# Posts by audrey

Total # Posts: 373

Algebra
Do we use the FOIL method here? This is what I got.. (x+3) (x-5) < 0 (x+3<0 and x-5>0) or (x+3>0 and x-5<0) (x<-3 and x>5) or (x>-3and x<5) (x<-3 and x>5) or (-3 < x < 5) -3 < x < 5 Is any of this correct?

Algebra

Communication Studies
An objective theory is good in the eyes of an interpretive researcher if the explanation of communication behavior leads to further understanding of ________________. ?

Algebra
This is what I thought to begin with! Thanks for the help!

Algebra
Find the solutions of the equation 3x^2 – x – 4 = 0.

Algebra
8x = 5(26-x)

math
if i own 6/7 of a business and sold 1/5, how much do I still own

Algebra
Babylonian Problem - circa 1800 BC An area, A, consisting of the sum of two squares is 1000. The side of one square is 10 less than 2/3 of the side of the other square. What are the sides of the squares?

Algebra
n2 should be n^2, so n^2 + 12n + 36

Algebra
Please simplify sqrt n2+ 12n + 36

Math
whats the answer to 2 raised to 4x+1=3 raised to 1-x

Organic Chemistry 1
Thank you!! =]

Organic Chemistry 1
Why does iodine absorb organic molecules? This question is referring to the effect of the iodine chamber used in TLC.

Physics
vf= sqrt( (2 Kef)/m)

math
12, it's just to multiply 4 times 3 and you will know

algebra 1 with pazzazz
what did they call the duck who became a test pilot

Math- consecutive intigers
what is an intiger

physics
a freezer in a refrigerator takes 2 hrs to comvert 2.15kg of water initially at 21.5 degrees celsius to just frozen ice. calculate the rate at which the reezer absorbs heat.

physics
an immersion heat can supply heat at a rate of 5.2 x 10 to the power of 2 joules per second. calculate the time that it wil take to completly evaporate 1.25 x 10 to the power of minus 1 kg water initially at a temperature of 21 degrees celsius

physics
A 5.0 MULTIPLIED BY 10 TO THE POWER OF 2g aluminium block is heated to 350 degrees celcius. determine the number of kilograms of ice at 0 degrees celcius that the aluminium block will melt as it cools.

English- rhyme schemes
I counted eight syllables in the first line of "Full Fathom Five" then seven syllables in the other lines. So the meter isn't iambic heptameter? Then how do I answer the question about meter? Sorry this is just confusing for me. Thanks for the help!

English- rhyme schemes
So is the meter iambic heptameter?

English- rhyme schemes
What is the rhyme scheme of William Shakespeare's "Full Fathom Five" and "Where the Bee Sucks There Suck I" ? Most of Shakespeare's poems are in iambic pentameter but these two aren't.

Earth Science
What is a temperature inversion? What causes major temperature inversions in te atmosphere?

Computers
How do you clear the cache on the computer?

History, Art
I need to find a picture of 2 paintings: Crimson Rambler by Philip Hale and Automat by Edward Hopper. I also need some assistance with this assignment involving these two paintings. I have to outline a story I would write about the woman in the paintings(I'm supposed to ...

Mathematics
oh, okay, so because a(squared)+b(squared)=c squared, I just substitue for cos sin, thanks.

Maths
sorry, but I don't get it...

Maths
In a family of four children, what is the probability that there are at least two girls if the eldest child is a girl? a)15/16 b)7/16 c)3/4 d)7/8 e)3/8 I'm not exactly sure how to even approach this problem; someone pretty please help me.

Algebra2
The cable company has two plans: Plan 1- Flat fee of \$45 a month Plan 2- \$15 a month plus 45 cents per minute What two equations would you use to graph the two plans? After how many minutes does it not make a difference which plan you use?

maths
I have an illustration in my book of a quadrilateral inside a circle. The quadrilateral is ABCD; AB is a vertical line and then AC and BD are the same length, but AC slopesd downward and BD upwards. Finally, there's CD; it's not vertical, as it slopes upward from D to ...

maths
he has a probability of 1:19?

is it right?
is 1:19 the correct answer? Because, the more I think about it, the more confused I get since there are 20 students in the class, but it has to be 19, since Keshawn can't be partnered with himself, right?

maths
Keshawn and Samantha are in a science class with 18 other students. The teacher randomly divides the class into 10 pairs of laboratory partners. Whar is the probability that Keshawn and Samantha are lab partners?

English- poetry
What is the definition of volta? How does the volta change the mood of a poem?

one more thing, though
oh, okay! thanks a million! :)

one more thing, though
I get where the five is coming from, since that's the remainder of letters, but where are you getting the four from?

maths
oh, okay, wow, so that's the metohd; I get it now; thanks! before I had no idea how to even set up the equation, but I'm strating to see the pattern! :D

maths (reword)
how many possible combinations there were and thank you very much for your explanation :)

maths
The number of arrangements of five letters from the word 'magnetic' that contain the word net is: a)60 b)100 c)360 d)630 e)720 we're still doing this at school and I still don't get it; since I have to use three of the eight letters I only have five left and ...

maths
oh, thank you so much!

maths
oh, it's not my keyboard, I guess it's not letting me post the answers in column, well, anyways, they are A) 360 B) 420 C) 840 D) 2520 E) 7560 again, I'm so sorry, but I really could use some help, please.

maths
oh, sorry again, I thought I'd typed it, but my keyboard keeps running low on battery... A 360 B 420 C 840 D 2520 E 7560

maths
sorry, I know I already asked this, but I called some of my friends and it seems I copied down the homework wrong. The question is the number of arrangements of five letters from the word 'magnetic' that end in a vowel is: A 360 B 420 C 840 D 2520 E 7560

maths
Hi again! Today in maths we were looking at ratios and probabilities, then we got this for homework and not only do I have no idea how it ties in with today's lesson, but I also have no idea how to do it. The number of five letter words from the word 'magnetic' ...

maths
oh, you're absolutely right; I was having such a hard time thinking that the least number of words could be 360. Thanks

maths
Hi again! Today in maths we were looking at ratios and probabilities, then we got this for homework and not only do I have no idea how it ties in with today's lesson, but I also have no idea how to do it. The number of five letter words from the word 'magnetic' ...

maths
nevermind, after reading ahed in my maths book, I think I'm finally starting to get it; still, thank you for always helping me whenever I don't understand my homework! :)

maths
Find the equation of each line a) with an x intercept the same as 2x-5y=10 and parallel to x=4 b) with an x-intercept of -4 and a y-intercept of 6 please help me, I have no idea how to do these

English- Canterbury Tales
I need help comparing and contrasting The Wife of Bath abd The Clerk from Canterbury Tales.

Algebra 2
1. What is the first step for solving this system by substitution? 3x-2y=8 x+7y=10 2. How many solutions does this system of equations have? 3y-6x=12 y-2x=4

Algebra 2
1.) Write a system of equations that has NO solution. 2.) If you wanted to eliminate the y variables in the system of equations below, what would you multiply the first and second equations by?( Do not solve the equation) 2x-3y=8 7x-4y=11

Algebra 2
Can't anyone help me with these problems?:(

Algebra 2
1.) Write a system of equations that has NO solution. 2.) If you wanted to eliminate the y variables in the system of equations below, what would you multiply the first and second equations by?( Do not solve the equation) 2x-3y=8 7x-4y=11

Algebra 2
1.) Write a system of equations that has NO solution. 2.) If you wanted to eliminate the y variables in the system of equations below, what would you multiply the first and second equations by?( Do not solve the equation) 2x-3y=8 7x-4y=11

English-Canterbury Tales
I have to write a compare and contrast essay of 300 to 500 words on two characters. The characters have to be from the Wife of Bath, The Clerk's Tale, or The Merchant's tale. I am having trouble deciding which characters to write about. Which two characters would be ...

Wife of Bath's
1. Characterize the Wife of Bath's " philosophy" of marriage. Is this philosophy logical from her point of view? How? 2. What elements of the Wife of Bath's tale characterize it as a romance? I don't understand what #1. is asking me so I have no idea how ...

Career in medicine?
I am a senior in high school and I am considering going into medicine when I graduate. When I say medicine I don't mean nursing, I have always wanted to be a doctor. I will say that I am "financially challenged". I know that med school is expensive to say the ...

psychology
Is it possible that everything a person is or does is a function of the brain? Or are there other factors that influence who you are? I'm not sure that everything a person is is a function of the brain. I think factors like how and where you were raised effect who you are...

english
Could someone explain kenning to me? I have this assignment where I have to rename things using kenning and I don't understand what to do. A few examples of the words include, Teacher, Fireman, Police.

english beowulf
Who destroyed the Heorot and how? My answer: I think Grendel destroyed the Herot but I am not sure how. This story is hard to comprehend!

English-Beowulf
Who is Scyld? Where is he from? Where does he go? What does he do? Why does the poem begin here rather than with Hrothgar and Grendel? Scyld id Beowulf's father. Scyld was a Danidh king from the Scandion Lands. Scyld leaves to protect Lord Frea where he dies. The people ...

English - Beowulf
Who is Scyld? Where is he from and where does he go? What does he do? My problem is the version of Beowulf I read did not begin with a character named Scyld. There was actually no character by this name. At the beginning of the story I read there was a character by the name of...

Math
Find the axis of symmetry y = -x^2 + 3x - 3 22

Math
Tiffany can run 12 miles in the same time it takes her to bicycle 72 miles. If her bicycling rate is 20mi/hr faster than her running rate, find each rate. Let X = running rate, so X +20 = cycling rate. Since rate = miles/time, then time = miles/rate. Since the time for both is...

math
Does a trinomial have two coefficients? A trinomial can have three coefficients, or two and a constant.

Math
Find the axis of symmetry. y = -x^2+8x+2 4

Math
The demand and supply equations for a certain item are given by D = -5p + 40 s = -p^2+30p-8 Find the equilibrium price. Wouldn't you set demand equal to supply, and solve for P? I will be happy to critique your work.

Math
Find the constant term that should be added to make the following expression a perfect square trinomial. x^2-2x x^2+3x Take one half the second term, square it. 1/2 *2=`1, squred, 1 1/2 *3=3/2, squared, 9/4

math
How long must a guywire be to run from the top of a 16-ft pole to a point on the ground 6ft from the base of the pole? Goodness. Use the Pyth theorm on this.

Math
The equation h=-16t^2+112t gives the height of an arrow, shot upward from the ground with an initial velocity of 112ft/s,where t is the time after the arrow leaves the ground. Find the time it takes for the arrow to reach a height of 120ft. Put in h for 120, rearrange it into ...

Geometry
The length of a rectangle is 1cm longer than its width. If the diagonal of the rectangle is 4cm, what are the dimensions(the length and the width)of the rectangle? L=W-1 Diagonal = sqrt(L^2 + W^2) substitutuet for L in the second equation, solve for W.

Algebra
The base of a ladder is 14 feet away from the wall. The top of the ladder is 17 feet from the floor. Find the length of the ladder to the nearest thousandth. length^2=14^2 + 17^2

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