
Math 2 questions
I need help with 2 questions so that I could do my other ones myself so can someone please do these 2 questions so i get an example how to do them, thanks. 1. Lauren works for a bookstore. One of the stores suppliers has a promotion in which any in stock
asked by Anonymous on May 23, 2013 
Math/Algebra
On Dolphin Beach, the high tide is 2.2 meters and only occurs at 12 a.m. and 12 p.m. The low tide is 1 meter and only occurs at 6 a.m. and 6 p.m. Which function models the height of the tide t hours after 12 a.m.? a. h(t)=0.6cos(πt/6)+1.6* b.
asked by Jessica on April 8, 2018 
Math
What is the unknown digit that will make this problem true 3.59>3.5
asked by Rachel on October 18, 2018 
math
the problem is 12 _ 2 _ 4 _ 3 =6 we have to use +, , x, /, parentheses and use the exponents 2 or 3 once to make this true Help
asked by Lynn on September 23, 2008 
overview of teaching techniques
how should students be grouped to best encourage learning? (a)according to same abilities (b)according to same attitudes (c)according to same interests (d)according to a common task (my answer) which of the following types of questions are unfortunately
asked by susue on August 25, 2011 
anatomy physiology/check please
Muscular dysgenesis or dysgeny is a lethal, recessive, genetic disease of mice that is caused by a mutation in the mdg gene. Skeletal muscles from dysgenic mice are paralyzed and the animals die shortly after birth. You are a research scientist interested
asked by joseph on April 4, 2013 
statistics
A student takes a 20question, true/false exam and guessed on each question. Find the probability of passing if the lowest passing grade is 15 correct out of 20.
asked by Lori on September 26, 2010 
trig
This identity means that translating a basic sine graph 3π/2 units to the right produces a basic cosine graph. True or False? sin(X(3(pi)/2)) = cosX
asked by Matt on September 13, 2013 
Interpersonal communication
In interpersonal communication, when two people are talking face to face, the channel is the air (or auditory channel) around them that carries the message. (Points : 1) True False
asked by Christopher on August 14, 2015 
English
When a the subject of sentence has 2 or more nouns or pronouns connected by “or” or “nor,” the verb must agree with the noun or pronoun that appears closest to the verb in the sentence. Would this be true or false?
asked by Diane on June 3, 2011 
maths
Given is a quadrilateral ABCD,diagonals AC and BDare such that AO=BO=CO=DO=3cm,where Ois point of intersection of AC and BD then quadrilateral ABCD is a rectangle State true or false with reason
asked by faizel on January 6, 2013 
math
Hi, I had a question about exponential functions. If f(x)=ab to the x power, were a does not equal zero, b is greater than 0 and b does not equal one. Therefore if b=1/2, then the graph of the function never crosses the yaxis. What is the answer to this
asked by Arianna on February 27, 2008 
Economics
Budget deficit is the amount of money the government borrows for one budget (1 year) and national debt is the sum of all government borrowing. A. True**** B. False
asked by Nirvana ^_^))) on February 12, 2016 
Math
To obtain the graph of y=3sqrt(x+1) from the basic graph y=sqrt(x) the transformations are first a stretch vertically by 3, then a reflection vertically, followed by a shift left of one...true or false?
asked by Kathy on August 5, 2011 
jill
***Solve exercise using present value principal 1500 term of invesment(%) 4.5 Interest compounded  monthly present value ? Compound interest ? ** the problem is asking for me to find the present value & compound value!!
asked by math HELP!! please on June 2, 2014 
Finance
I have a number of questions for a finance assignment that is meant as a review for our final. However my final is being written earlier than the rest of the class so the answers aren't up yet. I was hoping someone could answer two or three of the
asked by Brian on April 20, 2010 
Calculus check and help
Let f and g be the functions given by f(x)=1+sin(2x) and g(x)=e^(x/2). Let R be the shaded region in the first quadrant enclosed by the graphs of f and g. A. Find the the area of R. B. Find the value of z so that x=z cuts the solid R into two parts with
asked by Anonymous on April 20, 2015 
Chemistry
True or False? 1) Do Nuclear changes generally absorb more energy than chemical changes. 2) In Exothermic reactions, the reactants have more kinetic energy than the products. 3) If one molecule is involved the rate determining step is called first order.
asked by Christian on July 24, 2010 
Science
The warmest temperature occurs at _______ and why does the warmest daily temperature occur in midtolate afternoon rather than at the time if the highest sun angle? The coolest temperature of the day occurs at sunrise. Why?
asked by Cathy on February 23, 2009 
Chem
The following equations represent spontaneous reactions. From this evidence, set up a table of relative strengths of oxidizing and reducing agents. Write halfreaction equations and label the strongest oxidizing agent and reducing agent. Co + Pd2+ >
asked by Alex on February 27, 2008 
Prob and Stats
For questions 1 5 use confidence intervals to test the hypothesis. 1) A light bulb producing company states that its lights will last an average of 1200 hours with a standard deviation of 200 hours. A sample of 100 light bulbs from the company were tested
asked by Rain on May 21, 2015 
Math
True or false, A solution of a system of linear equations is an ordered pair that satisfies one of the equations in the system?
asked by Megan Ruff on March 2, 2011 
Math
Mr.Jensen is buying 2 dozen donuts for $10.98. True or False. The expression 8.5 x 2/10.98 could be used to represent the cost of 8.5 dozen donuts.
asked by Ashley on February 17, 2011 
prealgerabra
If dexters room is 10 wide and 12'6" long and in his drawing is 4 wide is it true or false if I doulbe the quantity I doulbe the other?
asked by rose on January 27, 2017 
science
True or False: If you rub a balloon across your shirt several times on a dry day, the balloon will stick to your shirt.
asked by Kyle on November 17, 2018 
Math
True or False. If possible kindly explain why so that I can understand it. Thanks much. 1. f(x) = 1^x is not an exponential function. 2. Every exponential function is strictly increasing.
asked by Millie on February 5, 2015 
computer science
In form view you can view a forms records but cannot change the layout or design of the form true or false
asked by Anonymous on September 27, 2013 
Physics
Center of mass of a body coincides with its center of gravity irrespective of its mass and size 1. True 2.False
asked by SAGAR on July 21, 2016 
Physics
True/false. Light reflected from a glass surface is polarized along the plane perpendicular to the glass surface
asked by Tiffany on December 16, 2009 
chemistry
Given the chemcal equation:2 Ca+O2>2 CaO,if 2 moles of CaO are formed in this reaction,then 2 moles of O2 must have reacted. True or False?
asked by Kimberly on April 15, 2013 
chemistry
Given the chemcal equation:2 Ca+O2>2 CaO,if 2 moles of CaO are formed in this reaction,then 2 moles of O2 must have reacted. True or False?
asked by Kimberly on April 15, 2013 
chemistry
true or false: when water which is used to dissolve glucose is heated from 25 degrees to 80 degrees the solubility of the glucose is increased.
asked by tonya on August 4, 2010 
chemistry
Given the chemcal equation:2 Ca+O2>2 CaO,if 2 moles of CaO are formed in this reaction,then 2 moles of O2 must have reacted. True or False?
asked by Kimberly on April 15, 2013 
Algebra
I don't get how you would know which way to shade the inequality when it's true or false. For example the inequality 2x+3y> 12 When I solve it it's y>2/3x+4 But when I graph the line how would I know which side to shade?
asked by Emma on December 12, 2012 
Animal Farm (civics)
True o False Both times that the windmill was destroyed was actually because of an earthquake. i known 1 time was caused by an earthquake by i forgot the other time
asked by Anonymous on October 30, 2013 
geometry
if a scale factor of four is used, the points in the image will be eight times as far from the origin as at he preimage points true or false
asked by Barb on June 28, 2013 
Grammar
When a sentence has a prepositional phrase, it is best to ignore the prepositional phrase when determining what the subject is. A) True B) False Answer is B
asked by Marie on November 28, 2012 
chemistry
Given the chemcal equation:2 Ca+O2>2 CaO,if 2 moles of CaO are formed in this reaction,then 2 moles of O2 must have reacted. True or False?
asked by Kimberly on April 15, 2013 
Statistics
True or False If a sample of at least 30 scores is randomly selected from a normal population, the sample mean will be equal to the population mean.
asked by Lyndyc on December 10, 2013 
C++
True or false: A function call statement transfers control of the program to the last statement in the body of a function.
asked by Bob on November 8, 2013 
Language
Which sentence is written correctly? Joe Torres my brother's friend had a meeting, with the principal. Joe Torres my brother's friend, had a meeting, with the principal Joe Torres, my brother's friend had a meeting with the principal. This One Joe Torres,
asked by TheVroomin on February 3, 2018 
Cultural Anthropology 101
Theocracies are: (Points : 1) 9A)****determined by the religious beliefs of the society. based on the accumulation of wealth by individuals. a group of elected officials. are sanctioned by Big Men. 2. Chiefs within chiefdoms generally gained their
asked by mandy on December 16, 2012 
chemistry
It is observed that when solid copper is added to a solution containing gold ions, the copper dissolves and the gold precipitates. Similarly, almost every other metal will displace gold from solutions of gold salts. a. Do these results mean that the gold
asked by Anonymous on October 30, 2013 
Introduction to Business Environment Chapter 2
The world's population is growing more slowly than expected, and there are some industrial countries in which growth might be so slow that there will be too many old people and too few young people to support them. (Points : 1) True False 2. In a free
asked by David on March 10, 2013 
early childhood
Can someone please help me with this? I think I have the right answerjust need verification. Which statement most accurately describes "normal" growth and development of the preschool child? 1.It occurs at a uniform rate for all chidren. 2.It is a
asked by Bethany on April 12, 2007 
Bayes' Theorem
I tried the problem and my answers are still coming up wrong?. You can compare to mine to see where you (or I) went wrong. I'm a little rusty on Virus infects one in every 200 people. A test used to detect the virus in a person is positive 90% of the time
asked by MILLY on December 18, 2016 
Church
What does Salvation mean? from http://www.answers.com/salvation sal·va·tion (sălvā'shən) n. Preservation or deliverance from destruction, difficulty, or evil. A source, means, or cause of such preservation or deliverance. Christianity. Deliverance
asked by Bryan on February 26, 2007 
social.s
Cuba =Fell to communist in April 1974 China =Union of Soviet Socialist Republics IS THIS TRUE AND IM GOING TO HAVE A LOT OF QUESTIONS
asked by Prarthana on December 6, 2017 
Math
draw the following parabola: a. principal axis parallel to x; LR=1; passing through (3,1) and (5,5); opens to the right. b. principal axis parallel to x; passing through (0,4), (0,1) and (6,7)
asked by Tsunayoshi on August 13, 2014 
Chemistry
Hello, please could someone help? Will calcium chloride (CaCl) granules be a suitable drying agent for drying hydrogen selenide (H2Se) gas? Or, will the calcium chloride granules also absorb the H2 from the H2Se? Thank you. Calcium chloride is CaCl2. It is
asked by Junior on January 30, 2007 
ACC 205
The cash balance in a company's general ledger and the bank's balance on the bank statement will generally be different because of the time lag in recording transactions. True or False
asked by kim on June 2, 2012 
Grammar
When a the subject of sentence has 2 or more nouns or pronouns connected by “or” or “nor,” the verb must agree with the noun or pronoun that appears closest to the verb in the sentence. A) True B) False I answered A
asked by Marie on November 28, 2012 
accounting
True or false ? The columns of the employee earnings record consist of the amount columns in a payroll register and accumulated earnings column? Can you help me answer this question ? thank you.
asked by mike on March 16, 2011 
HISTORY
True False Following the conclusion of the war, Lincoln’s second term in office was much more peaceful. Not sure about this question, because Lincoln talked about peace in his speech but his term was so short because he was shot.
asked by Anonymous on December 5, 2014 
Chemistry
is this true or false? 5) Density has units of grams per cubic centimeter. It may have units of g/cc. But the unit used is strictly up to the individual calculating. It may be in kg/cubic meter or any of a number of other conversions.
asked by Bryan on February 1, 2007 
Science, Chemistry
A 1050.0 mL solution of NaOH is neutralized by 0.25 L of 2.00M Nitric Acid using Bromothymol Blue as an indicator. The concentration of the NaOH solution is 0.48M. True or False
asked by Anonymous on January 10, 2017 
physics
true or false . refraction always involves a change in the speed and direction of a wave wat is required in order for diffraction to occur? wat causes wave interference?
asked by ana on April 6, 2012 
Science
A new plant, growing from a single leaf, is an example of sexual reproduction. True or False? Thanks. Sexual reproduction involves two sexes. Does that answer your question? I hope this helps. Thanks for asking.
asked by Marry on May 18, 2007 
Biostats
I am having problems in this course with following the professor. Can anyone help me with this problem Thanks need to calculate 99% CI for true mean with the following data: n=100, mean is 126 with sample variance of 402. I have to know the answer,
asked by Grace on June 8, 2007 
business law
Could someone please check what work I do have and answer the ones I don't have Thank you to the ones I have Answered The letter is next to the question #119 BUS—Business Law 1. Which of the following statements is true? B a. In the criminal law system,
asked by Trying on June 19, 2009 
Psy 230
The text for this class is strange to read and about clear as mud. The question that I am needing help with is this one: Rotter's sociallearning theory state that over time, a behavior and a reinforcer (a consequence) become so closely associated that a
asked by Marie on October 21, 2012 
Psy 230
The text for this class is strange to read and about clear as mud. The question that I am needing help with is this one: Rotter's sociallearning theory state that over time, a behavior and a reinforcer (a consequence) become so closely associated that a
asked by Marie on October 22, 2012 
SPANISH
TRUE OR FALSE In soap operas, the situations and manner of speaking are usually exaggerated. "En todas las telenovelas, tanto en ingles como en espanol, la manera de hablar es exagerada porque se trata de situactiones exageradas." i don't understand what
asked by y912f on May 10, 2009 
Env Science
Discuss the importance of each step in the scientific method. Why do you think scientists utilize this type of experimentation and reasoning? This is my answer but I am not sure if it is what my instructor is looking for. Ask a question: The scientific
asked by Anonymous on July 9, 2007 
Physics
I've looked at other questions posted like this and can't understand the problem or any of the answers. Could someone please show how to find for Cliff and Will? Cliff and Will are carrying a uniform 2.0m board of mass 75kg. Will is supporting the board at
asked by Katie on July 3, 2016 
French
I am not sure that I have the correct answers to these questions, I have been looking at this for ages. I have typed the paragraph and will put the questions underneath (I have done some of the other questions myself but these two I am struggling with)
asked by Nix66 on September 14, 2014 
Statistics
A multiple choice test has 24 questions each having 4 possible answers. If you guess each answer, find the probability of getting Between 9 and 15 correct
asked by Kalee on April 27, 2015 
chemistry
complete the following questions. Express all answers in scientific notation. i) 24.67 – 9.42 + 0.2 ii) 6340 * 5348 / 2345 iii) 5.35 x 103 M x 69 mL
asked by Vana on September 23, 2008 
A Peculiar Question
Must I doublespaced when I am merely typing answers to questions found, or located, in my textbook? Also, must I replicate a particular format?
asked by Anonymous on November 6, 2013 
math
identify the choice that best completes the statement or answers the question. For questions 13, what is the solution of the systems? Use subsitution. 1. y = x + 6 y = 2x
asked by liv on May 7, 2018 
Calculus
How do I answer these questions. Please show work. The answers are through the link as a png image. THanks! h t t p : //goo.gl/NNf9A
asked by Madeline on February 8, 2013 
11th grade
Can some one help me and give me the answers for the questions in the book hornbill of the lesson discovering tut: the saga continues?
asked by hasna on August 6, 2009 
Fallacies
Need help with two questions..#8 is throwing me off, (false dilemma or begging the question)?? I chose false dilemma) is this correct? 8. From a letter to the editor: “The counties of Michigan clearly need the ability to raise additional sources of
asked by help me STAT on November 25, 2009 
statistics
1) One hundred clients of a registered tax agent fall into the categories of personal (25 male, 30 female), corporate (10 male, 15 female) and small business (8 male, 12 female). The agent selects one of the clients at random to begin work. Find the
asked by purna on August 13, 2014 
Science
1. The ? is the part of an experiment that is not being tested and is used for comparison. (7 words) 2. The ? describes the steps you use during an experiment. (9 words) 3. After an experiment, scientists write a ? which summarizes their experiment and
asked by Happyface on August 27, 2008 
Trig
The problem is: an airplane is flying in the direction 120 degrees with an airspeed of 320 mph, and a 35 mph wind is blowing in the direction 60 degrees. The question ask to find the true course and the ground speed. To solve the problem I have done this:
asked by Morgan on June 3, 2014 
Acc220
When reviewing a financial report, why should information be reliable, relevant, consistent and comparible?
asked by Cricket on January 5, 2010 
Government
What is the difference between a republic and democracy government? Democracy: http://www.answers.com/democracy Republic: http://www.answers.com/republic =) Thanks! What would the educational system be like in these ypes of governments? How would the
asked by Tracy on April 30, 2007 
French, foreign languages
I need help completing an assignment that includes completing sentences from a reading. T The questions have my answers within them to complete the sentence. Once you have read the the questions with my answers within the questions and you see something
asked by Alex on June 13, 2015 
Statistics
A certain disease occurs in 4% of the population. A blood test for this disease shows a false positive 12% of the time. That means a test will show positive given that the person does not have the disease. What is the probability that a person tests
asked by Ashley on May 25, 2016 
Chemistry
You observe that when copper is added to a soltion containing gold ions, the copper dissolves and the gold precipitates. Similarly, almost every other metal will displace gold from solutions of gold salts. a) Do these observations mean that gold ion is a
asked by Dani on October 21, 2011 
Statistics
A statistical test is performed, and its Pvalue turns out to be about 3%. Which of the following must be true? Pick all that are correct. The null hypothesis is true. There is about a 3% chance that the null hypothesis is true. The alternative hypothesis
asked by Audrey on August 4, 2013 
Chemistry
What is the unit m^1? The question I'm working on says "an electron in the hydrogen atom makes a transition from an energy state of principal quantum number nt to n=1. If the photon emitted has a wavelength of 95 nm, what is the value of nt? I was trying
asked by Quinn on November 18, 2015 
social studies
" The Supreme Court has to censor and limit our first amendment rights."  determine whether the statement above is true or false.  pick one side of the argument  use cases and precedents as examples  have a thesis statement  have a concluding
asked by Reya on April 24, 2012 
pharcalc
Can you give me one problem about pediatric dosing with many questions.
asked by anon on March 13, 2012 
HCS/335
True or false: The relationship between law and ethics dictates that anything lawful is ethical and anything ethical is legal. What is the rationale behind your answer? How do different approaches to ethics affect interpersonal relationships?
asked by Samiuela on February 4, 2011 
physics
true or false a small plastic ball has an excess negative charge on it. if a magnet is placed close to this ball, it will either attract or repel the ball, depending upon which pole is closer to the ball.
asked by fatih on March 9, 2012 
Management
If time is running out to finish the operationalplanning process before the start of the new fiscal year, it should be cut short with the resolve to start earlier the next year. true or false?
asked by John on October 9, 2016 
economics
True or False 1.Total output may continue to rise even though the marginal physical product (MPP) is decreasing Think about it, then take a shot. Hint: while MPP is decreasing, can it sign still be positive?
asked by Kayla on March 25, 2007 
Astronomy
Sometimes a crater from the Noachian period can be found inside of a crater from the Amazonian period. Probably true Maybe Probably false.
asked by qwerty on April 21, 2014 
Physics
As the frequency of sound waves increases, the wavelength of the sound waves decreases true or false?
asked by taylor on December 10, 2007 
Business Statistics
The standard deviation of all possible sample proportions increases as the sample size increases  TRUE OR FALSE
asked by CS on July 11, 2011 
statistics
True or False For any normal distribution, the proportion corresponding to scores greater than z = +1.00 is exactly equal to the proportion corresponding to scores less than z = 1.00.
asked by Lyndyc on January 6, 2014 
Science
True or False. Winds usually move from areas of low pressure to areas of high pressure.
asked by Idk. on May 12, 2015 
science
true or false: ecosystems with a lot of water support fewer organisms than ecosystems with little water?
asked by Bibi 17 on March 1, 2009 
Geometry
Let p represent a true statement, while q and r represent false statements. Find the truth value of the compound statement. ~[(~q V p)^ ~r] this is the ?
asked by yolanda on August 22, 2011 
geometry
let p represent a true statement, while q and r represent false statements, find the truth value of the compound statement ~[(p^q)^r]
asked by angela on May 30, 2012 
math
Form a disjunction from the following two statements and determine if the disjunction is true or false. Two is an even number. Two is a prime number.
asked by Meg on November 23, 2009 
Mathgeometry
Let p represent a true statement, while q and r represent false statements. Find the truth value of the compound statement. ~[(~p ^ q) ^ r]
asked by Jen on July 12, 2011 
Algebra
True or False. If a line L1 has equation y = mx + b, where m and b are constants with m ‚ 0,then an equation of a line L2 perpendicular to L1 has the form , where C is a constant. L2: y= 1x +C
asked by Mary on August 5, 2015