Posts by Kayla

Total # Posts: 1,529

math- precalculus
Can someone help me with this prolem please? Use the information given about the angle Ɵ to find the exact value of: sin 2Ɵ. 1) cosƟ= 3/5, 0 < Ɵ < (π/2)

math- precalulus
Can someone help me with this prolem please? Use the information given about the angle Ɵ to find the exact value of: sin 2Ɵ. 1) sinƟ= 3/5, 0 < Ɵ < (π/2)

chemistry
what is the difference between the combined gas law and the ideal gas law? are they the same thing?

chemistry
How do I figure this out? If argon diffuses at a rate of 15, what rate does krypton diffuse at?

science
barnacles, rockweeds, smooth periwinkles ------> A) splash zone green sea urchins, sponges, brittle starfish -------> B) middle shore rough periwinkle, algae -------> C) lower shore patches of lichens -------> D) upper shore

MATH
HOW DO U FIND THE UNIT RATE?

math
please help me solve: (1-cos^3ө)/(1-cosө) - cos^2ө-1

math
I don't understand how to do these particular ones? can someone help? I get the basic steps but I always get stuck. (sin^2ө- Tan^2ө)/ (1-sec^2ө) (secө-Tanө)^2 (1+sinө)-1

math
i know but how do you multiply it out?

math
how would this multiply out (1/cosө) (Sin^2ө + cos^2ө/cosө * sinө)

12th grade
whick is a positive connotaion of the word inactive? a)lazy B)passive C)relaxed d)slacked

what number am i
i am a three digit number i am less than 200 i am divisible by 12 and by 9 my units digit is less than my tens digits

math
how do I simplify? (secө/ (secө-tanө)) - secөtanө

math
(1-2cos^2ө)/ (sin ө-cosө) + cotө how do I simplify this??? Thank-you for your help!

math
It is the sins, cos, etc of theta

math
how do I simplify these? 1. (Cot/1-tan) + (Tan/1-Cot) - Tan - Cot 2. (1+cos) (csc-cot)

prepositions and their objects
Some of the construction crew built a scaffold near the tower.

math
how do I solve this? (cos ө+1)/ (cos ө - 1) The answer is supposed to be: (1 + sec ө)/ (1- sec ө)

math
how do I solve these? (Tan^2ө)(Cos^2ө)+ (cot^2ө)(sin^2ө) The answer is supposed to be one but I don't know how to get it. 9sec^2ө - 5 tan^2ө The answer is supposed to be 5+4sec^2ө

math help
2.5p=.5p+4 divide both sides by .5 p. You will be left with 5p=4 Divide 4 by 5 so the answer is p=4/5

english
is another one in the fourth grade when Mr. Schulter tells him he should be a doctor but he questions her idea. Then he goes home and practices calling himself Doctor Victor? Also, I don't understand why the essay is set up using headings like First grade, second grade, ...

english
can someone help me with this question?At several points in Sherman Alexie's "Indian Education" essay, Alexie uses comparison and contrast. Locate at least two examples and explain what each contributes to the essay? I just don't see a point of comparison and...

english
i don't know how to get it to work. the essay is online..can someone help? 29 But it felt good, that ball in my hands, all those possibilities and angles. It was mathematics, geometry. It was beautiful. 31 But it felt good, that buzz in his head, all those colors and ...

english
FIFTH GRADE 1. I picked up a basketball for the first time and made my first shot. No. I missed my first shot, missed the basket completely, and the ball landed in the dirt and sawdust, sat there just like I had sat there only minutes before. 29 But it felt good, that ball in ...

english
This is a passage from Indian Education. I don't understand what to write for this question: Notice the similarities between the pairs of sentences composing paragraphs 29 and 31 and paragraphs 70 and 72, what point does Alexie make with the similarities? FIFTH GRADE 1. I ...

psychology
I think it is C

chemistry
the system side of an open u-tube manometer is 48 mm lower than the open side. What is the pressure of the system?

before 1900 arts
1. David’s Napoleon Crossing the Saint-Bernard treated contemporary history as : a. a documentary b. Grand Manner c. Grand Salon d. neutral i believe it is grand salon, as after this painting most were rejected due to standards. 2. Francisco Goya was a romantic painter ...

math
At what point do the graphs of the following equation intersect: 8x-5y=11 and 4x-3y=5...?

Science
Write a theory and hypothesis. Define the concept and then state how you would measure the concept. Can you show me an example of one so I know what to look for when taking my test. Thank You

Geometry
m angles mnp=23 degrees

puzzle (math, psychology)
You have 3 measuring spoons. Spoon A is filled with 8 tsps of salt. Spoon B and C are both empty; Spoon B can hold 5 tsps and Spoon C can hold 3 tsps. Divide the salt among the spoons so that spoon A and spoon B each have exactly 4 tsps of salt and spoon c is empty.

math, psychology, puzzle
You have 3 measuring spoons. Spoon A is filled with 8 tsps of salt. Spoon B and C are both empty; Spoon B can hold 5 tsps and Spoon C can hold 3 tsps. Divide the salt among the spoons so that spoon A and spoon B each have exactly 4 tsps of salt and spoon c is empty.

math, psychology, puzzle
you have a 5 minute hourglass and a 9 minute hour glass. How can you use them to time a 13 minute barbeque?

biology
what would happen if you treated a protein (containing 3 S-S bonds) with urea and mercaptoethanol? I know that the urea breaks hydrogen bonds and that the mercaptoethanol reduced disulfide bonds but what levels of the protein would be affected?

biology
what would happen if you treated a protein (containing 3 S-S bonds) with urea and mercaptoethanol? I know that the urea breaks hydrogen bonds and that the mercaptoethanol reduced disulfide bonds but what levels of the protein would be affected?

math
how do i find 3/4 of 8 another question says find 3/8 of 1/4

algebra
factor: 9w - w^3 = 3w(3-w^2) m^4 - n^4 = (m-n)^2(m-n)^2 are these correct? the next few I wasn't sure how to work... factor: 2h^2 - h - 3 = 0 x^2 - 36 = 0 x^3 = 4x

Home School. PLEASE HELP ME!!
Once again i didn't get a book so im having trouble. I tried my best on the ones i answered..if i got any wrong please tell me and correct them for me please! Thanks so much :) 1. According to Jean Piaget, in what is all learning based? A. Sensorimotor learning (my answer...

history
who was against jacksons indian removal act (like what groups of people or states) besides the indians themselves?

math
also this one: f(x)=5(the square root of x-3)

math
how do you find the equations inverse and the domain of the inverse f(x)= 4x^2 -5

WORLD HISTORY EXAM 3 HELP PLEASE?!?
I ANSWERED SOME OF THEM BUT I DON'T KNOW IF THERE RIGHT OR WRONG..CAN YOU HELP ME? I DON'T HAVE THE BOOK TO HELP.. THANKS SOO MUCH!! 1. The term superman or supermen was developed by..? a. Nietzsche (my answer) b. Marx c. Hegel d. Mann 2. The novel Les Miserables was ...

SKILLS FOR THE EFFECTIVE TEACHER AIDE
THIS ISNT FOR THAT..IM NOT TRYING TO BE A TEACHER AIDE. ITS A CLASS IM TAKING IN SCHOOL. IF THIS WAS SOMETHING I WANTED IN MY FUTURE I WOULDNT BE ASKING FOR ANSWERS! IF YOU CANT HELP ME THEN DON'T POST NOTHING

SKILLS FOR THE EFFECTIVE TEACHER AIDE
ITS HOME SCHOOL..I DIDN'T GET A BOOK IN THE MAIL..AND IM NOT PAYIN FOR 20$ TO GET ONE! THANKS FOR YOUR HELP..PSHH

SKILLS FOR THE EFFECTIVE TEACHER AIDE
I need help! I don't have the book to help me..i tried to answer some and if i got them wrong please help and correct them for me! Thanks :) 1. What is active listening? A. Interrupting the speaker with questions B. Listening attentively and asking clarifying questions C. ...

Introduction To Teacher Aide
Ok i need help please! I don't have the book to help me so can someone please help me! I did my best to answer some..if i got them wrong please correct them for me... Thanks :) 1. Which of the following might be a duty of a noninstructional aide? A. Accompany a child to ...

9th grade English
subordinating conjunction = the subordination that occurs when a conjunction makes one linguistic unit a constituent of another a conjunction (like `since' or `that' or `who') that introduces a dependent clause correlative conjunction = In grammar, a conjunction is...

math
Is this suppose to be something like.. (a-4 b-6) a+b= ? If so then it equals 10 cause 4+6=10

math- logarithms
how do i solve these logs? log1/2 (3x+1)^1/3= -2 3^(x^3)= 9^x

math
how do i solve these logs? log1/2 (3x+1)^1/3= -2 3^(x^3)= 9^x

math
how do i solve this logarithm log(base 9)X + 3log(base 3)X = 14

chemistry
I thought that Cl always needed to have a 2 after it

chemistry
but i thought that Cl always had to have a 2 after it.

chemistry
How do I balance this equation for silver nitrate and sodium chloride reacting to form sodium nitrate and silver chloride. AgNO3 + NaCl = AgCl2 + NaNO3

ALCOHOLIC BEVERAGES
THERES ONLY A FEW THAT I DON'T KNOW...PLEASE HELP!!! 5.If you're looking for a light, versatile, red wine to make a simple pasta with basil and tomatoes, a good choice whould be..?? A.Pinot Grigio B.Cabernet Savignon C.Chianti D.Monks 7.Sapana and jim discussing ...

science
how do you keep your body from being crushed by air pressure?

SOCIAL STUDIES
wHAT KIND OF PEOPLE LIVED IN THE EAST COAST OF NORTH AMERICA IN THE LATE 1600'S OR EARLY 1700'S?

Math
aflyerquacker,it was on my homework today :)

Health
In what year did Minnesota passedthe first state law requiring buisness,restaurants, and other institutions to establish no-smoking areas??

math
If u look at the question carefully it says about how many which means estimate!!!😄😄

math
You divide by 2 and get 1146,513,785 and a remainder as 1. But the thing that I dint get is that it say how many people will live within between that distance??? So maybe we have to estimate the number we just got from dividing and that is our answer.

Economics
What are the principles of economics invloved in producing price floors + cielings?

science
What did Rutherford's gold foil experiment give proof of?

history
i have to write a paper about why lincoln was a better president than george washington. What were some of george washingtons mistakes and how could lincolnn be better?

math
how do i solve this? sin of 30 degrees - cos of 45 degrees

english
is a female counterpart the nickname for a person's wife?

math
the minute hand of a clock is 6 inches long. how far does the tip of the minute hand move in 15 minutes? what is the circumference of a circle with radius of 6 in? It is 12 pi What fraction of a circle does the minute hand move in 15 minutes? It is 90 degrees So what do I do ...

math
i don't get it?

math
the minute hand of a clock is 6 inches long. how far does the tip of the minute hand move in 15 minutes?

science
what are the role of the electrons in ionic bonds,covalent bonds and metallic bonds

precalculus
how do i solvethis equation (btw we are studyinglogarithms) 3^(x^3)=9^x 2^x=10 (4^x)-(2^x)=0

english
im trying to say that while Douglass can tell the reader how he feels, actually knowing how it feels to be isolated makes his situation more meaningful ...is that the right way to put it because I'm not sure if it makes the situation more meaningful or is there a better ...

english
ok thank-you. I also don't understand why Douglass keeps saying " them be placed in my situation" because that is the only way they will understand his situation. What is he causing the reader to do?

english
is there a mention of sea monsters in the Bible as in the context of this paragraph: it says "monsters of the deep" toward the end of the paragraph it is from frederick douglass' narrative I have been frequently asked how I felt when I found myself in a free ...

math
How do I do this also: write the expression as a single logarithm 21 log (base 3)time the cube root of x + log (base 3) * 9x^2 - log (base 5)25

math
solve with logs 3^(1-2x)=4^(x)

english
thanks but i tried that, i know how to use google. i couldn't find anything

english
can someone help me find examples of ethos, pathos, and logos in this from frederick douglass (rhetorical strategies). I think an example of pathos is when he says: "one must needs experience it, or imagine himself in similar circumstances. Let him be a fugitive slave in ...

math
how do i solve this using logarithms: 1) 4^(x)=8 2) 2^(x) * 8^(-x)= 4^(x)

biology
who discovered the cell theory? What are the 3 parts of the cell theoy?

Chemistry
I think I just figured out what my teacher would do if I asked him how to do this; he would laugh. If I'm not mistaken, you can only draw Born-Haber Cycles for ionic compounds. P2S5 is covalent, so it's impossible. Any input? Is that true?

Chemistry
I appreciate your help, but I've got several examples already. Drawing a Born-Haber Cycle for NaCl seems to be very different from drawing one for P2S5. I don't understand how to use the IE's (Ionization energies), especially because both P ions and S ions would ...

Chemistry
How do I draw a Born-Haber Cycle for diphosphorous pentasulfide? Formula: P2S5, but you knew that! Thanks in advance!

math please help
a.Find a winning strategy if the game begins with 15 counters in the pile. b.Find and explain the winning strategy if the game begins with 35 counters in the pile. c.Find and explain the winning strategy if the game begins with any number counters in the pile.

math please help
Hint: suppose the numbers in your set were 1,3. Then work “backwards” from the lowest numbers to see what are the winning and losing positions. For example, in this case, 1 would be a winning number since that player could remove 1 counter. 2 is a losing number, ...

math please help
You will be given a set of numbers to play this game. Two players start with a pile of counters and take turns choosing numbers from their set (repeats are allowed) to remove from the pile. The first person to leave 0 counters wins. For example, if you are given numbers 1,2,3,...

math
the population of a southern city follows the exponential law. If the population doubled in size over an 18 month period and the current population in 10000, what will be the population 2 years from now? the equation for the exponential equation is: A=ao e ^ -kt ao is the ...

Physics center of gravity
a uniform bridge span weighs 50000N and is 40m long. An automobile weighing 15000N is parked with its center of gravity located 12m from the right pier. What upward support does the left pier provide?

chemistry
B2^2- di other two para

algebra
2x=c-b x=(c-b)/2

english
i need ideas on why tape recording someone without their knowledge is wrong and immoral. i already have right to privacy (the fourth amendment)

english
i need ideas on why tape recording someone without their knowledge is wrong and immoral.

8th grade science
what are the role of the electrons in ionic bonds,covalent bonds and metallic bonds?

Ms. Sue! (English)
is this an example? " there was a metalled road and beyond that a miry waste of paddy fields...not yet ploughed but soggy from the first rains and dotted with coarse grass"

Ms. Sue! (English)
Thank-you. That makes it clearer to me. Can you also help me find some example of the English (instead of American) use of language in the essay. Ms. Sue helped me yesterday but I need one more example and I'm not familiar with the British use of words.

Ms. Sue! (English)
I have another question about "Shooting the Elephant" The question is : What does "shooting an elephant" gain from being written years after the events it recounts? Is one possibility that it gave Orwell time to reflect upon his experiences? Are there any ...

english
ok Thank-you!

english
I read this essay called "Shooting an Elephant" by George Orwell. I don't understand this question I have to answer: What examples of English ( as opposed to American) usage do you find in Orwell's essay? In Moulmein, in lower Burma, I was hated by large ...

math/science
i don't understand the first ine still. I got 6 but that does not make any sense at all

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