Friday
August 1, 2014

Posts by shauna


Total # Posts: 51

Algebra 2
What is the sum of the first 10 terms of the sequence defined by an = 3n - 3?

Science
What does the question mean? I am having trouble understanding what the question is asking? Please help!

Science
Discuss how the structure of a virus correlates with its function.

Algebra
At a concession stand three hot and 4 hamburgers cost 13.50; 4 hot dogs and 3 numbers cost 12.75. Find the cost one hot dog and the cost of one hamburger

Physics
A wagon is coasting at a speed, vA, along a straight and level road. When ten percent of the wagon's mass is thrown off the wagon, parallel to the ground and in the forward direction, the wagon is brought to a halt. If the direction in which this mass is thrown is exactly ...

physics
A soccer ball is kicked from the ground with an initial speed of 18.0 m/s at an upward angle of 41.2˚. A player 51.1 m away in the direction of the kick starts running to meet the ball at that instant. What must be his average speed if he is to meet the ball just before i...

Maths
thank you!

Maths
By using the identity cos2A=1-2sin^2A show that cos4x = 1-8sin^2xcos^2x

math
50^2 - 48^2 = 196 square root of 196 = 14 adjacent side = 14cm

stat in psyc
A normal distribution has µ = 80 and standard deviation = 10. What is the probability of randomly selecting a score greater than 90 from this distribution

psyc
A normal distribution has µ = 80 and standard deviation = 10. What is the probability of randomly selecting a score greater than 75 from this distribution?

math
what is the positive difference between the two largest prime factors of 159,137?

math
the "roundness of an integer greater than 1 is the sum of the exponenys of the prime number. for example, 20= 2to the squared multiplied by 5 to the 1st power,so 20 has a roundness of 3. what is the roundness of 1,000,000?

MATH *IMPORTANT
HOW MANY SETS (A,B,C) OF THREE DIFFERENT,POSITIVE SINGLE DIGIT INTEGERS HAVE THE PROPERTY THAT A SQUARED + B SQUARED + C SQUARED IS A PERFECT SQUARE? please help me with this one a soon as possible its very important and i dont even know where to start!!

science
Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard learning session in run...

PHI 103
After being told that she is being punished for lying, a child responds by telling her mother that she also lied. This response may involve which fallacy?

Algebra II
If y varies directly as the square root of w and inversely as the cube of x, by what factor will y change if w is tripled and x is halved?

Statistics
If I know the mean and ÓX, how do I find n ?

trig
(1/m)= (m-34)/(2m^2)

geometry
I have a triangle garden in my backyard. one side is 4 meters and another side is 6 meters. the angle formed by these two sides is 72 degrees. what is the area of the garden?

Chemistry
How many moles of CO2can be formed from 0.045 moles of H3PO4

math
A rectangular animal pen will be built using 200 meters of fencing. If one side of the rectangle is meters, find the area of then pen.

medical office
In reviewing the office's profit and loss statement, the office manager notices a discrepancy between the stated revenue and cash deposits. In fact, it appears the office may have incorrectly booked $250,000 in revenue for the month. If this error turns out to be a fact, t...

statistics
A school counselor tests the level of depression in fourth graders in a particular class of 20 students. The counselor wants to know whether the kind of students in this class differs from that of fourth graders in general at her school. On the test, a score of 10 indicates se...

algebra
Floor plan one = x = 14 available Floor plan two = y = 42 available I substituted y = 3x into the equation x + y = 56 for x. Therefore I had (3x + x = 56) and I solved for x which gave me x = 14. To find y, I plugged x into the equation in (a) which gave me 14 + y = 56 and sol...

poetry
I need help, writing a personification poem about big ben. any ideas?

science
HOW MUCH OF THE UNIVESE'S ORDINARY MATTER IS THOUGHT TO BE HELIUM?DOES BIG BANG THEORY SUPPORT THIS NUMBER

French
bonjour(bun-jor) hello salut(silu) bye or hello je m appelle (jim apple) my name is

math
The United States emitted 19.5 million t of nitrogen oxides (No) into the atmosphere in 1987. One metric to (1t) equals 1,000 kg. How many kilograms of NO were emitted to the atmosphere in the United States during 1987?

math
Kathy and Tommie put down 20%, or $35,000, to purchase a new house. What is the price of the house?

math 117
I made an error on the one before this because I did not enter the equations. Solve the system of equations by graphing Then classify the system as consistent or inconsistent __dependent or independent 8x-4y=-16 4y-8x=16

math 117
Solve the system of equations by graphing Then classify the system as consistent or inconsistent and dependent or independent

math 117
Translate to an algebraic expression The product of 40% and some number. The translation is

Math 117
Find the domain of the function g(x)-7/7-4x

Math 117
Sounds like it doesn't it? I have been working nights and trying to get this assignment done sometimes the simplest thing seems way too hard. I appreciate your help, Shauna

Math 117
In 1991 the life expectancy of males in a certain country was 73.7 years old, In 19951995 it was 77.4 years. Let E represent the life expectancy in year (t) and let (t) represent the number of years since 1991 What is the linear function fits the data. Use the function to pred...

ALGEBRA-MAT117
Trains A & B are traveling if the same direction on parallel tracks. Train A is traveling at 100 miles an hour and Train B is traveling at 110 mph . Train A passes a station at 1:15 pm If Train B passes the same station at 1:45 pm what time will Train B catch up with Train A?

Algebra
2. The equation gives the distance, D, in miles that a person can see to the horizon from a height, h, in feet. a. Solve this equation for h. b. Long’s Peak in the Rocky Mountain National Park, is 14,255 feet in elevation. How far can you see to the horizon from the top o...

ALGEBRA-MAT117
How do you know if a quadratic equation will have one, two, or no solutions? How do you find a quadratic equation if you are only given the solution? Is it possible to have different quadratic equations with the same solution?

chemistry
what is an example of a solid hydrocarbon

Science
How do you balance this equation? C+S8=>CS2

Science
THANKS

Science
The equation is HCl+Na OH-NaCl+H2O (water)

Science
How do balance an equation?

egyptian mummies
Osiris was the prince of the dead. He ruled over the dead with his wife, Isis.

english
Honey English is not spelled with a i like inglish. Secondly, you can look up pictures that begin with A by going to google pictures.

math question
11.00

ACC225
Guests must pay one night’s stay in advance On receiving the advance: Dr Cash 220 Cr Advance room rental revenue 220 (liab a/c) When the patron has stayed there and checked out: Dr Advance roon rental revenue 220 Cr Room rental revenue 220 (revenue a/c) Assuming a/cs are ...

Home-economics
What is self esteem? http://www.answers.com/self%20esteem?web.x=1 =)

UNSCRAMBLE
UNSCRAMBLE THIS WORD SERRAY I tried this http://www.ssynth.co.uk/~gay/anagram.html and this http://www.unscramble.net No results... =( Yes, rar! , rayers(those who "ray")? , ryears (as distinct from qyears)? is the word supposed to be english?

h.e
name me 5 labour saving appliances you would find at home My robot vacumn cleaner. My dishwasher My washer and dryer. My remote control on the stereo, TV, car, My wordprocessor My email. My online banking. My shopping online. My microwave. My convection oven. My Kitchenaid mix...

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