Questions Asked on
October 6, 2017

History
Which best describes Christianity’s influence on the feudal system in Europe? the Christian church's promotion of democratic policies inspired Europes feudal society church leaders often were at odds with kings during medieval times, fighting for rights

math
if cos(BC)+cos(CA)+cos(AB)=3/2 then prove that cosA+cosB+cosC=O and sinA+sinB+sinC=O after that prove that cos(BC)=cos(CA)=cos(AB)=1/2

Math
In a class of 83 students, 72 are present. What percentage of the students are absent? Provide answer up to two significant digits. a. 12 b. 13 c. 14 d. 15 What I did is I subtracted both 83 and 72 which is 11 and I put it as proportions. I put x as a

Math
Rounding to significant figures 99.98 to 3 significant figures Can it apply to this number as if I round to 100 this is one significant figure or we keep it as 99.9. Please clarify And same number to 2 sig figure Will it be 100? Or it stays 99 Round to 1

mathematics
8 is added to a certain number and the sum is multiplied by 3 the result is 57.find the number

Math
Each month, Allen pays a total of $150 for both cable TV and internet service. If he were to switch to a rival service provider, he would pay $70 less per month for cable TV service and twice as much per month for internet service. To save $20 per month

Math
What is the repeating decimal 0.7777.... as a fraction in simplest form?

Calculus II
Assume that the rate of change of the unit price of a commodity is propirtional to the difference between the demand and the supply, so that dp/dt = k(DS) where k is a constant of proportionality. Suppose that D = 725p, S = 9 + 2P, and p(0) = 2. Find a

Statistics
In a study by Peter D. Hart Research Associates for the Nasdaq Stock Market, it was determined that 20% of all stock investors are retired people. In addition, 40% of all adults invest in mutual funds. Suppose a random sample of 25 stock investors is

math .
[ number 1 & 2are a rule of sequence ] 1: Write a rule for the sequence. 2,6,10,14 a; start with two and subtract four repeatedly b; start with four and add two repeatedly ** c; start with two and add four repeatedly d; start with two and add one , add two

algebra 2
Determine whether y varies directly with x. If so, find the constant of variation and write the equation. X  Y  1  2 3  6 5  10 i think it's A ?? A. yes; k=2 and y=2x B. no C. yes; k= 2 and y= 2x D. yes; k= 1/2 and y= 1/2x

s.s
1. What was one reason Tecumseh wanted to form a confederation? A. to end fur trading amongst setters B. to stop the advancement of white settlement C. to take over the Canadian territory**** D. to have the ability to fight the War Hawks

physics
Consider a particle initially moving with a velocity of 5m/s starts deaccelarating at a constant rate of 2m/s*2 find the distance travelled in 2sec? Ans:2m

Chemistry
What is the mass, in grams, of 7.18 x 10^24 molecules of chlorine?

GOVERNMENT
5. Which of the following examples best represents how the vice presidency has evolved over time? A. Vice Presidents are now presidents on waiting B. Vice Presidents powers have decreased overtime C. Vice Presidents fill vacancies of cabinet posts D. Vice

math
Find the x intercept and the y intercept: x – 5y = –5 I think the y intercept is 1 so do I just substitute?

Math
Let $$f(x) = \frac{x^2}{x^2  1}.$$Find the largest integer $n$ so that $f(2) \cdot f(3) \cdot f(4) \cdots f(n1) \cdot f(n) < 1.98.$

Chemistry
Consider 30.0 mL of water that has absorbed 1540 J of heat from a chemical reaction. What is the change in temperature that should be observed in degrees Celsius?

Language Arts
What is the topic sentence of this paragraph from life without gravity?

Statistics
In a particular manufacturing plant, two machines (A and B) produce a particular part. One machine (B) is newer and faster. In one fiveminute period, a lot consisting of 32 parts is produced. Twentytwo are produced by machine B and the rest by machine A.

Physics
A particle travels 10m in 5sec and 10m in 3sec assuming constant acceleration what is the distance travelled in next 2sec? Ans:8.3m

Physics
A box is on a flat plane and has a force of 16 N applied downward to it at an angle of 55 degrees. The box has a mass of 28 kg. What is the minimum horizontal force F needed to make the box start moving in (Figure 1)? The coefficients of kinetic and static

driving
Corinne was driving erratically and the police stopped her. The officer immediately asked Corinne to take a sobriety test because of the.. teenage driving law. implied consent law.National Highway Safety Act. National Traffic and Motor Vehicle Safety Act.

History plz help!!!
How should the success of the United States be evaluated and measured? What tools or data should be used to do this? What are your measurements of natural success in the economy, politics, social services, or the environment? —————— my

Calculus
Given that f(150)=100, f'(150)= 2.5, approximate the value of f(151.5). The answer is approximately 96.25, but I'm unsure of how my teacher has gotten that answer. Can someone please explain this to me?

ALGEBRA
Ralph needs to earn a B in his Geology class. His current test scores are 82,83, 90, and 77. His final exam is worth 4 test scores. In order to earn a Bâ€‹, Ralph's average must lie between 80 and 89 inclusive. What range of scores can Ralph receive

Science bio Please help!!
Pretend you are a medical professional and it your job to make an I.V. solution for a patient that has a total cellular solute count of 1.19%. What would be the perfect I.V. solution to administer to your patient?

PreCalculus
Can you please help me to explain how to divide complex numbers by an imaginary number

History
how did the agricultural revolution impact religion and culture?

Social Studies
Which Native American group had hunters and gatherers who followed the vast herds of buffalo and relied upon the buffalo for their survival? A. California Indians B. Makah C. Plains Indians* D. Iroquois

Home Economics
The pricing of pharmaceutical products can be controversial. A recent example is EpiPen produced by Mylan which is used to treat anaphylaxis. The retail price of an EpiPen is $300, while industry sources estimate that it costs around $30 to produce each

science
Special telescopes, such as the Chandra Xray Telescope, help astronomers see different kinds of electromagnetic radiation besides visible light. Why is this helpful? • XRays give off a spectrum of light that tell astronomers what elements make up

MATH!!
An Uber fare in Columbus is $3.50 for the first ½ mile and additional mileage charged at a rate of $0.30 for each additional 0.1 mile. You plan to give the driver a $2 tip. How many miles can you ride for $15? Please show or explain your calculations.

Algebra 1
1. Solve for x. 4(x – b) = x b= 4/3x b=3/4x x=4/3b x=3/4b Solve for y, then find the value of y when given x = –2. 6x = 7 – 4y –12 7/4 19/4 24 solve for h A= 1/2bh h=2A/b 2A=b/h h=1/2Ab h=2Ab

Precalc
how can I divide (3+4i)/(25i)?? If there's work, that would help me too

math
Find the midpoint of the line segment with endpoints (5, 7) and (9, 3)

Physics
A particle moving along a straight line with a constant acceleration of 4m/s*2 passes through a point A with a velocity of +8m/s at some movement find the distance travelled by the particle in 5sec after that movement? Ans:26m

Physics
A particle travels 10m in 5sec and 10m in 5sec and 10m in 3sec assuming constant acceleration what is the distance travelled in next 2sec? Ans:8.3m

Marine Science
Describe the phases of the nitrogen cycle, in the marine environment, starting with the death of a fish. Could someone help me with this? I just need it explained to me, I've watched and read many articles.. but still do not understand very well

English
1. He helped to organize the party. 2. He helped to arrange the party. 3. He helped to prepare the party. 4. He helped to prepare for the party.  Can we use all the expressions? Which ones are commonly used? 5. He helped

English
1. He helped Mother wash the dishes. 2. He helped Mother with the dishes. 3. He helped his brother study math. 4. He helped his brother with math. 5. He helped study math. 6. He helped with math. 7. He helped his brother study math. 8. He helped me study

Spelling
was hiding He in a canyon mountains in the

Physics shm
A trolley of mass 1.2kg is resting on a smooth surface attached to two identical springs constant k=25Nm1,on either sides.when the trolley is displaced to the right by 55mm and releases,determine resultant force at the moment of release and state its

Math. Answer soon please.
An estimate for negative square root of 93 is ___ A8.1 B8.5 C9.1** D9.5 Julie is digging a square area in her backyard for a vegetable garden. If the area is 52 square feet, what is the approximate length of one side of her garden? A:6FT** B:7FT C:8FT

Chemistry
Consider reacting 100.0mg magnesium with 20.0mL of 1.0M hydrochloric acid. Which reactant is the limiting reagent? What is the theoretical yield of hydrogen? Express answers in millimoles. Can you please describe the steps taken in order to find the answer

History
can someone give me an example of an ancient civilization who created government and laws during the agricultural revolution.

math
Is the y intercept a point on the line?

Algebra
Find the slope of the line that goes through the points (3,3) and (5, 6).

Physics
particle travels 10m in 5sec and 10m in 3sec assuming constant acceleration what is the distance travelled in next 2sec? Ans:8.3m

History
1. What two factors caused retrenchment from 17311745? A. Apache raids and poorly timed military cutbacks B. Border disputes and attack on the french C. The Mexican war of independence and the Spanish American war D. Wars in Europe and numerous failed

Maths
A shopkeeper buys 11 hair clips for $10 and sells 10 clips for $11. Find out the gain or the loss percent.

History
Hello, I have to discuss a topic for my homework. I am having a really hard time finding a discussion starter (for I have a tough time speaking to other people, even if I talk online) The topic today is "discuss Reform Movements." I go to connections

English
The Catholic Church condemned Galileo because in his teachings earth and humans were not the center of all things. Identify random nouns Identify subjects Identify adjectives Thanks. (is Catholic an adjective)?

Equality Studies
Who are some prominent obese role models?

math
a monkey climb a tree first 1 minutes 3 meter and then next 1 minutes he slips 1 meter. so 3 minutes he take to end the climb tree.so hight of tree

Math
A tourist traveled 10 km away from the city by bus, and then continued his journey by foot in the same direction at the speed of 5 km/h. At which distance y was he from the city in x hours of walking?

eastern michigan
A polevaulter just clears the bar at 4.24 m and falls back to the ground. The change in the vaulter's potential energy during the fall is 3500 J. What is his weight?

organic chemistry
1. A chemist conducted a recrystallization on 18.5 g of a solid and collected 11.2 g as a first crop. She recooled the mother liquor and obtained 2.1 g as a second crop. Show your calculation when answering the following questions: (a) What is the percent

math
what is the equation of a line parallel to the given line and passing though the given point y=x+4 ;(7, 1)

History
can someone give me an example of an ancient civilization who created culture and religion during the agricultural revolution.

math
11 1/8+ 15 5/12=?? a:4 7/24 b:4 7/12** c:4 1/3 d:4 7/24*

math
How do I find the continuity or discontinuity of a graphed function? I am stuck on this problem and cannot whatsoever get past it.

Math
Is the equation true, false, or open? 9p+8=10p+7

Math exponent & radicals
If 4^x4^x1=24 find the value of x

Math
11 1/8+ 15 5/12=?? a:4 7/24** b:4 7/12 c:4 1/3* d:4 7/24

History
can someone explain the Mesopotamian culture during the agricultural revolution

s.s
what difficulties did the U.S faced in preparing for war with Britain? select all that apply > France backed out after offering to help the U.S >Britain had a much larger navy then the U.S*** > Enslaved African Americans refused to help fight > The U.S had

SS
In his farewell address, what did Washington say about the U.S. forming alliances with specific European countries? A) it would be seen as a sign of disrespect**** B) other countries might also seek to form alliances C) it might put peace and prosperity at