem: 4c^2/4c^2-8c+4 x 4c-4/2c When solving this am I supposed to find the gcf or lcm to solve> would the lcm be 2 and the gcf be 16? I don't know if I am even going down the ...
*September 24, 2010*

**Math HELP!**

I posted a few questions and then went back and posted how I thought they were supposed to be answered. Could someone please locate my earlier questions and tell me if I am on the right track?
*September 24, 2010*

**Math **

Geez. Thank you so much.
*September 24, 2010*

**Math **

I cannot figure this out! I know that the top is essentially the same as the bottom. SO what do I do? (r^2-64)/(r+8)^2= (r^2-64)/(r^2+64)= 0 ?
*September 24, 2010*

**Math **

Simplify by removing factors of 1. (r^2-64)/(r+8)^2
*September 24, 2010*

**Math**

yes I do now. I don't know why I am having such a hard time. Thank you so much! Now I can do my other problems.
*September 24, 2010*

**Math**

ANd the radical sign keeps going away when I try to post this. It is supposed to be: (5 radical sign 5 - 15 radical sign 7)x (3 radical sign 5 + 9 radical sign 7) Am I supposed to use th edistributive law? I am so confused.
*September 24, 2010*

**Math**

Multiply (5ã5 - 15ã7)(3ã5 +9ã7)
*September 24, 2010*

**Math**

Solve 6x^4-19x^2+10=0 I got x=-0.816496581, 0.816496581 x=-1.58113883, 1.58113883 Is this correct? It just doesn't seem right to me.
*September 24, 2010*

**Math**

Actually I kept t hinking the first two cancelled each other out because one was positive and the other negative. That's why I have been having such a hard time with this one. Thanks so much for your help.
*September 24, 2010*

**Math**

`Perform the indicated operations and simplify. (z-1)/(z-8)-(z+1)/(z+8)+(z-120)/(z^2-64)
*September 24, 2010*

**Math**

Perform the indicated operations and simplify. (z-1)/(z-8)-(z+1)/(z+8)+(z-120)/(z^2-64) Solve (x+20)(x-12)(x+4)>0
*September 23, 2010*

**math**

Suppose you copy a drawing of a polygon with the given size factor. How will the side lengths, angle mesures , and perimeter of the image compare to those of the original? a. 200% b.150% c.50% d.75%
*September 20, 2010*

**Math 117**

x^2=3y (x-0)^2=3(y-0) vertex is (0,0) line of symmetry is x=0 Graph: the parabola opens upwards and meets at the point (0,0)
*September 19, 2010*

**Math 117**

Find and label the vertex and the line of symmetry. Graph the function. f(x)=1/3x^2
*September 19, 2010*

**Math 117**

Find the vertex, line of symmetry, and the max/min value of f(x). Graph the function. f(x)=-3(x+1)^2+3
*September 19, 2010*

**math**

I'm using 'x' instead of '+' to make the answer less confusing. The cost for the phone is $30, and that's a one time charge. The cost for x months would be 20 times x, or 20x So, the model for the total cost is C(x) = 30 + 20x. x= 30 + 20(1)= 50 x= 30...
*September 19, 2010*

**Math 117**

The width of a rectangle is 1 ft. less than the length. The area is 12ft.^2. Find the length and width.
*September 19, 2010*

**Math 117**

Give exact and approximate solutions to three decimal places. y^2-6y+9=25 x^2+5x-7=0
*September 19, 2010*

**Math 117**

Give exact and approximate solutions to three decimal places. (x-8)^2=49 I need step by step example on how to solve this AND input it into a calculator. Please!
*September 19, 2010*

**college**

thank you for all your help! i will post my feed back.
*September 18, 2010*

**college**

basically I have read both essasys now I'm not sure how to format it correctly. I will try to explain it simple on what i have. I went through paragraph by paragraph i jogged down one author \ said and to a piece of what the other author said and compared it. For instance...
*September 18, 2010*

**college**

she says i need to paraphrase the too essays usins transitional phrases show how one essay either illustrates or refuses the other. i should also have a brief conclusion that suggests my stance by showing preferences to one of the two arguments. My synthesis should be 2 ...
*September 18, 2010*

**college**

my instuctor printed them offline i been trying to compare betwwen the 2 essay one is for helping the poor and the other is against it
*September 18, 2010*

**college**

I need to site from two essay one is the Famine,affluence,and morality(pete singer) and the other is Garrett hardin the Lifeboat. I have read both essay.Now I need to cite from them and put in apa format can some please help me
*September 18, 2010*

**Med insurance billing**

A patient presented for evaluation after a fainting spell. The following tests were ordered by the physician: carbon dioxide, chloride, potassium, and sodium. The health-care claim that was submitted contained procedure codes for each test. You have not received any payment on...
*September 12, 2010*

**Geography**

If D is the midpoint of AC and C is the midpoint of AB and AD=3cm what is the length of AB
*September 9, 2010*

**5th Grade Math**

Because in the second set of parenthesis there is an actual black line printed on the page on both sides of the multiplication sign. He must put an answer on both black lines. The instructions say to fill in the missing values (not value).
*September 7, 2010*

**5th Grade Math**

Thanks for your help but I'm afraid I didn't make the question clear. This is actually asking for two answers. The x is simply a multiplication symbol and we need a missing value times a missing value. Their is an actual blank to be filled in on either side of the ...
*September 7, 2010*

**5th Grade Math**

0.38 = (3 X 0.1) + ( X ) My sons paper instructs us to fill in the missing values. We understand that we are to fill in the two values in the second set of parenthesis, but that is all we understand. Please help...I feel so inadequate because I can't help my child with ...
*September 7, 2010*

**Math**

Thank You
*September 7, 2010*

**Math**

0.38 = (3X0.1) + ( X ) My sons paper instructs us to fill in the missing values. We understand that we are to fill in the two values in the second set of parenthesis, but that is all we understand.
*September 7, 2010*

**designer**

I got the first one wrong only. 5,6,7 are right. i got a 90 on this test. oh and 3 is right as well. on number 2 they did not give any measurements and that is why i didn't give the measurements for the sleeve length. but, i got that one right as well. number 1 is suppose ...
*September 4, 2010*

**designer**

i need someone to check my answers. i know that i got alot wrong but please no harsh comments. thank you. my answers are at the bottom. Ms. Troy would like you to make a copy of an outfit that she owns and really likes—a sleeveless dress with a short-sleeve jacket. She ...
*September 4, 2010*

**Ecosystems**

habitat ecosystem biome biosphere
*July 5, 2010*

**school**

use your nose
*June 1, 2010*

**History**

well he's awesome :)
*June 1, 2010*

**History**

hahaha TONY STAAAARK! :) teeehee
*June 1, 2010*

**Math**

draw iron man
*June 1, 2010*

**social studies**

6 wives? :S
*June 1, 2010*

**Math **

1/2 BH
*June 1, 2010*

**Science**

GO think of iron man repetitively.
*June 1, 2010*

**Art**

Nonrepresentational art does not represent or refer to the visible world. True or False. I put True I'm I right?
*May 5, 2010*

**Art**

Which below became the most highly regarded art in Islamic lands? a. sculpture b. architecture c. calligraphy d. painting e. meatls I think it is B.
*May 5, 2010*

**art**

Nonrepresentational art does not represent or refer to the visible world. True or False. I put True I'm I right?
*May 5, 2010*

**art**

Which below became the most highly regarded art in Islamic lands? a. sculpture b. architecture c. calligraphy d. painting e. meatls I think it is B.
*May 5, 2010*

**art**

Thanks you so much for helping me!!!
*May 5, 2010*

**art**

Abstract Expressionist work tend to exhibit which shared characteristic(s) below: a. large scale b. forceful gestural elements or large fields of color c. popular culture as subject matter d. A and B E. B and C I think it is A.
*May 5, 2010*

**art**

Which style of art is noted for an emphasis on history, the classical past of Greece and Rome, clear contours, precise draftsmanship and often a moral lesson: a. Romanticism b. Realism c. Impressionism d. Neoclassicism e. Post-Impressionism I think it is D.
*May 5, 2010*

**art**

thanks!!!=)
*May 5, 2010*

**art**

Which below is NOT associated with Impressionists: a. influence of photography b. an interest in the effects of light and atmosphere c. a sketchines, broken brush strokes d. painting outdoors e. exotic subjects from Africa I think it is E.
*May 5, 2010*

**art**

Which below is NOT associated with Impressionists: a. influence of photography b. an interest in the effects of light and atmosphere c. a sketchines, broken brush strokes d. painting outdoors e. exotic subjects from Africa
*May 5, 2010*

**Math**

3/4+1/2
*May 2, 2010*

**Cybersecurity/law**

Google "Electronic Crime Scene" it will be in pdf format by U.S. Department of Justice, Office of Justice Programs National Institute of Justice and contains what you need to know to help you answer this question
*April 28, 2010*

**us history**

How did geography impact the development of southern and northern colonies?
*April 23, 2010*

**science**

i get how the formula works, kinda. thank you !
*March 25, 2010*

**science**

The chemical formula for glucose is C6H12O6. Six molecules of carbon dioxide (CO2) react with six molecules of water (H2O) to form six molecules of oxygen (O2). How many molecules of glucose will be produced? A 1 B 6 C 12 D 36 can anyone help me figure this out ? thanks.
*March 25, 2010*

**Biology**

Hi there, I am doing a genetic debate on the topic "Xenotransplantation should receive all the funding that stem cell reasearch now receives." I am against this idea and I must take on the role of a patient who has contracted a disease after an xenotransplantion. ...
*March 24, 2010*

**science**

Silver bromide a pale yellow precipitate is more soluble than silver iodide. What would happen if NaBr had been added to the solution
*March 17, 2010*

**French grade 5 French**

can i gt help or tooterd in French
*February 22, 2010*

**algebra**

Give the equation of the line that passes through point (5, 1) and is parallel to the line y = 3x – 1. I am so lost. I have no clue how to do this. Can anyone please help?
*February 21, 2010*

**adult education**

A Chemist weighed three separate test at 0.17 gram, 0.204 gram, and 2.3 grams. What is total weight of the three samples? A. 2.44 grams B. 2.521 grams C. 2.674 grams D. 3.97 grams
*February 20, 2010*

**Earth science project**

How do lost pet/pet ads predict earthquakes, procedure to do the project ?
*February 20, 2010*

**Soical Studies**

What is a KNL chart? and what could i put down from the greeks?
*February 11, 2010*

**Calculus**

Could you please help me with this question. Determine an expression, in simplified form, for the slope of the secant PQ. a.) P(1,3), Q(1+h,f(1+h)), where f(x)=3x^2
*February 7, 2010*

**algebra**

The hourly wages at a local business are between $8.60 and $14.80 depending upon the job. Write an absolute value inequality describing the possible hourly wages of the employees. Okay, so i already know that the inequality is like 8.60 is < or = to x is < or = 14.80. ...
*February 2, 2010*

**Algebra**

The hourly wages at a local business are between $8.60 and $14.80 depending upon the job. Write an absolute value inequality describing the possible hourly wages of the employees. Okay, so i already know that the inequality is like 8.60 is < or = to x is < or = 14.80. ...
*February 2, 2010*

**chemistry**

a gas have a volume of 100.0 ml when the temperature is -123C. What will its volume be at 27C? i dont know how to do it. can you help me please?
*January 14, 2010*

**math**

The lengths of the sides of a triangle are 6, 8, and 12. If the length of the shortest side of a similar triangle is 10, what is the length of its longest side?
*January 3, 2010*

**math**

In ABC, mB > mC and mC > mA. Which side of ABC is longest?
*January 3, 2010*

**math**

Two triangles are similar. The measure of the shortest side of the first triangle is 12 and the measure of the shortest side of the second triangle is 5. If the longest side of the first triangle measures 15, what is the measure of the longest side of the second triangle?
*January 3, 2010*

**math**

Two parallel lines cut by a transversal can create all the following types of angles except
*January 3, 2010*

**math**

Two parallel lines cut by a transversal can create all the following types of angles except
*January 3, 2010*

**math**

Two parallel lines cut by a transversal can create all the following types of angles except
*January 3, 2010*

**math**

Two parallel lines cut by a transversal can create all the following types of angles except
*January 3, 2010*

**math**

In ΔABC, m∠C = 118 and m∠B = 44. Which is the shortest side of the triangle?
*January 3, 2010*

**math**

How many integers values of x are there so that x, 5, and 8 could be the lengths of the sides of a triangle?
*January 3, 2010*