Sariah
Hi everybody i need help, Late i will be here i would like to know who is very smart with math in order to help me with a homework...? if is possible can you send me your answer to my E-mail: isabellaa38@gmail.com
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King
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post the question and everybody here who can help will try tto help...
vevernz
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what are your questions?
Sariah
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Please send me your answer to my E-post
Sariah
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Hi vevernz. i will have all the question later
King
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please post ure question
Sariah
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ok in some minutes i will do it
vevernz
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ok. post your questions so we cud help you
Sariah
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ok Waite please
salem123
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okay every one is waiting for you to start
ktklown
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I am also excited to hear Sariah's question. Who knows, maybe it will be algebra? or statistics? or geometry? or calclus? perhaps we should start taking bets
Sariah
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Please! wait
salem123
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well if it is geometry or statistics then i do not have any ideas
ktklown
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i'm good at statistics
salem123
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what is your major
ktklown
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it was computer science
salem123
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so you majored in computer science
ktklown
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yes
salem123
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aha i see you are working now so
ktklown
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yes
salem123
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well i have done two years of geophysics and i am doing chemical engineering now
ktklown
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aha, that is great
salem123
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are you in U.S
ktklown
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yes
salem123
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i am international student in Canada
ktklown
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what kind of things do you learn in a geophysics major?
Sariah
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Waite iam trying to send an attaching
salem123
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well in first year you go throw the general courses
such chemistry and math and physics and i took statisitcs as well
salem123
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second year was mixed of general courses but it was mostly major courses
ktklown
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ah, so you didn't get m uch to the geophysics part yet
Sariah
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\[g(x)=3x\]|dw:1321776430447:dw|
salem123
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here is the link of the university I used to study geophysics in
Sariah
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Find the domain of the function.
salem123
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no
Sariah
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Seleccione a. {x|x ≠ -7, 7}
una respuesta.
b. {x|x ≠ 0} c. all real numbers
salem123
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the domain is going to be where ur denomerator is not zero
ktklown
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(a), the denominator factors to (x+7)(x-7) which means it's undefined at x=7 and x=-7, since dividing by 0 is illegal, and at those values the denominator becomes 0
salem123
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You for -infinity to -7 and from 7 to infinity
salem123
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your domain is going to be (-infinity,-7) U (7,infinity)
Sariah
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Seleccione una respuesta.
a. {x|x ≠ -7, 7}
b. {x|x ≠ 0}
c. all real numbers
d. {x|x > 49}
salem123
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a is the correct answer
Sariah
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what is the right answer please?
ktklown
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salem that's not quite right because everything between -7 and 7 is in the domain too, just not 7 and -7 exactly
salem123
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your right
salem123
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i was trying to correct it any ways the right answer is a Sariah
Sariah
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salem123 and everybody
please help me
ktklown
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we told you the answer at least 4 times already
salem123
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the answer is a
ktklown
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When is the denominator 0? Solve x^2-49==0, you get x^2==49, x==7 or -7, those are the places where the function is not defined
Sariah
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yes it is the A
Sariah
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is it the A
ktklown
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do you have another question
Sariah
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yes
waite
ktklown
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did you understand the first question?
Sariah
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Find the value for the function.
Find f(4) when f(4) = x^2 + 3x + 6
Question 2
Find the value for the function.
Find f(4) when f(4) = x^2 + 3x + 6
Seleccione una respuesta.
a. 34
b. 10
c. 22
d. -2
King
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34
option a
Sariah
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what is the right answer please?
Sariah
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ok 34
King
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option a
Sariah
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King thaks
King
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any more questions;ure welcome
ktklown
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sariah all you have to do is substitute 4 into the equation every place X appears. what grade are you in?
Sariah
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Change the exponential expression to an equivalent expression involving a logarithm.
6^2 = 36
Seleccione una respuesta.
a. \log_{36}6 = 2
b. \log_{6}2 = 36
c. \log_{2}36 = 6
d. \log_{6}36 = 2
King
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\[\log_{6}36=2 \]
King
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that is log 36 base6 =2
King
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what grade are u in sariah?
Sariah
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The A then?
King
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i dont understand the way u have typed ure options if u dont mind retyping them then i can tell u which option is answer use equation its easier
ktklown
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sariah are you actually understanding any of this or just getting answers?
Sariah
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Approximate the value using a calculator. Express answer rounded to three decimal places.
4.5^{1.4}
Seleccione una respuesta.
a. 8.213
b. 869.874
c. 4.545
d. 6.300
Sariah
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Really iam very bad for math... please help me i need to do this well...
Mimi_x3
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Um, you can just use a calculator its common sense.
Sariah
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Huy, I try but it doesn,t work...
Sariah
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Please who want help me?
ktklown
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type it into google
ktklown
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it will tell you the answer
Mimi_x3
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Hm, help you enter it on a calculator ?
Mimi_x3
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LOL, nice.
Sariah
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Wao you don,t know that i choosed wrong this elective and now i don,t what to do...
Mimi_x3
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Well, its your fault for picking the "elective" but can you at least try to do it.
Sariah
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i am trying but it doesn´t work...
Sariah
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Find the exact value of the logarithmic expression.
\large\log_{10} 100
Mimi_x3
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log100/log10 = ....
Sariah
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Seleccione una respuesta.
a. \frac{1}{100}
b. -2
c. 20
d. 2