Thursday
August 28, 2014

Posts by Anna


Total # Posts: 1,924

Geometry
Explain why you cannot use AAA to prove two triangles congruent.
January 15, 2011

Geometry
Thank You
January 15, 2011

Geometry
If two game boards have the same area, are the game boards congruent? Explain your answer
January 15, 2011

english
What does the dragon in The faerie Queene represent?
January 15, 2011

MAATH
Rearrange the terms of the equations fo form Ax + By = C I really get confused about general form, like how do I do it, I dont understand at all. x+3y = -1 2x+4y-12 = 0
January 13, 2011

History
What is absolution?? In detail Please :)
January 13, 2011

MaTH
Rearrange the terms of the equations fo form Ax + By = C I really get confused about general form, like how do I do it, I dont understand at all. x+3y = -1 2x+4y-12 = 0
January 13, 2011

History
what is the roman civil law and what time period was it in?? and what was protestant ethic and what time period was that in??
January 12, 2011

English
How is the gerund used in this sentence?- His least favorite activity is playing scales
January 12, 2011

special populations
Which has a greater influence on a person’s health: individual choices and actions (micro perspective) or community policies and resource availability (macro perspective)? Discuss three reasons why you selected one over the other.
January 7, 2011

algebra2
determine the domain and range:{(x,y)|y2=5x}
January 6, 2011

Science
Which of the following plants is nonvascular? a. ferns b. mosses c. gymnosperms d. club mosses is "b" correct?
January 6, 2011

Science
Which of the following plants is nonvascular? a. ferns b. mosses c. gymnosperms d. club mosses is "b" correct?
January 6, 2011

Science
Imagine an environment that is very dry and receives a lot of sunlight. Water is found deep below the soil. Which of the four groups of plants could survive in this environment? Explain your answer.
January 6, 2011

Algebra I (Math)
okay theirs 2 parts to this problem: (by the way i already did part 1) 1. construct a table of the areas of triangles all of which have bases 6 in. long,but whose altitude are respectively 2 in.,6in.,10 in.,and 14 in. draw a graph to represent given in this table.(this is ...
January 5, 2011

physics
consider 4 masses mA=1kg, mB=2kg, mC=3kg, mD=4kg, placed at the vertices of a square ABCD of side 4cm. Specify the position of G the center of mass of the system{A,B,C,D}. determine the position of G. Thank you :)
January 3, 2011

math
could you please help me with this problem
January 1, 2011

math
Fadi is in a boat 3 kilometers away from the nearest point A at the sea shore.5kilometers away from A is the home of fadi. knowing that he can row 6km/hr and run 10km/hr.the objective of this exercise is to find the position of point B on the sea shore where fadi should land ...
January 1, 2011

chemistry
A quantity of 0.020 mole of a gas initially at 0.050 L and 20 degrees Celsius undergoes a constant-temperature expansion until its volume is 0.59 L. Calculate the work done (in joules) by the the gas if it expands (b) pressure of 0.20 atm. (C) If gas in (b) is allowed to ...
December 28, 2010

math
Ok thank you so much :)
December 21, 2010

math
Hi, Can someone please help me with my math. The distance between Capeton and Jonesville is 80 miles. Thescale on the map is 0.75in : 10 miles. How far apart are the cities on the map? A. 6in B. 60in C. 600in D. 1067in Thank you :)
December 21, 2010

Math Problem Solving
Oh im sorry i did this problem wrong. Ms.sue did it correct :) Sorry again.
December 21, 2010

Math Problem Solving
6n+8n-2n+3/2 6n+8n=14n-2n=12n+3/2 answer: 12n+3/2
December 21, 2010

chemistry
8. If x grams of S are needed to obtain 0.4 grams of SO3, how many grams of SO2 can be obtained from the same amount of S? (A) 0.32 g (B) 0.62 g (C) 0.40 g (D) 0.16 g (E) Can not be calculated from the given data. I am not sure how to set up this problem. I calculate the ...
December 20, 2010

Psychology
As you enter your Grandma Thorndike's house you ears being to hurt as you notice she is once again playing her favorite "Contry Music" album. You soon get caught up in the christmas festivities...talking with family..eating...and playing psychological trivia. The...
December 19, 2010

Medical Insurance
A hospital received a reimbursement rejection from the fiscal intermediary for two outpatient procedures that were performed the same day. Who generated the rejection?
December 17, 2010

helping abused children
what happens in most cases of sexual abuse a-the abuser is removed immediatley from the home b-the abuser is prosecuted in court c-nothing can be done until evidence is found d-the abuser receive institutuional counseling as a precautionary measure
December 16, 2010

helping abused children
the stubborn child law of 1646 by the state of massachusetts permits parents to do what
December 16, 2010

math
Jim divied -2 by an integer and his result was between -1 and 0 Which integur could have been the divisor
December 16, 2010

math 116
-2[38(-56-50) -2[38-106]
December 16, 2010

Algebra
How do you find the Horizontal Asymptote of y= (x+2)/(x-6)?
December 14, 2010

Geometry
Thank You
December 14, 2010

Geometry
Ya its correct
December 14, 2010

Geometry
The m<A is 10 more than 4 times its supplement. Find the m<A. I dont understand how to solve this problem.. Thank You for your help.
December 14, 2010

AlgebrAlgebra-Mathmate or BobPursley or Reiny
Thank you-I understand what you're saying-I really appreciate the help
December 14, 2010

AlgebrAlgebra-Mathmate or BobPursley or Reiny
I had asked a question earlier and bob pursley nicely answered it but I do have a question concerning it still- perhaps someone could clarify it- f(x) = logx is a logarthmic function. Bob Pursley said it could be because the base is implied but my question is the way it is ...
December 14, 2010

Business Communication
You are a technical writer in a large company who is working on a training manual to help new users learn the company's computer system. Employees will use your manual in training seminars taught by your company's trainers. The manual will also serve as an on-the-job ...
December 14, 2010

Business Communication
I put A as the answer
December 14, 2010

Business Communication
A. decision makers or opinion molders in an organization. B. everyone who receives it. C. individuals with the highest status in an organization. D. people who represent the opinions or attitudes of the majority.
December 14, 2010

Business Communication
The primary audience for your message is made up of
December 14, 2010

Algebra-Mathmate or Reiny or Dr. Bob, please check
Thank you-could you look at my new post-I just needed clarification about f(x) = logx you said this would be true but doesn't it need parentheses or a separation between log and x for this to be correct? Thank you
December 14, 2010

Algebra-Bob Pursley please check-Mathmate or Reiny or Dr. Bob, please check
I just noticed something-I had asked about if f(x) = 1/x is an exponential function and I think you rewrote it as f(x) = x^-1. Therefore, f(x) = 1/x is NOT an exponential function, correct?
December 14, 2010

Algebra-Mathmate or Reiny or Dr. Bob, please check
Thank you for the explanations- I appreciate it
December 14, 2010

Algebra-Bob Pursley orMathmate or Reiny or Dr. Bob, please check
Could one of you please check when you have time. Thank you
December 14, 2010

Algebra-Mathmate or Reiny or Dr. Bob, please check
I have two short questions which I think I know the answer-could you please check? If I write log(b)x - 2log(b)y as a single logarithm it would be log(b) x/y^2, correct? If not please help and Is the function f(x) = 1/x a exponential function -I think it would be because it ...
December 14, 2010

Algebra-Please check
When you have time,Could someone please check this morning the two problems I listed in the first post along with this one The function f(x) = logx is a logarthmic function-I think this is false because it should be written as log(then a number)x, correct Thank you very much
December 14, 2010

Algebra
I have two short questions which I think I know the answer-could you please check? If I write log(b)x - 2log(b)y as a single logarithm it would be log(b) x/y^2, correct? If not please help and Is the function f(x) = 1/x a exponential function -I think it would be because it ...
December 14, 2010

Algebra-Reiny please explain this
Reiny, thank you-I get it now thanks again
December 13, 2010

Algebra-Reiny please explain this
Hi Reiny, I posted this problem earlier and you responded but I don't get the reasoning- The problem was -2log8(x+1) = -8 you said multiply by -2 and then you put log8(x+1)=4(wasn't that dividing by -2) log8(x+1)^2 = 8 (how did you get to the power of 2 and =4 became =...
December 13, 2010

Algebra-Could Mathmate or Reiny or Dr. Bob look at this if you have time
Please give me some direction for the above problem Thank you
December 13, 2010

Algebra
How do I start to solve -2log8(x+1) = -8? I think -2log8(x+1) is log8^(x+1)to the 2nd but then what do I do because then I think I should do log-8/log8 = x+1)^2 but that doesn't work at all Thank you for any help you can give
December 13, 2010

10th grade
Suppose that a kid was casually sledding down a gentle slopping hill going 6 feet per second. Then, he hit a steeper part of the hill and started accelerating at a rate of 1.2 feet/second squared. At the bottom of the steep part of the hill he was going 10.56 feet/second. How ...
December 9, 2010

Calculus
that weird 'e' symbol is supposed to be a theta sign
December 8, 2010

Calculus
A line through the origin, rotates around the origin in such a way that the angle, ¦È, between the line and the positive x-axis changes at the rate of d¦È/dt for time t¡Ý0. Which expression gives the rate at which the slope of the line ...
December 8, 2010

Calculus
If y=xln(x)^2 , then dy/dx=
December 8, 2010

Calculus
If f(x)= sqrt(4sin(x)+2), then f'(0)=
December 8, 2010

physics
A plane designed for vertical takeoff has a mass of 51 kg. Find the net work Wnet as it accelerates upward at 1 m/s2 through a distance of 34 m after starting from rest.
December 8, 2010

Calculus
A rectangle is insribed between the parabolas y=4(x^2) and y=30-x^2. What is the maximum area of the rectangle? Domain: [-3,3] Range:[-2, 40] THANK YOU!
December 7, 2010

Math question
I don't either I got 62.8
December 7, 2010

Calculus
A particle is moving around the unit circle (the circle of radius 1 centered at the origin). At the point (.6 , .8), the particle has horizontal velocity dx/dt=3. What is its vertical velocity dy/dt at that point? I don't know what equation to use or anything for this ...
December 7, 2010

Calculus
If the volume of a cube is increasing at 24 in^3/min and the surface area of the cube is increasing at 12 in^2/min, what is the length of each edge of the cube? I know that dV/dt=24 and ds/ds=12. I also know that Volume=s^3 and Surface Area=6*s^2, but what do I do from there?
December 7, 2010

Calculus
What is the linearization of f(x)=e^x at x=1?
December 7, 2010

statistics
Hello. I recently had this question on my Midterm "Suppose the number of students coming to Thomas’s Monday office hours follows a Poisson distribution with mean 5. Further suppose that 30% of these students wear glasses. What is the probability that for the next ...
December 7, 2010

Anatomy
The gland that helps regulate the endocrine system by secreting stimulating hormones is the____. Thanks for helping!
December 6, 2010

Spanish
Thank you
December 6, 2010

Spanish
Voy a la piscina means I'm going to the pool, correct? Would I say I'm going to the mail as Voy al correo. How do I say I need to send a card? Thank you
December 6, 2010

physics
A stone is thrown vertically upward. On its way up it passes point A with speed v, and point B, 6.2 m higher than A, with speed v/2. Calculate the maximum height reached by the stone above point B.
December 5, 2010

Physics
A colony of troglodytes has been in a lengthy feud with its neighbors on the adjacent cliff. Colony A finally develops an important military breakthrough: it rolls bombs off its cliff at known rates of speed, thus gaining pinpoint accuracy in its attacks. The acceleration of ...
December 3, 2010

Physics
A plane drops a hamper of medical supplies from a height of 3410 m during a practice run over the ocean. The plane's horizontal velocity was 121 m/s at the instant the hamper was dropped. What is the magnitude of the overall velocity of the hamper at the instant it strikes...
December 3, 2010

math
Your brother traveled 117 miles in 2.25 hours to come home for Christmas. What's the average speed that he was traveling?
December 1, 2010

Spanish
How would I say "He looks at art." Thank you
November 30, 2010

chemistry
Which of the following acids has the weakest conjugate base? a....4.2E-09 b...9.2E-03 c....6.3E-06 d....1.2E-01
November 30, 2010

chemistry
what is teh equilibrium concentration of acetate ion if the equilibrium concentration of acetic acid is .40 M, the pH is 3.85, and Ka is 1.8E-05?
November 30, 2010

chemistry
which of the following salts do you expect to have the lowest water solubility? a...SrF2 b...Rb2O c...Ga2O3 d...CsNO3 All the numbers are subscripts
November 30, 2010

chemistry
to find the molarity of an aqueous solution of an ionic solid what do you need to know? a... mass of solid, formula of solid, volume of water b...moles of solid, formula of solid, volume of water c....mass of solid, formula of solid, volume of solution d....moles of solid, ...
November 30, 2010

chemistry
is a negative Kc possible. Also, is a negative Ka possible?
November 30, 2010

chemistry
what is the pH of an .200 M aqueous solution of NaOH?
November 30, 2010

Chemistry
Umm, I don't understand, how do I found out what the limiting reagent is?
November 29, 2010

Chemistry
8.40 grams of Hydrogen gas reacts with 48.2 grams of Oxygen gas. Give the mass of the water vapor produced and the mass of the excess reactant left over. Can somebody please explain stoichiometry to me? I've failed the test and the retest. I'm usually able to balance ...
November 29, 2010

History
How did the shortage of good farmland contribute to the desire for federal union (Confederation)
November 26, 2010

History
What areas of British North America seemed most vulnerable to American expansion? How did the shortage of good farmland contribute to the desire for federal union (Confederation?)
November 26, 2010

helping abused children
what is the best statement about children who are abused
November 25, 2010

physics
thank you!
November 18, 2010

physics
Two masses are connected by a string. Mass A is on a flat roof and mass B is hanging over the edge of the roof. The mass on the roof is 15 kg and the hanging mass is 5 kg. The edge of the roof is 100 m above the ground. The two masses are initially at rest with the hanging ...
November 18, 2010

math cal
A plane flying horizontally at an altitude of 3 mi and a speed of 480 mi/h passes directly over a radar station. Find the rate at which the distance from the plane to the station is increasing when it is 6 mi away from the station. (Round to the nearest whole number.)
November 17, 2010

physics
if you were stationary in space at the same distance from the sun as the eath is, how much force would the sun be exerting on you? what would be your acceleration towrd the sun? what would be the sun's acceleration toward you? okay so im a little confused where to go with ...
November 14, 2010

chemistry
If I make an ice pack with 750 mL of water, what mass of ammonium chloride must I include to get the temperature to drop from 20 degrees celsius to 5 degrees celsius. The heat of solution of the water and ammonium chloride is 14.8 kJ/mole.
November 14, 2010

Chemistry
Calculate the velocities of electrons with de Broglie wavelengths of 1.7 102 nm and 5.0 nm, respectively.
November 13, 2010

chemistry
i think its fluorine but im not sure if its right but i do believe that it is not right
November 9, 2010

chemistry
Which halogen can form only one oxidation state other than zero?
November 9, 2010

science/math
One multicellular organism is a cube. Each of its sides is 3cm long. Each of its cells is 1cm to the third power.How many cells does it have? If each side doubles in length,how many cells will it then have?
November 9, 2010

com156
• Write two paragraphs explaining the changes that you would make to revise the paper. The minimum word count for these two paragraphs is 400 words.
November 9, 2010

Physics
a. you do v^2 = vi^2 = 2aD then u do V= vi + at to get time as 20.3 b. D= Vox*T (415.7)(20.3) = 8440m c.430m/s at 14.8* downward
November 7, 2010

Physics
a rifle is fried from the top of a building 220 meters high with an initial velocity of 425 m/s at an angle of 12.0 degrees above the horizontal. a. how long will it take for the bullet to reach the ground? b. how far from the base of the building will the bullet strike the ...
November 7, 2010

cal
never mind i think i got the answer..thanks any way:)
November 7, 2010

cal
((4)/(3)x)*(sqrt(3-x)) i'm not sure how to find the derivative I know that I have to use chain rule so would it be 4/3(sqrt(3-x)+((4/3)x)((1/(3-x)^-.5) If this is right can someone help me simplify it
November 7, 2010

math
solve for x 2(e^-7x)=5
November 7, 2010

English
What are some differences between Beowulf and Wanderer?
November 7, 2010

English
Is there any basic format for a graphic organizer?
November 7, 2010

english
I really don't understand how to scan a poem for iambic pentameter. Help!!
November 7, 2010

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