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Posts by amber

Total # Posts: 1,694

Math
Jimmy opens a savings account with a $200 deposit at the beginning of the month. The account earns 4.6% annual interest compounded monthly. At the beginning of each subsequent month, Jimmy deposits an additional $200. How much will the account be worth at the end of 12 years?

math
An elementary school is offering 3 language classes: one in Spanish, one in French, and one in German. These classes are open to any of the 93 students in the school. There are 35 in the Spanish class, 31 in the French class, and 22 in the German class. There are 12 students ...

Math
Each student receives the same number of pencils and the same number of notebooks. This year she gave out 96 pencils and 72 notebooks. Which is the greatest number of students that can be in Ms. Thomas’s class this year?

Calc answer check
True or false If y =ax+b then DeltaY/DeltaX = dy/dx If Y= x+c then dy = dx If you can measure the length and width of a rectangle correct within .1 cm, then the calculated area will be correct within .1 cm as well. I have True for the first 2 and false for the last one.

Math Help!
Help me please. Not sure how to solve this. Can someone show me how to do it step by step. -2/5x-9<9/10

Math
In ΔABC, A=75 degrees and b=6. Giving your answer in interval notation, find the range of values of a such that: only one triangle is possible. two different triangles are possible. Please explain or show work!

Math
Henry walks out of his hall and proceeds to walk 160 feet due north. He then turns left (west) and walks 150 more feet. Finally, he turns 65 degrees left and walks 280 feet. How many feet is Henry from his starting point?

social studiess
26 is B

chemistry
Calculate the solubility of in water at a partial pressure of of 140. torr at 25°C. The Henry's law constant for is for Henry's law in the form C = kP, where C is the gas concentration (mol/L).

chemistry
What mass of glycerin (), a nonelectrolyte, must be dissolved in 200.0 g water to give a solution with a freezing point of –0.900°C?

Math
Match the inequality to its graph. Graph A. less than or equal to -1 Graph B. less than 3 Graph C. less than 1 Graph D. less than or equal to -3 7. 4y + 3 *less than or equal to* y+6 8. -2y > 2 9. y over 3 < -1 10. 3y *less than or equal to* 2y +3 Not sure? Help

Music
A triad that contains the notes A and C could also contain which of the following notes? F B E F or E

Social studies
What fundamental problem did noah Webster see in the Articles of Confederation? > that states would always work in their own self-interest even if it meant harm to the nation as whole > that the central covernment would always favor large states over the smaller states ...

ALGEBRA
Alewuya needs to mix a 20% acid solution with a 40% acid solution to create 100 millileters of a 24% solution. How many millileters of each solution must Alewuya use?

Math
i need your help becuase i don't get this and this is for homework i don't get

Math
What number am I 14 hundreds 5 thousands 8 tens

math
Dillan has a new cd with 6 songs on it. He puts it on random play. How many ways can the songs play ?

Biology
Which of the following properties of water would be most important in protecting a fish in a shallow pond on a hot summer day? A. the low density of water in the solid phase B. water's strong forces of adhesion C. the high specific heat of water D. water's solvent ...

Biology
1. Which of the following is not a characteristic of life? A. maintains homeostasis *** B. composed of cells C. composed of atoms D. carries out metabolism 2. Which of the following must be true to consider something to be alive? A. It must be able to replicate its DNA. B. It ...

Science
Which of the following is not a characteristic of life? A. maintains homeostasis B. composed of cells C. composed of atoms D. carries out metabolism C? Is that correct

Litature
The novel To Kill a Mockingbird features a main character named Scout. Scout is also the voice that tells the story. What point of view is used in the novel? A. first person B. third-person limited <--- C. third-person omniscient Is this correct

Science
Thanks

Science
Which of the following is true? Mark all that apply. A. a hypothesis can be proved incorrect through experiment B. conclusions cannot disprove a hypothesis C. conclusions are made based on the analysis of data D. opinion is used to analyze data Is it A and C?

Science
Thank you

Science
Which of the following are examples of science? Mark all that apply. A. a journalist writes a story about a man who became rich by buying stock on Tuesdays B.a woman chooses an item to purchase based on its packaging C. a farmer consults a weather almanac to decide the best ...

Pre-Cal (Help Please!!!!)
[Note: i need help really badly. I only have 2 hours left] Find all solutions of the following equations. Be sure to check for extraneous solutions. show work 1). 3cosθtan^(2)θ-cosθ=0 2). tan (3θ)+1=0

Pre-Cal
It says that i have to show work for each part. If any need my email so they can show me steps from a pic from their phone, It would really be appreciated

Pre-Cal
[Note: This one... is super hard for me :( I really need help. please. I only have 2 hours left and I have no idea what I'm doing!! Suppose that cosx= -3/5 and x is in the third quadrant, and that siny= 2/9 and y is in the second quadrant. Find the exact values 1). sinx 2...

Pre-Cal
[Note: I'm still having issues with identities with regard to trig] Verify the Trig. identities: (a). cot(x+y)=(cotxcoty-1)/(cotx+coty) (b). sin0(cot0+tan0)=sec0 [Note: 0=theta symbol]

Pre-Cal
Thank you so much!

Pre-Cal
[Note: i did these wrong apparently.. :( ] Simplify the trigonometry expressions as much as possible. (a). tan^(2)xsecx+secx (b).(csct-sint)/(csct)

Pre-Cal:(Cont.)
Thank you so much for your help!!! You're so awesome!!! :D

Pre-Cal:(Cont.)
[Note: I've tried this problem 4 times already and still have it wrong. I know the steps to doing it but for some reason its wrong. an someone please help me get these answers for (b).] An equation is given. (Enter your answers as a comma-separated list. Round terms to ...

Pre-Cal
An equation is given. (Enter your answers as a comma-separated list. Round terms to three decimal places where appropriate. If there is no solution, enter NO SOLUTION.) 2 cos 2θ − 1 = 0 a). Find all solutions of the equations answer--> θ= (π+6nπ)/6...

Pre-Cal (Help Plz!)
Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to three decimal places where appropriate. If there is no solution, enter NO SOLUTION.) (tan^2θ-9)(2cosθ+1)=0 θ=__________________ I got 2π/3+2πn...

Pre-Cal
Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to two decimal places where appropriate.) cos θ = −1/2 1).θ= Answer-->(2π/3)+2πn, 4π/3+2πn 2). List six specific solutions a). b). ...

Pre-Cal
Find sin x/2, cos x/2, and tan x/2 from the given information. [1]. sin x = 5/13, 0° < x < 90° 1). sin x/2 =________. 2). cos x/2 =________. 3). tan x/2 =________. [Note: Plz help with these 3]

Pre-Cal
Find sin 2x, cos 2x, and tan 2x from the given information. [1]. sin x = 8/17, x in Quadrant I 1). sin 2x =________. 2). cos 2x =________. 3). tan 2x =________. [2]. sin x = -5/13, x in Quadrant III 1). sin 2x =________. 2). cos 2x =________. 3). tan 2x =________. [Note: I'...

Pre-Cal
Use an Addition or Subtraction Formula to write the expression as a trigonometric function of one number. (tan(74°)-tan(14°))/(1+tan(74°)tan(14°)) =__________ Find it's exact value (not decimal form) =__________ Note: A similar question(but with different ...

Pre-Cal
Write the trigonometric expression in terms of sine and cosine, and then simplify. 1). (csc θ − sin θ)/(cos θ) ____________. 2). Simplify the trigonometric expression. (cos u + 1)/(sin u) + (sin u)/(1 + cos u) ______________.

Pre-Cal
When you say "then 1/cos answer" are you saying 1/cos is the answer or is it just adjacent to the rest I'm confused

Pre-Cal
Write the trigonometric expression in terms of sine and cosine, and then simplify. tan u sin u + cos u _____________.

Sociology
What are the major differences between a functionalist or a conflict theorist when it comes to social class inequality?

Math: PreCal
Consider the function f(x)=-5cos((2/3)x-(pi/6)) a). Is there a reflection? Does the graph start at a maximum, a minimum, or an x-intercept? For Amplitude I got 5 For Period I got 3pi And for Phase shift I got 3pi/12 or => pi/4

science
A bicycle tire is filled with air pressure of 6 atm at a temperature 20 Degrees Celsius. Riding the bicycle on asphalt on a hot day at a temperature 42 degrees Celsius makes the volume of the tire increase by 2%. What is the new pressure in the bicycle tire?

physics
A rectilinear homogeneous conductor OA of mass 12 g and of length 36cm hangs freely from its upper end O while its lower end A slightly touches the surface of the mercury. Terminals C and D are connected to a generator which supplies a current 7.4A. A horizontal magnetic field...

Math
An initial investment in an account in which interest is compounded repeatedly is $813. If the time doubles the amount in 9 1/4 years, what's the annual rate going to end up being?

Physics
A hoop of radius 1.4 m and mass 11.5 kg has a small ball stuck to its inside surface. The ball has a radius of one quarter that of the hoop, and twice the hoop’s mass. The hoop may roll freely, without slipping. Similarly, the ball may roll along the inside of the hoop ...

Physics
In order to construct a fort in your backyard, it is critical that you calculate location of the centre of mass of three sticks in particular, each of which is identical with mass 2.5 kg. The first stick is located on the x-axis and is placed from x = 0 to x = 1.3 m. The ...

Physics
Calculate the distance, in m, of the centre of mass of the Earth-Moon system from the centre of the Earth. Note: the mass of the Moon is 7.35x10 22kg, the mass of the Earth is 5.98x10 24kg, and their separation is 3.85x10 8m.

Math
Can u explain the question to me Ms. Sue?

Math
I do not get what you are saying.

Math
Madison has 48 ft of fence with which to fence in a rectangular garden. What is the maximum area she can enclose?

Chem
When 3.00 g of butane, C4H10, are combusted in a calorimeter containing 800. g of water, the temperature of the water changes by 44.4 °C. What is the heat of combustion of butane in kilojoules per mole? The molar mass of butane is 58.123 g/mol. The specific heat of water ...

Math
)ne canned juice drink is 25​% orange​ juice; another is 55​% orange juice. How many liters of each should be mixed together in order to get 20L that is 21​% orange​ juice?

Social Studies
Which of the following are educational improvements made in Georgia after World War II? Link please.

Social Studies
Which of the following industries is not a current leading contributor to the economy of mordern Georgia? agriculture manufacturing tourism retail A?

Math
4^4x4^6 A.4^2 B.4^6 C.4^10 D.4^24 Help?

Math Help!
Simplify the expression 7^9/7^3 A. 7^3 B. 7^6 C. 7^12 D. 1^6 Help?

Math Help!
Thanks Reiny for your help :)

Math Help!
For number 1 I'll go with b because it has to be one of them..on 2 I would go with D?

Math Help!
Multiply the following polynomials 1. 2a(a^2+4^a) A. 2a^2+6a^2 B. 2a^3+8a^2 C. 2a+6a D. 2a^3+6a^2 2. (3y)(3y-2) A. 9y^2-6 B. 9y^2+5y C. 9y^2+1 D. 9y^2-6y Not sure? I'm not asking anyone to give me the answer but I don't know how to do this.

Social Studies
Which of the following materials creates the glossy look on a magazine page? link please.

science
I believe the angle of refraction will be ___________ when it goes from a ________ to a _______________ because ____________________________________. I have this on a question and I'm not sure how to answer it. Help?

Social Studies
How can personal finance decisions affect the economy? Link please. Thanks :)

Math
Rectangular Prism: Length: 41 ft Width: 32 ft Height: 49 ft 1. Find the surface area for the given prism. 7,154 ft^2 2,624 ft^2 9,778 ft^2 8,432 ft^2. Help please because I'm not sure.

Math
Thank you both!

Math
A?

Math
Find the surface area of a sphere with a radius of 12 m. A. 1,809 m^2 B. 452 m^2 C. 7,235 m^2 D. 603 m^2 Not sure? Please help!

Social Studies
Which of the following were significant features of Jimmy Carter's political career? Link Please?

Social Studies
What caused the civil rights movement to gain momentum? Link Please to help?

Social Studies
Which of the following was a cause of world war 2? A. the rise of democracy in europe B. the united states becoming an ally with great britain *** C. the rise of fascist governments in europe D. the holocaust D? Not sure.

S.S
Which of the following was an effect of World War II? A. The American economy worsened after World War II. B. African American military personnel were accepted into white society as equals. C. The American economy improved after World War II. D. The Axis powers dominated ...

Social Studies
A system in which a series of workers and machines work to add individual parts to a product is known as a(n)____and it_____. Link please to help me?

science
If the number of loops on an electromagnet increases, the strength of the magnet will?

Math
Nine less than the product of 2 and a number is 4

Social studies
Which of the following were effects of the Holocaust? (Choose all that apply) A. Hitler's "final solution" successfully reached its goal. B. Six million Jews were killed by the Nazis. C. Jews in Georgia worked on fighting anti-Semitism at home. D. Some Jewish ...

Social studies
How did World War 2 affect life in Georgia? (Choose all that apply.) A. More Georgians were out of work than ever before B. Many people moved to the North or West C. People made sacrifices for the war effort. D. African american Georgians moved to the North looking for work. ...

English
Which sentence is written correctly? A) I like chocolate,gum,dr.pepper, and sleeping. B) I eat C) Where are we going. D) I'm hungry!

Math
what is the value of the missing angle? (I don't know what you call this shape but its like drawing a house on paper but its upside down ex: the triangle is on the bottom and the square is on top. where the triangle is theres a number 140 on each side and the point part ...

Math
b?

Math
what is the area of the triangle? (its a scalene obtuse triangle) height 4.5 ft base 8.7 ft A. 13.2 ft^2 B. 19.575 ft^2 C. 20.25 ft^2 D. 39.15 ft^2

Math
Thanks

Math
105 in^2?

Math
what is the area of the parallelogram? Bottom base 15 in height 7 in A. 105 in^2 B. 110 in^2 C. 52.5 in^2 D. 210 in^2

Social studies
Why were military and the defense industry important to Georgia? I'm not sure?

Social studies
Thanks

Social studies
What was the impact of the New Deal programs on Georgians? Can anyone give me a link to help me?

math
marta is a sales associate at a perfume shop.she earns 400 a week plus a 4% commission on sales.write an inequality to find the minimum amount that she needs to sell to earn at least $460 in a week?

Math
25

Chemistry
why does the FeCl3 test positive for phenols and not other -OH compounds?

Math
Wait that's all I have to do? Then I know how now thanks

Math
Sorry yes that's what I meant. How do I get the answer? I'm slow at math sorry

Math
1. Find the area of the triangle. Bottom is 22 ft and inside the triangle is 7 ft. A. 154 ft^2 B. 58 ft^2 C. 77 ft^2 D 38.5 ft^2 Not sure?

Social studies
Thanks again :)

Social studies
What was significant about the election of 1932? (Choose all that apply) A. The American people were satisfied with Hoover's policies. B. The American people re-elected Hoover with an overwhelming majority. C. Roosevelt promised bold action, unlike hoover. D. Roosevelt ...

Social studies
Thank You So much for your help!

Social studies
Describe the effects of the Great Depression on Georgians. A. Georgians were forced to barter rather than use cash.**** B. Women returned to the workforce. C. Georgians who worked in industry lost jobs and homes.*** D. It was easier for minorities to find work than it was for ...

Social studies
Thank you! But out of B and D wouldn't D be the best answer to put? Correct? :)

Social studies
Thanks again and yes it said it has to be 3 answers

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