Friday
December 9, 2016

Posts by Kristina

Total # Posts: 225

Algebra
Find a rational function that satisfies the given conditions. Vertical asymptotes x=-2,x=7 Horizontal asymptote y=7/2 ?x-intercept ?(?5?, ?0)
December 6, 2016

Algebra
A projectile is thrown upward so that its distance above the ground after t seconds is h(t)=-16t^2 + 570t. After how many seconds does it reach its maximum? height?
December 6, 2016

Algebra
A train leaves the station at 8 a.m. and averages 40 miles per hour another train leaves the same station one hour later and averages 50 miles per hour traveling in the same direction on a parallel track at what time will the second train catch up with the first train how many...
August 31, 2016

Algebra
A train leaves the station at 8 a.m. and averages 40 miles per hour another train leaves the same station one hour later and averages 50 miles per hour traveling in the same direction on a parallel track at what time will the second train catch up with the first train how many...
August 31, 2016

Art
C my friend! Always try to dig alittle deeper, that question had nothing to do with art sometimes teachers just try to trick you. good luck😀😀
May 3, 2016

geom
If you have 100 feet of fence, which measurements would give you the largest area?
March 21, 2016

Biology
In what way are bacteria and fungi similar? Ecological function Cell wall components Design of the nucleus Ribosome structure help
February 19, 2016

Health
2 is C and D. Got them all correct
February 11, 2016

Health
1. The addictive chemical found in all tobacco products is A. tar B. nicotine** C. carbon monoxide D. insulin 2. A person who hasn’t smoked for 2 hours and is irritable is showing symptoms of (pick 2) A. respiration B. hunger** C. withdrawal D. addiction** 3. How does ...
February 11, 2016

physics
A tennis ball is served 2.00 degrees above the horizontal at a height of 2.40 meters, 12.0 meters from a net that is 0.900 meters high. (a) If the tennis ball is to clear the net by at least 0.200 meters, what is its minimum initial velocity? (b) If the tennis ball clears the ...
February 9, 2016

physics
Canadian snowbirds usually follow the I-15 at a speed of about 120 kilometers per hour. Canadian geese, on the other hand, migrate approximately along a north-south direction for well over a thousand kilometers in some cases, traveling at speeds up to about 100 kilometers per ...
February 9, 2016

basic algebra
the tens digit of a certain number is 4 more than the units digit. the sum of the squares of the two digits is 26. find the number.
February 8, 2016

basic algebra
Carlo,Clyde,and Marky working together can do a job in 6 days. Carlo and Marky can do can do the job in 8 days. Clyde and Marky can do the job in 9 days. find how long it will take each guy working alone to do the job.
February 8, 2016

basic algebra
if the units of a two-digit number is 6 more than then tens digit and the number is 8 more than twice the sum of the digits, what is the number?
February 8, 2016

basic algebra
the perimeter of a piece of cardboard is 34 inches. squares measuring 2 inches on a side are cut from each corner so that when the sides are folded up, the diagonal of the resulting box has the length 7 inches.what are the original dimensions of the card board?
February 8, 2016

basic algebra
the numerator of a certain fraction is four less then the denominator, if the numerator is doubled and the denominator is diminished by two, the sum of the original fraction and the new one is three. find the original fraction
February 8, 2016

basic algebra
the sum of the two angles of a triangle is equal to the third angle and the difference of the two angles is equal to two-thirds the third angle. find the measure of each angle
February 8, 2016

physics
A transverse wave is traveling through a canal. If the distance between two successive crests is 2.97 m and four crests of the wave pass a buoy along the direction of travel every 20.6 s, determine the following.
January 28, 2016

shepherd
A transverse wave is traveling through a canal. If the distance between two successive crests is 2.97 m and four crests of the wave pass a buoy along the direction of travel every 20.6 s, determine the following.
January 28, 2016

Language Arts
Thanks Pacman!
January 6, 2016

Technology
Thanks!! I got 4/4
December 17, 2015

Technology
Ohhh!! Okay so for 2. would be A??
December 17, 2015

Technology
Oh okay, my other answer for 1. would be D, is that correct or wrong?
December 17, 2015

Technology
1. What column do you put deposits in when you are balancing your checkbook? A. date B. transaction** C. debit D. credit 2. When creating a formula for balancing a checkbook, what do you subtract from the credits? A. debits B. check numbers** C. transactions D. dates 3. Why is...
December 17, 2015

math fractions
I am trying to find out if a recipe calls for 2/3 cups of granola, how much do I need to make 1/9 of the recipe
September 30, 2015

Chemisty
(I am a mom trying to help my child had Chem years ago if I can see how this is doNE I can explain it to them) You have 70.0mL of a .400M stock solution that must be diluted to .100M. How much water should I add?
July 18, 2015

Physics
A 2 kg block of cheddar cheese hangs from an ideal spring of negligible mass. When displaced from equilibrium and released, the cheese oscillates with a period of 0.4 secs. How much the spring stretched when the cheese hangs in equilibrium?
July 14, 2015

Chemistry
Can you help me figure out three models that helps explain Thomson's findings? Like one is the plum pudding model
July 4, 2015

Chemistry
Propose three models that explain Thomson’s findings and evaluate them. To be complete you should include Thomson’s findings.
July 4, 2015

Chemistry
The diameter of a hydrogen nucleus is 1.0 X 10 -3 pm and its mass is 1.67 X 10 -24 g. What is the density of the nucleus in grams per cubic centimeter? Assume the nucleus is a sphere with volume = 4/3pie r3.
July 4, 2015

Chemistry
You have two beakers, one filled to the 100 mL mark with sugar (mass of sugar 180.0 g) and the other filled to the 100 mL mark with water (m ass of water 100.0 g). You pour all the sugar and all the water together in a bigger beaker and stir until the sugar is completely ...
June 24, 2015

Science
How many chemical reactions are possible regarding the formation of carbonic acid and the dissolving of calcite? A. 3 B. 23 C. 2 D. 10 I think its A.??
March 30, 2015

language arts
its actually B D B B A
March 18, 2015

l>a
I got a 100%!!
February 24, 2015

L.A. Check answers please
Thanks Kyan for the answers!!!!!!!
February 19, 2015

Math
u,jbn
February 18, 2015

EdTech
mista iced is correct i got a 100%
February 10, 2015

Physics/Math
A 25.0 gram piece of charcoal is found in some ruins of an ancient city. The sample shows a 14C activity, R, of 250 decays/min. How long (in years) has the tree this charcoal came from been dead? I think I have the use the equation: R=lamda*No*e^(-lamda*t) but I am not sure ...
February 3, 2015

LA Check please
1. B 2. A 3. B 4. B 5. D
January 30, 2015

Language arts
Thanks Anonymous!!
January 24, 2015

Physical Science
What is the temperature of oxygen that boils at negative 183 Celsius?
December 9, 2014

Earth Science
is #2 and #3 correct
June 5, 2014

Earth Science
is #2 and #3 correct
June 5, 2014

human biology
agglutination
May 22, 2014

algebra
F(t)= 30000 1+20e^-1.5t Describes the number of people, f(t), who have become ill with influenza t weeks after the initial outbreak in a town with 30,000 inhabitants. a. How many people became ill with flu when the epidemic began? b. How many people were ill by the end of the...
April 12, 2014

algebra
Use the fact that after 5715 years a given amount of carbon 14 will have decayed to half the original amount to find the exponential decay model for carbon 14. In 1947, earthenware jars containing what was known as the Dead Sea scrolls were found by an Arab Bedouin herdsman. ...
April 12, 2014

word problem
the function f(x)= 34.1 Ln x + 117.7 models the number of U.S. Internet users, f(x) in millions, x years after 1999. By which year will there be 250 million Internet users in the U.S.?
April 12, 2014

math
number 5 is 37.5% i just did the test the rest are correct :)
April 8, 2014

Accounting
During the current year, Mast Corporation expects to produce 10,300 units and has budgeted the following: net income $350,376; variable costs $1,080,800; and fixed costs $105,000. It has invested assets of $1,459,900. The company’s budgeted ROI was 24%. What was its ...
April 2, 2014

statistics
opinion polls find that 16 percent of americans adults claim that they never have time to relax. suppose you take a random sample of 400 american adults and count the number X in your sample and claim that they never never have time to relax.
March 22, 2014

Accounting
What is Beer direct materials and raw materials? Raw materials are the basic materials and parts that are to be used in the manufacturing process Raw materials that can be physically and directly associated with the finished product during the manufacturing process are called ...
February 6, 2014

Accounting
Please explain I'm so lost Chandler Ltd. estimates sales for the second quarter of 2014 will be as follows. Month Units April 2,550 May 2,475 June 2,390 The target ending inventory of finished products is as follows. March 31 2,000 April 30 2,230 May 31 2,200 June 30 2,310...
February 5, 2014

Accounting
The comparative statements of Lucille Company are presented here. LUCILLE COMPANY Income Statements For the Years Ended December 31 First number are 2012 2012 then 2011 Net sales $1,890,540 $1,750,500 Cost of goods sold 1,058,540 1,006,000 Gross profit 832,000 744,500 Selling...
November 12, 2013

science
well its not D. for sure cuz I took the Penn Foster test and it was wrong.
July 11, 2013

calculus
A conical party hat made out of cardboard has a radius of 4cm and a height of 12cm. When filled with beer, it leaks at the rate of 4cm^3/min. (a)At what rate is the level of the beer failing when the beer is 6cm deep? (b) When is the hat half empty?
June 5, 2013

history
Between 1947 and 1951, what did the loyalty boards that were established to root out subversives in government service do? a. They uncovered evidence of massive subversion and espionage within the Departments of State and Defense. b. They restricted their investigations to ...
April 17, 2013

History please help
thank you that was the one I was leaning towards because I couldn't really find anything about it in textbook
April 16, 2013

History please help
Which of the following issues was not on the agenda of the National Organization for Women in the late 1960s a and early 1970s? a. Women should have equal employment opportunities. B. Child care needed to be regulated and more readily available. c. Abortion rights should be ...
April 16, 2013

History
yea my book didn't really say much on the first topic i don't know that's why I was confused
April 11, 2013

History
1. Puerto Ricans experienced which of the following when they migrated to the United States from Puerto Rico in the 1950s? Deportation as undocumented aliens Family friction and a reversal in traditional sex roles A middle-class lifestyle in the barrio Downward social mobility...
April 11, 2013

Art answer check
1. Ann Hamilton's "Indigo Blue" is an example of what kind of art? Feminist Art Action Painting x Installation Art Video Art 2 The events in contemporary Iran give this artist context for films and videos by this artist: Wemda Gu x Shirin Neshat Zaha Hadid El ...
April 5, 2013

Art
i think one is assemblage and 2 is pop art
April 5, 2013

Art
1.With late 20th c. sculpture a new attitude developed around the use of 'ordinary' materials. Some said that this was merely "Dadaist revival." The work may involve moving parts (kinetic sculpture), or 'combines' of seeming unrelated objects, or ...
April 5, 2013

Art
it didn't show up on my end for some reason Sue. thanks though so it would be fals correct since they violating conventional views of both proper style and subject.
March 21, 2013

Art
The Barbizon painters were known for their urban, studio created nudes true or false The Pre-Raphaelites advocated an urban, Parisian sophistication in their art: true or false
March 21, 2013

Art
The Barbizon painters were known for their urban, studio created nudes true or false The Pre-Raphaelites advocated an urban, Parisian sophistication in their art: true or false
March 21, 2013

Math for Ms. Sue please last questions
Thank you yango your answers are correct i got 100%!!!
March 8, 2013

Chemistry
look at the periodic table. carbon has an elemental mass of 12.01g/mole how many carbons are in this formula? (3)
February 28, 2013

Math
The following data represents the high-temperature distribution for a summer month in a city for some of the last 130 years. Treat the data as a population. Temperature Days 50-59 4 60-69 309 70-79 1428 80-89 1485 90-99 393 100-109 8 According to the empirical rule, 95% of ...
January 27, 2013

MATH
In Marissa's Calculus course, attendance counts for 5% of the grade, quizzes count for 15% of the grade, exams count for 60% of the grade, and the final exam counts for 20% of the grade. Marissa had 100% average for attendance, 93% for quizzes, 82% for exams, and 81% on ...
January 27, 2013

real estate
Mile and Rosalyn borrow $70,000 to purchase a home. If the monthly interest payment is $787.50. What is the rate of interest?
January 21, 2013

math
The awnser is 15 because 72 divided into 3 = 24 and 24 divided into 360 degrees is 15. 15 is the answer.
January 7, 2013

advanced math
find the real solutions. 3+ the square root of (2x+2)=x
December 4, 2012

advanced math
what is line perpendicular to line 5x+y=57 that goes through the point (10,6).
December 3, 2012

advanced math
*the square root of (9x-8)
December 3, 2012

advanced math
find the real solutions. 2+the square of (9x-8)=x
December 3, 2012

advanced math
Math the equation a single logarithm. Express as factors. ln(x/(x-1))+ln((x+1)/(x))-ln(x^2-1)
December 3, 2012

advanced math
Solve the equation. 2log_2(x-5)+log_2(2)=5
December 3, 2012

advanced math
The marginal cost of a product can be thought of as the cost of producing one additional unit of output. For example, if the marginal cost of producing the 50th product is $6.20, it cost $6.20 to increase productionn from 49 to 50 units of output. Suppose the marginal cost C(...
December 3, 2012

math;SOS
solve the logarithmic equation. log(5x+7)=1+log(x-9)
December 2, 2012

Math
Factor the following. 3x^3+49=x^2+147x
December 2, 2012

Advanced Math
find all points having an x-coordinate of 2 whose distance of the point (-1-2)is 5.
December 2, 2012

Advanced Math
Find the real solutions by factoring. 3x^3+16=x^2+48x
November 29, 2012

math
thanx
November 16, 2012

Sociology
By the way it's not my homework. It's just something i need to prepare for my text next week.
October 5, 2012

Sociology
I've no idea of what i should write
October 5, 2012

Sociology
Could someone please help me out! Thank you
October 5, 2012

Sociology
Could someone please help me out! thank you
October 5, 2012

Sociology
Compare and contrast the theories of Daniel Levinson , Irene Frieze, and Esther Sales concerning adult development.
October 5, 2012

Science
Name several aspects of everyday life that will change when our country converts to SI units.
September 17, 2012

math
250
September 15, 2012

math
i am an even number between 10 and 30 .you can add 4 to me and get the sum of 10 and 10 what number am i
September 11, 2012

CHEMISTRY
Assume an organic compound has a partition coefficient between water and diethyl ether equal to 7.33. If there are initially 9.81 grams of the compound dissolved in 100.0 mL of water, how many grams will remain in the aqueous layer after extraction with one 30.0 mL portion of ...
September 9, 2012

CHEMISTRY
Assume an organic compound has a partition coefficient between water and diethyl ether equal to 7.33. If there are initially 9.81 grams of the compound dissolved in 100.0 mL of water, how many grams will remain in the aqueous layer after extraction with one 30.0 mL portion of ...
September 9, 2012

HISTORY
1. The majority of states that did not ratify the Equal Rights Amendment were located in the A. [Southeast] B. Midwest C. West D. Northeast 2. Among instances of corporate malfeasance in the early twenty-first century, the _____ scandal was the most shocking and economically ...
September 3, 2012

HISTORY
ohh! sorry I mean B is not it...
September 3, 2012

HISTORY
A is wrong. I took the test
September 3, 2012

Accounting
lost how do I get an answer
May 31, 2012

math
is that how you estimate the answer?
April 25, 2012

math
First estimate answer then divide to find exact answer. Simplify all answers. 2 2/3 divided by 10 2/3 I don't understand how to estimate the answer.
April 25, 2012

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