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December 21, 2014

Posts by KAYLA


Total # Posts: 1,137

math
from 4 feet above a swimming pool, susan throws a ball upward witha velocity of 32 feet per second. how long does it take the ball to reach the water?
March 24, 2011

Trigonometry
rewrite the expression in terms of the first power of cosine. cos^3(x)sin^4(x)
March 23, 2011

Math
rewrite the expression in terms of the first power of cosine. cos^3(x)sin^4(x)
March 22, 2011

Math
Rewrite the expression in terms of the first power of cosine sin^4(x)
March 22, 2011

Math
if I have sin(6x)+cos(6x)how would I write it in terms of sin only?
March 22, 2011

Trigonometry
Yeah I got the exact value I just needed it in trigonometric function of one number which would be the degrees of cos. Thanks!!!
March 22, 2011

Trigonometry
cos(20 degrees+70 degrees) i mean
March 22, 2011

Trigonometry
so it would be cos(20+70)?
March 22, 2011

Trigonometry
ok I made a mistake in the formula. it's cos(20 degrees)cos(70 degrees)- sin(20 degrees) sin(70 degrees). so it's a subraction equation not an addition.
March 22, 2011

Trigonometry
Write the expression as a trigonometric function of one number. (cos 20 degrees)(cos 70 degrees)+(sin 20 degrees)(sin 70 degrees)
March 22, 2011

acc. alg 2
i dnt get bwat u did after x^2+5x-21=0. that is were i keep gettin stuck on
March 20, 2011

acc. alg 2
exponentiating to solve equations: solve the eaquation, cheack for extraneous solutions log5(x+4)+log5(x+1)=2
March 20, 2011

English
I have to write a story in the perspective of a 2 year old and I need a plot for the story. Any suggestions?
March 20, 2011

Chemistry
Use the chemical reaction below to answer the questions that follow. CuO(s) + H2(g) → Cu(s) + H2O(g) a. What is the limiting reactant when 19.9 g CuO react with 2.02 g H2? b. The actual yield of copper was 15.0 g. What is the percentage yield? c. How many grams ...
March 16, 2011

math
2x=x+3
March 16, 2011

high school chem
How many grams of a stock solution that is 92.5 percent h2s04 by mass would be needed to make 250 grams of a 35% by mass solution?
March 9, 2011

math
order from least to the greatest 3/10,4/5,18,20,1/20,7/10
March 9, 2011

math
fixed installment loan of $13,500 with 60 months to pay back, monthly payments of $280.24. instead of making 36th payment, pays remaining balance on loan. how much interest saved? use acturial method u= n*p*v/100+v
February 27, 2011

math
you intend to create a college fund for your baby. if you get an interest rate of 5.3% compounded monthly and want the fund to have $123,875 after 17 years, how much needs to be deposited each month? and 1 more jessica used a fixed installment loan from bank. she borrowed $13,...
February 27, 2011

APUSH
in the late nineteenth century: how could trusts purchase a senate seat? what were the sympathies of the national government like?
February 27, 2011

Math
Need to calculate the amount of building and finishing materials that you must purchase for your room. Purchases must include: Flooring Wall covering/treatment Baseboards, casing, trim Ceiling lighting In order to calculate these amounts, you must consider the following: •...
February 24, 2011

physics
A skier starts from rest 7m above the horizontal and slides down a frictionless slope the skier then hits a rough horizontal surface (uk= 0.3), How far does the skier travel along the rough surface before she stops?
February 19, 2011

science
I beleive it has something to do with cognitive
February 18, 2011

world literature
list two of the red herrings that The Thinking Machine sets up for the warden in "The Problem of Cell 13"
February 16, 2011

THE AGE OF DISCOVERY TO THE AMERICAN EXPERIMENT
. Which of the following best describes the Columbian Exchange that occurred during the Age of Discovery? A. It was a genetic shift due to population interbreeding. B. It was a cultural transformation. C. It was a religious transformation. D. It was an exchange of trade foods.
February 16, 2011

algebra
the y-coordinate of a point decreased by 3 times the x-coordinate is greater than or equal to 2. what is that written as an equation?
February 15, 2011

Physics
Sketch the velocity vs. time graph for an object that: • from 0 to 2 seconds has moved with constant velocity of 3 m/s • from 2 to 5 seconds was at rest • from 5 to 10 seconds increased its velocity, reaching 5 m/s at t =10 s. Could you please help in describing...
February 10, 2011

physics
The picture shows a uniform ramp between two buildings that allows for motion between the buildings due to strong winds. At its left end it is hinged to the building wall , at its right end it has a roller that can roll along the building wall. There is no vertical force on ...
February 7, 2011

chemistry
How many milliliters of 1.9 M HCl must be transfered from a reagent bottle to provide 24 g HCl for a reaction?
January 27, 2011

Math
i got 7/10 for my answer but i do not kno i its right.
January 25, 2011

Literature- Frankenstein Novel
Please check my answer to this question: Consider the protagonist in the novel that you read this semester. In a response of no fewer than three paragraphs, explain how this character changes over the course of the novel. Include examples of these changes in your response. ...
January 24, 2011

Literature- Frankenstein
Victor Frankenstein changed in a few of ways throughout the novel, Frankenstein. Victor changed mentally and personality wise the most. In the beginning, Victor Frankenstein starts out acting sensibly. But, the death of his mother changed him mentally. Victor became obsessed ...
January 24, 2011

Literature- Frankenstein
Consider the protagonist in "Frankenstein". Explain how Victor Frankenstein character changes over the course of the novel, Frankenstein. Please include examples of these changes in the response. I have to write no fewer than three paragraphs, so please help. Thanks...
January 24, 2011

Literature- Frankenstein
Victor Frankenstein changed in a few of ways throughout the novel, Frankenstein. Victor changed mentally and personality wise the most. In the beginning, Victor Frankenstein starts out acting sensibly. But, the death of his mother changed him mentally. Victor became obsessed ...
January 24, 2011

Literature- Frankenstein
I know that "the doomed protagonist and narrator of the main portion of the story. Studying in Ingolstadt, Victor discovers the secret of life and creates an intelligent but grotesque monster, from whom he recoils in horror. Victor keeps his creation of the monster a ...
January 24, 2011

Literature- Frankenstein
Consider the protagonist in "Frankenstein". Explain how Victor Frankenstein character changes over the course of the novel, Frankenstein. Please include examples of these changes in the response. I have to write no fewer than three paragraphs, so please help. Thanks!
January 24, 2011

geometry
rectangular prism? (brick)
January 24, 2011

Grammer! Am i correct?
Choose the answer that identifies the underlined word. Well, I must say that your ideas are quite creative. ("creative" is underlined) direct object indirect object objective complement x predicate adjective
January 24, 2011

Grammer! please check my answers!
Thank you!!!!!!!! :D
January 24, 2011

algebra
WHAT IS THE AMOUNT OF MONEY PAID OR EARNED FOR THE MONEY USED
January 24, 2011

chemistry
What is the mass of 4.80 multiplied by 10-2 moles of zinc chloride (ZnCl2)?
January 21, 2011

hellppp meee
its not in my book
January 20, 2011

hellppp meee
describe the kinds of conflicts that developed as europeans settled the americas. Anaylze the effects of these developing conflicts
January 20, 2011

social studies
describe the kinds of conflicts that developed as europeans settled the americas. Anaylze the effects of these developing conflicts
January 20, 2011

algebra 2
what are the roots of the equation v^2+8v+6=0?
January 19, 2011

algebra 2
solve by using the quadratic equation: 5x^2+3=-7x
January 19, 2011

AED 204
Thank you very much, Writeacher. I corrected the mechanical errors in my paper. Thank you again for pointing these out!
January 16, 2011

AED 204
Write a 350- to 500-word statement that reflects on how your ethnicity influences your personal behavior, attitudes, and values. While my ethnicity is important to me, it does not control me or who I am. Ethnicity can influence my personal behavior, attitudes, and values, ...
January 16, 2011

World History
Thank you.
January 13, 2011

World History
I'm trying to answer an essay question asking me to describe Islamic principles or characteristics that are unsettling when an American considers the role that Islamic extremists have played in terrorist attacks. Any idea where to look for good examples?
January 13, 2011

Science
A day on Pluto lasts 6.39 times longer than a day in earth.If an Earth day lasts 24 hour how many hours is a day in Pluto?
January 12, 2011

Chemistry
How do I determine the noble gas configuration of Sm+3? I know the normal noble gas configuration of Sm is[Xe]6s2 4f6. Thanks!
January 8, 2011

Math
A cube has a volume of 24 cubic units. What is the APPROXIMATE length of each side of the cube?
January 6, 2011

math
a 9 foot street sign casts a 12 foot shadow. the lamppost next to it castss a 24 foot shadow. how tall is the lamppost?
January 3, 2011

Math
If the sales tax is 6.5%, how much tax will you pay on a jacket that costs $48?
December 19, 2010

Math
Thank you very much :)
December 15, 2010

Math
-x^2+4x=-43 I forgot how to do this? Any help would be appreciated.
December 15, 2010

Chemistry
How do I do molarity,molality,and normality
December 14, 2010

Chemistry
How do I do molarity,molality,and normality
December 14, 2010

Chemistry
Determine the freezing point depression of H20 in 1.50 m solution of C12H22011?
December 14, 2010

5th grade
I think the answer is....x=0.5 and y=1
December 8, 2010

science
describe how radioactive isotopes decay
December 5, 2010

science
Why do I have brown eyes? can it change color?
December 5, 2010

Chemistry
1 cal = 4.184 joules Both units are kilo, sou you can just divide by 4.184 5.72kJ/4.184J = 1.367112811kcal With sig figs it will be 1.37kcal
December 2, 2010

6th grade
Yay! thanks! that helped :)
December 1, 2010

Chemistry
The element X has an atomic mass of 12.80 amu. It is known to have two isotopes 12X and 13X. Which of the following is true about the relative abundancies of 12X and 13X? a) both isotopes occur with the same frequency. b)12X occurs more frequently than 13X c)12X occurs less ...
December 1, 2010

english
PLEASE HELP!!!!!!!!!!
November 30, 2010

english
i have to make analogys for my vocab words and i need help apex:peak;________:__________ Assimilate:_____;_______:_________ interim:interval;_____:_______ and also for Meander,metropolis,momentous,obstrepous,pensive perilou'shoddy,surly,and tirade
November 30, 2010

science
sequence the steps involved in the making of the cast of a shell 1)sdiment buries shell 2)??? 3)??? 4)mold results 5)??? 6) cast results
November 29, 2010

science
create a concept web to summarize the types of presevation - thnx
November 29, 2010

6th grade
Examples: 2/ 5 = ?/100 we multiplied the 5 with 20 to be 100 then we have to multiply the 2 with 20 as well then 2/5 = 40/ 100 40%
November 28, 2010

English
I need help putting my thesis into "parallel grammatical structure". Children should be limited on the amount of television they watch because not only is it filled with bad influences but it causes them behavior problems, and ultimately puts their health at risk. ...
November 28, 2010

Chemistry
A physical change in a substance doesn't change what the substance is. I also think it is 3. It couldnt be 1 or 2.
November 28, 2010

math
im sorry to put u in truble but it says to rewrite the expression
November 27, 2010

math
thnx
November 27, 2010

math
129*4-5?
November 27, 2010

math
i have no idea how to do this can u help me?
November 27, 2010

math
a running back rushed for 129 yards through 3 quarters.in the 4th quarter the running back lost 5 yards per rush. the runing back rushed 5 times in the 4th quarter. 3) imagine that instead of losing yardage on each rush in the 4th quarter, the running back gained 4 yards on 2 ...
November 27, 2010

math
a running back rushed for 129 yards through 3 quarters.in the 4th quarter the running back lost 5 yards per rush. the runing back rushed 5 times in the 4th quarter. 2) how many total yards did the running back have after the 4th quarter? show work
November 27, 2010

math
can u show the work?
November 27, 2010

math
im working with integers. a running back rushed for 129 yards through 3 quarters.in the 4th quarter the running back lost 5 yards per rush. the runing back rushed 5 times in the 4th quarter. 1) how many yards did the running back complete in the 4th quarter
November 27, 2010

science
geologists determine a rocks relative age and....?
November 21, 2010

Math
12x^2-20x+3 Factor. Cant figure it out.. Thanks!
November 19, 2010

7th grade
there are three monkeys and there is a basket with 3 bannanas each monkey needs a bannana how does the third monkey get a bannana?
November 18, 2010

chemistry
120 ml of oxygen gas was collected over water at a barometric pressure of 732.0 torr and 23 degrees celsius. what is the partial pressure of the oxygen?
November 17, 2010

chemistry
what is the balanced molecular equation and their physical state of each substance for: copper(II) sulfate and 10% sodium hydroxide?
November 17, 2010

chemistry
If 267 mL of O2, measured at STP, are obtained by the decomposition of the KClO3 in a 3.33 g mixture of KCl and KClO3, 2KClO3(s) --> 2KCl(s) + 3O2 What is the percent by mass of KClO3 in the mixture?
November 17, 2010

weathering and erosion
gravity causing rock or sediment to move downhill hint 12 letters
November 16, 2010

weathering and erosion
sandblasting of rock by wind blown particles hint 8 letters
November 16, 2010

weathering and erosion
what is the flow of water over earths surface hint 6 letters
November 16, 2010

weathering and erosion
what is the wearing away and removal of rock material hint 7 letters
November 16, 2010

science
what is the removal of small loose particles of rock by the wind hint 9 letters
November 16, 2010

science
its not a text book its a review sheet
November 16, 2010

science
do you where i can find a answer sheet to chapter 9 weathering and erosion? because i really want to ace the next test and i dont know the right answers to it thnx
November 16, 2010

science
Chemical weathering takes place fastest in a ____________________ and ____________________ climate.
November 16, 2010

physics
A rocket is launched at an angle of 56.0° above the horizontal with an initial speed of 101 m/s. The rocket moves for 3.00 s along its initial line of motion with an acceleration of 29.0 m/s2. At this time, its engines fail and the rocket proceeds to move as a projectile. ...
November 16, 2010

physics
A rocket is launched at an angle of 56.0° above the horizontal with an initial speed of 101 m/s. The rocket moves for 3.00 s along its initial line of motion with an acceleration of 29.0 m/s2. At this time, its engines fail and the rocket proceeds to move as a projectile. ...
November 16, 2010

science
what are two causes of mechanical weathering ice wedging and _____
November 14, 2010

science
what is the natural process that causes rock to break down
November 14, 2010

science
acid produced by some plant roots __ __ ___ ___ __ __
November 14, 2010

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