# Posts by Taylor

Total # Posts: 1,948

Trig Identities
Prove the following identities: 13. tan(x) + sec(x) = (cos(x)) / (1-sin(x)) *Sorry for any confusing parenthesis.* My work: I simplified the left side to a. ((sinx) / (cosx)) + (1 / cosx) , then b. (sinx + 1) / cosx = (cos(x)) / (1-sin(x)) I don't know how to verify the ...

Math
Give three additional polar coordinate pairs for the Point B: (-3,2π/3). -2 < π < 2

Math
A 12 foot-high pole casts a 9 foot long shadow, at the same time of day, what would be the length of a shadow cast by a 45 foot-long tree

The last question is. 355 nm b/c 440/1.24= 355 but I still need help on the other questions please

What is the separation of colors in a rainbow produced by? (Points : 1) different diffraction for different wavelengths different interference for different wavelengths <--- different refraction for different wavelengths difference in total internal reflection for ...

science
atom has three different atom.What was it? proton.

Statistics
The Economic Policy Institute periodically issues reports on wages of entry-level workers. The institute reported that entry-level wages for male college graduates were \$21.68 per hour and for female college graduates were \$18.80 per hour in 2011 (Economic Policy Institute ...

Biology
Would an atom of silicon form an ionic bond with an atom of helium? Why or Why not?

Biology
I believe they should stop as well, but the only reason can come up with is the example of cars and electric cars now

Biology
Do you think that the countries producing sulfur dioxide emissions should compensate their neighbors for the damage being done?

Math
If x=<-6,21>, then 1/3x= Write the final answer in <x,y> form.

Homework (Math)
I know that I'm using the Law of Cosines, but I'm confused on how to solve. I have to also round my answers to the nearest tenth for degrees and to the nearest hundredth for sides. Given: A= 55 degrees b=3 c=10 Find: a= B= C=

Math Check
Can someone check to see if I'm right? Thanks! Question: Determine if v and w are equal If v = Ray AB and w = Ray CD, where A (23, 11), B (10, 15), C (13, 15), and D (0, 11. (True or False) My answer: False

math
Find the limit. lim x→∞ sqrt(x^2+9)

English 2
In Our Town, by Thorton Wilder, what does the rain symbolize?

Physics
When going up stairs does a person who has more mass do more work and exert more power?

Social studies
Which of the following increased south Carolina's desire to secede from the union? A.John Brown's raid on Harpers Ferry*** B.Brooks' response to summer's speech C.the proslavery constitution submitted by Kansas D.the decline of the Whig party

Oh nice I bet that was a sight to see! Thank you so much

1. Rust on an artifact is an example of (1 point) chemical decomposition ******* chemical preservation physical decomposition physical preservation 2. What “preservation controversy” developed over the years relating to Michelangelo’s paintings in the Sistine ...

chemistry
What mass of KBr is contained in 50.0 mL of a 5.10 M solution of KBr?

English
Oh I am sorry I thought it was wanting a metaphor Urban is City correct?

English
In these lines from concrete mixers which context word provides a synonym for urban concrete mixers are urban elephants, Their trunks are raising a city a)Concrete b)Elephants ******THIS ONE**** c)raising d)city

ART HAVING HARD TIME
Thank you so much

ART HAVING HARD TIME
Would you think #2 for question 5 then I honestly am confused on this one

ART HAVING HARD TIME
1. A curator decides to display an eighteenth-century painting in a windowless room with controlled temperature and humidity. Pick the answer that best describes the reasons for her choice: (1 point) 1)The curator wants to make sure that the temperature and humidity are ...

PHYSICS
The driver of a car traveling at 25.0 m/s applies the brakes and undergoes a constant negative acceleration of magnitude 2.50 m/s2. How many revolutions does each tire make before the car comes to a stop, assuming that the car does not skid and that the tires have radii of 0....

history
Question 2 (04.05 MC) Using the map and your knowledge of U.S. history, what do the details of the Rocky Mountains suggest about the Lewis and Clark expedition? The group made a grave mistake in not turning back in Missouri. The group really could have traveled by river all ...

math
In a scale drawing of a house, the living room is 1 in. long. The actual length is 24 ft. The actual width of the living room is 18 ft. The width on the drawing is __________ in. (Find the width on the drawing). Show your work in every step to receive full credit.

math problem solving
points p and q are trisection points on segment ab. if aq= 7x+6 and pq= 3x+5 find all possible values for the length of ab

Math
points p and q are trisection points on segment ab. if aq= 7x+6 and pq= 3x+5 find all possible values for the length of ab?

Algebra 1
2x(3xy + 4y² + 8y) 6x²2xy + 2x4y² + 2x8y 12x² + 10y²

math algebra
Mauryn wrote the following Sandwiches at king sandwich cost same amount and include bread, meat, cheese, lettuce, and tomato. All other veggies are extra. Sam bought a chicken sandwich with 3 extra veggies for \$5.25. Erin bought roast beef sandwich with 5 extra veggies for \$6....

math algebra
The length of the diagonal across the front of a rectangular box is 25 inches, and the length of the diagonal across the side of the box is 20 inches. The length of a 3 dimensional diagonal of the box is 28 inches. What is length of the diagonal across the top of box? A. 15.5 ...

math algebra
Wasn't putting 0 in for slope... thanks

math algebra
What is slope of line 8y = -16? a. 0 b. 2 c. 16 d. undefined dont have a clue how to do this

math algebra
Thanks, could get 7 , but didn't know what to do after...

math algebra
What is y intercept of equation represented: X Y 150 1047 125 872 100 697 75 522 a. -3 b. 0 c. 3 d. 172 I come up with totally different answers than these. Do you use the y2-y1/×2-×1 ?

How has the political climate of boston changed since the beginning of the book? A. Previously, Bostonians considered themeselves loyal british subjects, but after parliament pass the tea act, they thought of themeselves as citizens of an independent nation B. Previously, ...

English
Would someone please help with this one! I believe it to be C as well from Johnny Tremain but would love some reassurance Thanks :)

math algebra
A rectangular box has a length of 8 ft and a width of 2 ft. The length of the three dimentional diagonal is 10 ft. What is the height of the box? I think answer is 12.96, but not sure. any help is appreciated thanks in advance

Thanks

C though says lack of light usage right?? So that's what threw me off

Thanks DerpyPegasus

This one too The Dance lesson by Edgar degas edgar degas is an artist who is associated with impressionism. By allowing the windows to be included in the scene, Degas created this art piece in such a way that the viewer was distracted from the individuals there was no clearly ...

the railway by edouard manet One of the characteristics of impressionism, which is pictured here, is? formal portraits dark color theme lack of attention to light usage capturing the human experience (I thought this one) Not sure though

language arts
The answers for these two and third one are A, D, A

language arts
Did you get theses done?

language arts
Its C

chemistry
Naturally occurring reactions of oxygen (O2) are always desirable. True or False

chemistry
When the following equation is balanced, what is the coefficient for Ta? H2 + Ta2O3 → Ta + H2O

Math Calculous
Find a possible formula for a polynomial f with the following properties. f has degree less-than-or-equal-to 2, f(0) = f(3) = 0 and f(5) = 30 f(x) = ? k(x+0)(x+0)(x-3) I know the zeroes for 3 of them are 0, 0, 3, how would i find out the rest?

Math calculous
x 1 2 3 4 h(x) 7 20 43 76 x = 1 h(x) = 7 x = 2 h(x) = 20 x = 3 h(x) = 43 x = 4 h(x) = 76 Using the table or in this case information for the polynomial function of the degree 2 Find the formula for h(x) h(x) = ?

Chemistry
0.15 grams of benzene (C6H6) is dissolved into 4.7 grams of melted biphenyl. The freezing point of the mixture was determined to be 4.7 degrees below the freezing point of pure biphenyl. Based on these results, what is the Kf of biphenyl? (Use the standard units in your ...

Suppose c is inversely proportional to the square of d. If c = 4 when d equals 3.find the constant of proportionality and write the formula for c as a function of d c= 36/d^2 use your formula to find c when d is 5. is it 100/d2 or 100/5^2? I know the formula is c=k/d^2 c = ?

Math
f(x) = 3x^2 , g(x) = 3x-1, and m(x) = 4x Find and simplify the composition function g(m(f(x))) answers i got which were wrong 3x-1(12x^3) 36x^4-12x^3 Maybe i am putting the information in incorrectly.. Should it look like this (3x^2(4x(3x^2))) then solve?

math
sunday

Econ (International Monetary System)
Suppose Switzerland is on the gold standard and it maintains a strict ratio of gold in its vaults to money (Swiss francs) in circulation. Suppose that it runs a balance of payments deficit. What will happen to its overall money supply? What impact will this have on the Swiss ...

Algebra 2
Solve each equation using the Quadratic Formula. x^2+16=8x

Algebra 2
Solve each equation using the Quadratic Formula. 2x^2+3=7x

Algebra 2
Solve each equation using the Quadratic Formula. 3x^2+5x=2

Algebra 2

Algebra
Al¡¦s Rentals charges \$25.00 per hour to rent a sailboard and a wet suit. Wendy¡¦s Rentals charges \$20.00 per hour plus \$15.00 extra for a wet suit. Find the number of hours for which the total charges for both companies would be the same. ƒ&...

Health
^^^ but true though

Math
This one confused me since it revolved around what seemed like dividing trig function by another function Write the following expression in terms of the tangent function 2 / ((cos(r^2 - s^2) / (sin(r^2 - s^2)) = ? I know tan t = sin t / cos t. So would I multiply by the ...

Algebra 2
Hey, I have another question. this I just don't understand. I'm really starting to get very confused!!! PLEASE HELP!!!!! Solve each equation by factoring. Check your answers. 3x^2+45=24x

Algebra 2

algebra
Tom invests \$10,000 into two accounts, one paying 2% interest per year and the other paying 5% interest per year. He invested 3 times as much in the account paying 5% than in the account paying 2%. how much interest will he ear in one year?

algebra
An exponential function passes through the points (2,3), (9,33), (15,K). What is the value of K?

intermediate algebra
two perpendicular lines intersect at (2,3) one of the lines has an x-intercept of 2. what are the equations of both lines?

Intermediate algebra
It is a question on my algebra homework!

Intermediate algebra
How many quarts of water must be mixed with 8 quarts of a 25% salt solutions to obtain a 17.5% salt solution?

College engineering
A prismatic bar has length L = 2m and a circular cross-section with diameter d = 50 mm. A tensile load is applied which causes thhe bar to extend by ∂ = 1.4 mm. a) Find the normal strain. b)If the elastic modulus is 200 GPa, find the applied aal tensile load P. I got ...

algebra
Give an equation of a line in slope intercept form that would be parallel to the equation y=3x+5 and passes through (0,3).

Algebra 2
A path of uniform width surrounds a rectangular garden that is 5m wide and 12m long. The area of the path is 168m^2. Find the width of the path.

Algebra 2
Dymond is painting a rectangular banner for a football game. She has enough paint to cover 120 ft^2. She wants the length of the banner to be 7 ft longer than the width. What dimensions should Dymond use for the banner?

Any breach of contract discharges the breaching parties. True or false

Physics
Jeron has a tendency to drop his bowling ball upon release when bowling. Instead of having the ball on the floor at the completion of his swing, Jeron lets go of the ball 0.35m above the floor. If he throws the ball with a horizontal velocity of 5.3m/s, what distance does it ...

Physics
Alexis Farias realizes her dream to play golf on the moon. She hits a golf ball with an initial velocity of 23.5m/s at an angle of 35.0 degrees above the horizontal. The acceleration due to gravity on the moon is 1.67m/s^2. A). How long is the golf ball in the air? B). How far...

Physics
Alexis Farias realizes her dream to play golf on the moon. She hits a golf ball with an initial velocity of 23.5m/s at an angle of 35.0 degrees above the horizontal. The acceleration due to gravity on the moon is 1.67m/s^2. A). How long is the golf ball in the air? B). How far...

Math Arc Length
Find the arc length corresponding to an angle of a degrees on a circle radius of 4.9 Enter the exact answer. I put the arc length was 4.9api/180 got it wrong. Any help?

physics help!
Two springs P and Q both obey Hooke’s law. They have spring constants 2k and k respectively.The springs are stretched, separately, by a force that is gradually increased from zero up to a certain maximum value, the same for each spring. The work done in stretching spring ...

math algebra
A new shopping is opening this month.before agreeing to open shops, store managers had toconsider monthly rent and whether to pay one time fee to put shop name on sign in front of store. Kikis kupcakes number of months total rent paid 2 9700 5 16750 8 23800 10 28500 12 33200 ...

AS ORGANIC CHEM
An organic compound, X, will react with an excess of calcium metal to produce a salt with the empirical formula CaC4H6O4. What could be the identity of X? 1 ethanoic acid 2 butanedioic acid 3 methylpropanedioic acid With explanation please!

Precalc (domain and range)
Domain l(x) is -12 less than or equal to x less than equal to 12 and it's range is 0 less than or equal to l(x) less than equal to 3 (b) What are the domain and range of l(1/5x) Enter the exact answer Domain Range

Science
Thank you for helping me

Science
By telling me the answer to the question and then I can actually put it in my own word.

Science
.Define the following terms and provide a example of each: -atom, - compound, - element, -energy, - photosynthesis, -matter, - decomposition. Write it in your own words. . Explain the forms of energy: radiant, chemical, mechanical, electrical, thermal. . What is a food chain...

chemistry
A mixture containing 2.81 g each of CH4 (g), C2H4 (g) and C4H10 (g) is contained in a 1.50 L flask at a temperature of 35 oC. What is the partial pressure (in atm) of C4H10 (g)?

MATH (STATS)
To determine the views of a students on a particular campus about fraternities, an 11-point attitude scale was administered to a random sample of 40 students. This survey yielded a sample mean of 6 (the higher the score, the more favorable the view of the fraternities) and a ...

math
3+(-4)

Sociology (Stats) Std. Dev
Given (μ) = 500, and σ = 100. What percentage of the SAT scores falls: A) Between 500 and 600? The percentage falls 1 σ above the (μ), 68.26% / 2 = 34.13% B) Between 400 and 600? The percentage falls 1 σ below and 1 σ above the (μ) C) Between...

Social studies
Ms.sue

Social studies
Yes I mean the commons house of assembly in the South Carolina was more democratic by?

Social studies
Ms.sue

Social studies
Are those correct mrs.sue

Social studies
3.how were farms of the new england colonies similar to the farms of the up country A.separating church and state B.requiring all laws be approved by the council*** C. Creating a jury system for legal decisions D. Giving the people a stronger voice in the government

physics
When a water gun is fired while being held horizontally at a height of 1.00 m above ground level, the water travels a horizontal distance of 4.80 m. A child, who is holding the same gun in a horizontal position, is also sliding down a 45° incline at a constant speed of 1....

Chemistry
HELP PLEASE. I have no idea how to set this up. I tried using the q=mc(change in temp) equation but its not working out. A 59.8 g block of an unknown metal at 87.5 degrees Celsius was dropped into an insulated vesssel containing approximately 33 g of ice and 23 g of water at 0...