Friday
October 24, 2014

Posts by Sabrina


Total # Posts: 449

math log PLEAseee helpp pretty please!!!
you are THE BESTT!!
January 20, 2011

math log PLEAseee helpp pretty please!!!
determine the point of intersection y=logbase 10(x-2) and y=1-logbase 10(x+1)
January 20, 2011

math
how to covert y=2sin(4(x-pi/8)) to cos and y=cos3x+pi Thank you for your responses!!
January 20, 2011

PLEASE HELP!!!!
Thank you
January 20, 2011

PLEASE HELP!!!!
if log6=m and log 5=n, write 7.2 as an expression in m and n Answer is 2m-n Please help me!!
January 20, 2011

math log
if log6=m and log 5=n, write 7.2 as an expression in m and n Answer is 2m-n Please help me!!
January 20, 2011

math trig identities
Anyone help!!!!!
January 20, 2011

math trig identities
a)cos4x-sin4xcot2x=-1 b)1+sinx+cosx/1+sinx-cosx=cot(x/2) i tried to ask my teacher but she doesnt know please help me!
January 20, 2011

Math 12
is there a program that lets me find the equation of a set of data? or could u help me out? here is the data 1 26543 2 31351 3 32969 4 43147 5 41721 6 61302 7 64238 8 52124 9 36112 10 65124 11 36253 12 49200 13 30322 14 32370 15 40591 16 46288 17 44732 18 70665 19 73871 20 ...
January 18, 2011

ENGLISH!
galatea
January 18, 2011

business
how has Potash Corp. Saskatchewan have a plant in brazil? or any other efficient advantage?
January 16, 2011

please
If the voltage between the two plates of an electric air cleaner is 500 V, how fast would a 10-12 kg soot particle with -1 x 10-11 C of charge on it be moving if it went from the negative plate to the positive?
January 15, 2011

physics-help
5. If the voltage between the two plates of an electric air cleaner is 500 V, how fast would a 10-12 kg soot particle with -1 „e 10-11 C of charge on it be moving if it went from the negative plate to the positive?
January 14, 2011

English
what is the difference between a Synopsis and a summary? thank you soo much :)
January 11, 2011

simple easy math question PLEASEEE HELPP!!!
is this true? log^2 x = (logx)^2
January 6, 2011

Math
Are you allowed to do this 2log(x-1) =log(x+1) 2 (x-1)=(x+1) x=3 Please help :)
January 5, 2011

math
Solve log. 2 log (x-1)= log (x+1) the answer is 3 but i dont know how to get it...Any one hint or suggestion will be greatly appreciated :)
January 5, 2011

Math short but tricky
Solve log. 2 log (x-1)= log (x+1) the answer is 3 but i dont know how to get it...Any one hint or suggestion will be greatly appreciated :)
January 5, 2011

physic
2. While throwing a football, you exert a forward force of 50.0 N on it and push it forward a distance of 1.2 m.
December 23, 2010

Physics
I know this is an old question, but I was just working through it myself and found the answer. So I will post it here for future people trying to solve this question. Nu_s = ma mg*u_s = ma Therefore, u_s = a/g = 2.80/9.8 u_s = 0.286 :)
December 15, 2010

statistics
Indicate whether the given statement could apply to a data set consisting of 1,000 values that are all different. a. The 29th percentile is greater than the 30th percentile. b. The median is greater than the first quartile. c. The third quartile is greater than the first ...
December 14, 2010

statistics
. For the following exercise, complete the following: a. Find the mean, median, and range for each of the two data sets. b. Find the standard deviation using the rule of thumb for each of the data sets. c. Compare the two sets and describe what you discover. The following data...
December 14, 2010

english 12
they are but i am doing that for my summary and introductory elements. My teachers wants something creative like dancing singing stuff u know wat i mean
December 14, 2010

english 12
Hi, I am supposed to start my grade 12 ISU presentation but I am not sure what mini-creative part I should do. People are making posters,talking about their personal experience to the book. My book is "The power of one" by bryce Courtenay. I thought of getting the ...
December 14, 2010

Math
Add. 2z-2/3 + 3x+5/3
December 13, 2010

writing process
I don't know what you should do.
November 30, 2010

English
thank you soooo much ur a life saver :)
November 24, 2010

English
so i read the website does narrative mean only one theme and sequential mean more than one theme ...am i rightÉ
November 24, 2010

English
i understand and thank you :)
November 24, 2010

English
what is the difference between SEQUENTIAL POEMS and NARRATIVE POEMS ..please could you give explanation and not a website link thanks :)
November 24, 2010

english
how does the structure of the poem affect the meaning of the poem..or contribute to the poem THank u soo much :)
November 24, 2010

english 12
i have a poetry analysis tomorrow is there any websites that will help me also does anyone know how to figure out what exactly the imagery is in a poem..how can we make out it is an imagery , any examples..thank you A MILLION tyms
November 24, 2010

Trig math
how to split up using sum and difference identities cos (13pi/12) PLeaseeeeeeeeeee help!!! thanx a million
November 17, 2010

Trig math
PLEASEE HELPPMEEE!!!! cot2x+sec2x=tan2x+csc2x and 1+2sinxcosx/sinx+cosx=sinx + cosx
November 9, 2010

trig. identities
sin2x+sin2y=2sin(x+y)cos(x-y) Please helpp mee!! thank you sooo much really!!
November 9, 2010

math
you are right!
November 7, 2010

physics
A loaf of bread weighs 3.9 N on earth. What should it weigh, in newtons, on the moon, where the acceleration due to gravity is one-sixth that on Earth?
November 7, 2010

math
you are correct!
November 7, 2010

math208
x= 5/18
November 7, 2010

gatsby ENGLISH HELP PLZZ!!
what role does dan cody play in gatsby's development?? plz help the answer is 1 mark for my quiz but my teacher gave me only 1/2 a mark because i wrote "dan cody was the man who gatsby was with after he left home. gatsby worked for dan cody and that is where he made ...
November 3, 2010

business
why do currency increase and decrease in general? THank you so much!
October 15, 2010

business
comparing from a month ago, the us. currency has increased..so my question was why has it decreased?sorry if i wasn;t clear!
October 15, 2010

business
why has U.S. currency increased now? and euro currency decreased? PLEASE HELP ME I HAVE A TEST !!!
October 15, 2010

math
Find the range, median, and mode of each set of data and write the question along with the answers in your Math notebook and submit on 13,October 2010. A. 20, 12, 6, 17, 4, and 19 B. 13, 2, 17, 18, and 5 C. 16, 16, 4, 4, 23, 21, and 21 D. 13, 14, 15, 14, and 9
October 15, 2010

science
on a worksheet i have i found out the volume of the rectangle (34.2cm3) then it asks "If a block of H20 the mass would be..." i put 34.2g since that was the volume but not sure if im right?
October 13, 2010

Algebra 1
1/4 x (7+3g)= - g/8 please help
October 11, 2010

English
in what way does Tom buchanan from chapter 1 and 2 of "the great gatsby" show moral and spiritual decline of the upper class??
October 10, 2010

High School
Describe your experience with credit and credit cards in a brief paragraph using at least five adverbs and five adjectives in your description. Bold the adverbs and underline the adjectives. Then, highlight the nouns modified by your adjectives in yellow and the verb, ...
October 10, 2010

math
how to factor 9x8-745x4+1296 by 9x4-16?? Thankyou!!
October 6, 2010

math
I SOLVED THE ANSWER!THANK YOU ANYWEYS!
October 6, 2010

math
thank you so much reny! but i was wonndering how can you factor x8-2x6+x5+x4-x3+x+1 by x3+1 THANK YOU SOOO MUCH!
October 6, 2010

Math
thank you so much! also for x3+1 what is the factor?? is it isquareroot1
October 6, 2010

Math
hi guys! I was wondering how to do x6-18x2+8 divided by factor x2-4 I normally use synethetic division what else easier method should i use?
October 6, 2010

Microeconomics
I am stuck trying to illustrate poverty in an Edgeworth box. How do I begin thinking about this problem?
October 4, 2010

celle energy
do anyone have an acrostic poem for cell energy
October 4, 2010

business
who started the Hudson's bay company? what is the history of HBC? thANK YOU SO MUCH!!
September 28, 2010

business
What is the most significant Manufacturing Industries in Canada?
September 28, 2010

Pre-Calc/Trig
-Equation 1: 4x+y=120 --> y = 120 - 4x -Equation 2: x^2(y)=Volume -Combine equations: x^2(120-4x) = volume -Distribute: -4x^3 + 120x^2 Those are teh initial steps
September 26, 2010

Math I really need help!
Multiply and simplify by factoring. Assumem that all expressions under radicals represent nonnegative numbers. ∛(y^13) ∛(16y^14) ∛y^13 x 16y^14 ∛16y^27 Am I even close here?
September 25, 2010

Please help! 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 25, 2010

Math clarification Reiny
This is the problem you helped me with. I was curious, do I write the solution set as (1 + i3ã3)/2, (1-i3ã3)/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 25, 2010

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 + i3ã3)/2, (1-i3ã3)/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 } 3ã3 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 (5ã5 - 15ã7)(3ã5 +9ã7)
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

Pages: <<Prev | 1 | 2 | 3 | 4 | 5 | Next>>

Search
Members