# Posts by Lexi

Total # Posts: 380

College Algebra
Thank you so much!

College Algebra
The population of the Earth is approximately 6 billion people and is growing at an annual rate of 1.9%. Assuming a Malthusian growth model, find the world population in 45 years. (Round your answer to one decimal place.)

math
9+6=___ _ _ 10+__=__ write the sum. show the make a ten fact you used

algebra
find (FxG)(X) and (GxF)(X) when f(x)=5x^2-1 and g(x)=2/x

college
find (FxG)(X) and (GxF)(X) when f(x)=5x^2-1 and g(x)=2/x

Math
what is y-12=16?

social studies

college physics
Which of the following statements about special relativity is false? a).The proper length of an object is always larger than the length of the object in a frame where it is moving. b).The proper length of an object depends on the relative speed between the object and an ...

College Physics
The homework says 3 out of 4 are correct. With 1 being false so that means one of these have to be false.

physics
A novice golfer on the green takes three strokes to sink the ball. The successive displacements are 3.80 m to the north, 1.80 m northeast, and 1.00 m at 25.0° west of south. Starting at the same initial point, an expert golfer could make the hole in what single ...

social studies
WHAT ORESIDENT ORDERED AMERICAN TROOPS TO SEIZE THE PORT OF VERACRUZ IN APRIL 1914?

I don't understand can you help me? Alicia has made a rectangle using 24 square tiles. If she adds the length and width of her rectangle together, she gets 11. What is the length and width of Alicia's rectangle?

physics
1103.4

Math
Graph each equation by point-plotting 3x-2y=6

A radio station's signal has a radius of 100 miles. If you drive at a constant speed of 40 miles an hour, nonstop, directly across the diameter of the signal, how long can you listen to the station before the signal fades?

The difference between two numbers is 25. The smaller number is 1/6th of the larger number. What is the value of the smaller number?

Chemistry
How could i determine the apparent molal concentration of BaNO3 when the freezing point of the aqueous solution is -2.65 degrees Celcius

radio 5 to 3 how many of each one totals 4000?

chemistry
5.76 multiplied by 10 to the 19th power. Labeled as atoms.

health
What is social health?

math
vnidsjvnbsdifb wsgyswrgywerygwb GYw

Math
If u have a hundred points and split it into 4 . But you cant use a number more than once. What numbers would you use.

latin
i need help translating this sentance to latin.. "six safe and favorable slaves were standing under their healthy statues and always satisfied the opinion of the cruel syracusans with wisdom"

Graphic Design
Find three examples of this typeface in use today.... I'm lost with this question and I can't find anything. Can you help me?

what is a range?i thought it was 5

okay show i need to use a ruler

name five fraction numbers between 0 and 1?

name five fraction numbers between 0 and 1?

9 is that correct

are you here.

ms. sue*****ann and celia have 5 pens, 18 pencils, anf 22 erasers. If they share them equally, how many pencils will each one have?

what is a factor? and can you give me an example

MS. SUE***WHAT IS A FACTOR?

Name two fractions equivalent to 4/6

Social Studies
Vietnam War website suggestions?

social studies
Does anyone know some good websites to get information on the effects of the Vietnam war?

social studies
What were the two major alliances in Europe in the years leading up to WWI?

sale price
How do you find sale price? ex. A soccer uniform that normally sells for \$45 is on sale for 30% off. Find the sale price.

unit rate
How do you find unit rate? ex. 80/2.5 = x/1

science
Im pretty sure its outer crust, inner crust, mantle, and core. Again, im only pretty sure. I don't have my science text book with me.

math
He is 7 inches short

pine tree

Math-Functions
wellll you would have to plug in -3 for x. do the rest of the math

calculus
please help with this problem- i've been working for the last 2 hours and can't seem to find a solution the integral of ln(x^2-x+2)

1,500 pages in 12 days = _____ pages in 3 days.

sound is made with matter and

what is also a form of energy

what is a form of energy

what are forms of energy

chemistry
three questions please: (1) What kinds of evidence can you use to determine if a chemical reaction has occurred? (2) How do the properties of the cooked egg differ from the properties of a raw egg? (3) how are the endothermic and exothermic reactions the same? How are they ...

algebra
(x^2n - y^n)(x^2n -Y^n)

algebra
(x^2n - y^n)(x^2n -Y^n)

math
10x+5y^2+2xy-4y^2+4xy-x3=

Statistics
Problem 2: A random sample of 10 miniature tootsie rolls was taken from a bag, each piece weighed on a very accurate scale. The results in grams were: 3.087 3.131 3.241 3.241 3.27 3.353 3.4 3.411 3.437 3.477 a)construct a 90% confidence interval for the true mean weight. b)...

Statistics
I have 2 statistics problems that I've done and felt completely confident with them until I worked the problem a different way and got a different answer. I was wondering if you could tell me if I have the right answers or not. Thanks so much! A certain air plane has 2 ...

Statistics
What measurement forms normal distribution? Would it be the mean and variance? (avg. and standard deviation) Could you help me please

Statistics
What measurement forms normal distribution?

Tom was floating down the river on a raft when, 1km lower down, Michael took to the water in a rowing boat. Michael rowed downstream at his fastest pace. Then he turned around and rowed back, arriving at this starting point just as Tom drifted by. If Michael's rowing speed...

Maths
In a quadrilateral ABCD, angle A = 120 degrees angle B = 140 degrees The bisectors of the angles C and D meet at the point Y. Find the size of the angle DYC

math
The RANGE is the difference between the lowest and highest values. In this case 100 - 80 = 20, so the range is 20. The range tells you something about how spread out the data are. Data with large ranges tend to be more spread out.

Maths - Pigeon-hole principle
Using the Pigeon-hole principle... 91 five-digit numbers are written on a blackboard. Prove that one can find three numbers on the blackboard such that the sums of their digits are equal.

maths
91 five-digit numbers are written on a blackboard. Prove that one can find three numbers on the blackboard such that the sums of their digits are equal.

Maths
When a certain number N is divided by d, the remainder is 7. If the original number N is multiplied by 5 and then divided by d, the remainder is 10. Find d.

i need help with dividing negative numbers. for example :what is -2/-4.

respost A&P
Dengue fever and Dengue Hemorrhagic Fever (DHF) "Dengue and dengue hemorrhagic fever (DHF) results from infection by any of four serotypes of dengue viruses. Transmission occurs through the bite of infected Aedes mosquitoes, principally Aedes aegypti, which is also the ...

Anatomy and Physiology paper
I have to do a research paper in A&P please check this over for me and lwt me know what you thinks thanks this what needs to be done Select a single medical disorder. Consult resources other than the course textbook and this study guide. Examples of resources include other ...

chemistry
This person meant sulfite.

math-algebra
sqrt27xy^3/sqrt9x I'm getting 3 answers to this. yxsqrt3y/x, ysqrt3xy/3x, and 3sqrt3y Can anyone please tell me which one is correct?

Chemistry
The absorbance values At & A0 recorded in the experiment 'Rate Law Determination of the Crystal Violet Reaction' are used in the place of the concentration values of which species A. CVOH B. CV+ C. –OH D. Na+ E. H2O

chemistry
zero and second are right but first is not b, i don't know what it is

chemistry

Chemistry
I think half reactions are redox and Pb has the greatest ability to reduce its neutral metal

chemistry
I still don't understand are the reactants on one side of the || and on the other side is products? for the second one there are 2 answers that could possibly work here

science
identify three kinds of nerons that are found in the nervos system?describe how they interact to carry nreve impulse?

math

physics
Which truck has more momentum?? 20kg*m/s or 20000kg*m/s??? HELPPP!!!

Social Studies