Wednesday
July 30, 2014

Posts by josh


Total # Posts: 1,454

Environmental Science
I am guessing you have Lincoln Interactive?

Math
Simplify 2/7(-7x^2) what are the steps involved? thanks alot!

chemistry
Is hexane and ethylene chloride miscible? Why?

math
how do I solve : -4/ x+4 = -3/x+6?

Math
I posted this problem the other day and someone answered it but when I checked my book I realized that I wrote the problem wrong. This morning when I posted I had put the wrong answer. The answer is suppose to be 1/8 but I don't understand how to solve the problem. Help wo...

Math
I'm so sorry it's suppose to be 1/8

Math
I posted this problem the other day and someone answered it but when I checked my book I realized that I wrote the problem wrong. The answer is suppose to be 43/128 and I can't get it. Thanks (1/4)^2/(1/2-3/4)+ 3/2^3

social studies
why do you think much of the land settled between 1700 and 1760 was farther inland rather than on the coast

Math
11/16-(-3/4)^2 divided by 2/5 ^3

math
how many philippine 5 cents are there in 10 peso bill?

Alg II
*in the original equation it was supposed to be +6x-13 not =6x-13

Alg II
I'm working with finding roots of polynomial equations with degrees of 3 or higher. I have the equation r(x)=x^4-6x^3+12x^2=6x-13 I used a graphing calculator to find the real roots of 1,-1 Then I did synthetic using -1, and I ended up with the equation x^3-6x^2+2x-13 How ...

Alg II
I'm working with finding roots of polynomial equations with degrees of 3 or higher. I have the equation r(x)=x^4-6x^3+12x^2=6x-13 I used a graphing calculator to find the real roots of 1,-1 Then I did synthetic using -1, and I ended up with the equation x^3-6x^2+2x-13 How ...

Trig/Math
thank you!!

Trig/Math
Find all the points having an x coordinate of 2 whose distance from the point (-1,-5) is 5. so far i have 5=sqrt((-1-2)^2+(-2-y)^2) 5=(-3)^2 how do i simplify the rest of the equation so i can find x. do i foil it out? thanks.

english
Think about each character's perspective and how they relate to the other characters in the book. It's been awhile since i read things fall apart, but think about how Janie's journey relates to Okonkwo's. How are their families alike? How are their hardships al...

english
i mean like info about bugsy malone and how he stared his life to become a film movie star etc

english
my teacher told me to find a bio of bugsy malone ganster i look all over and nothing can u help me please

OCHEM
When 2-methyl-2-butene is bubbled into dilute sulfuric acid at room temperature, it appears to dissolve. What new substance has been formed?

math
1000 lockers 1000 students, the first student goes along and opens every other locker. The second student goes along and shuts every other locker beginning with the number 2. The third student changes the state of every 3rd locker begining with the number 3 (if the locker is o...

Physics
56 mph7 34mph

READING
WAT DOES THE WORD DEVIOUS MEAN

mechanics
A 150kg safe on a frictionless casters is to be raised 1.20 m off the ground to the bed of a truck. Planks 3.0 m long are available for the safe to be rolled along. How much force is needed to push the safe up to the truck

mechanics
A hollow steel tube of square cross section, whose outside dimension is 10cm on side and 5 mm thick, is loaded with compressive forces of 120 KN. What is the stress produced in the members.

geometry
I have triangle XYZ with BX as the bisector sides XY and XZ are congruent. I have to write a proof for angle Y being congruent to angle Z. This is what I have, but it doesn't seem correct - can anyone help? XY is congruent to XZ - Given XB bisects angle XYZ - Perpendicular...

geometry
I am working on a geometry problem where I have to build a mobile of the quad. family. I have to state the properties of each figure. For a parallelogram I have 1. opp. sides are congruent 2. opp. angles are congruent 3. diagonals bisect each other and are congruent. For a rho...

math
thanks again

math
thanks

math
sin(2arccos(1/4) - arcsin (-1/2))

physics
A farsighted man has a near point of 50 cm. What power lens should he use as a magnifier to see clearly at a distance of 15cm without wearing his glasses?

physics
if im standing 28 meters from a tree....the tree is leaning 7 degrees vertically away from u...the degree of elevation is 26 degrees from feet to tree...whats the height of the tree?

English/Writing
The purpose of a persuasive essay is not to prove anything. That might be where you're going wrong. Very few qualitative topics can be proven. The objective of your essay is to "persuade" readers towards your line of thinking. You provide a persuasive argument fo...

Math Word Problem
720

physics
A car traveling at +7.8 m/s accelerates at the rate of 0.65 m/s 2 for an interval of 1.6 s. Find vf . Answer in units of m/s

algebra
-22.45

philosophy
One of my friend Josh whose dad owns 20 or more gas station invited me to his party. When I went to the party most of them were wearing their suit. I was wearing casual clothing that I usually wear at school. I was pretty embarrassed surrounded by their style. I really looked ...

philosophy
I don't like to fight but to impress others I pose as I can fight and hence I am lost in that false posing of me. I should not do this, because this way I am ditching myself and this then can hurt later when we face the repercussion of those acts. I am not rich and looking...

philosophy
so i just have to list some examples. right?

philosophy
Examples of ways Thanatos has affected your behavior. --- Thanatos: Freud uses this term to explain our inner self. He says that inside each of us there is a force, Thanatos, that causes us to do the exact opposite of what we really want to do, it causes us to sabotage our dre...

Geo
Which statement about African music is not true? a. It has been strongly influenced by American jazz. b. It is popular around the world today. c. The blues tradition came from Africa. d. Contemporary music borrows from its traditions and styles.

criminal justice
while the us constitution specifically the bill of rights, was a comparatively short document, it has stood the test of time, but has been the focus of how much controversy throughout the years. does this living document provide u.s citizens w/ample protection? if not what was...

college
What is another name for a playwright?

physics
How can I calculate the tension in the two cords that are labeled A and B in a two mass system? Cord A is on top with a 1 kg mass attached and Cord B connects this mass to a 2 kg mass. The two mass system accelerates directly upward at 2m/s^2.

physics
If a mass attached to the center of a vertical circle swings around at a fixed speed (v) and gravity pulls straight downward, would the tensions in the rope attached to the mass be different at the top of the circle, straight down to bottom of circle, and directly straight out...

physics
Is it true or false that when a baseball player hits a home room, the baseball received a greater impulse from the bat than the bat did from the ball?

physics
Two vehicles with the same mass collide and lock together traveling 28 m/s at 37 degrees north of east after the collision. How fast was the car traveling that was heading north while the other vehicle was traveling east?

2rd grade
how to use a hundred chart to subtract

History Quick?
Thank you. I get it now.

History Quick?
I really don't understand what you mean. I thought that one of Jackson's principles was expanded suffrage which allowed all white men to vote. I honestly dont get what you mean please help.

History Quick?
I'm confused.... so in simplier terms what should I be saying? I don't get it?

History Quick?
Should I take out the first part Jacksonian era was known for the success of expanded suffrage.

History Quick?
Can you please tell me what is wrong with this sentence. My teacher underlined it on my paper. What should it say. Thank You Jacksonian era was known for the success of expanded suffrage. Jackson's supporters felt like white men should be allowed to vote.

English
Can you please tell me what is wrong with this sentence. My teacher underlined it and I can't figure out what is wrong with it. Thank you. With the results of the election in, Andrew Jackson led in the popular and electoral votes, yet did have the majority of the electoral...

math
3x-9+15x

History
We don't have a textbook. We never got one when we started school. Can you please tell me Who owned Texas before it became an independent nation? I tryed searching for an answer but did not come up with anything. I appreciate your help and will continue knit picking this q...

History
The southeastern Indians went to the west Texas is a western state now. Was it Mexico that owned texas before. Are my examples correct for me to use that I had listed before. I'm still loss. Sorry It takes me a while to catch on to history

History
For the removal of indians could I talk about the Trail of Tears and Blackhawk? Anything else? Slaves: Gradual emancipation, abolition, Louisiana Purchase Anything else? Any ideas for the Texans and Mexicans?

History
I need some help on this essay question for my history class. I'm confused. There are three instances of the theory of the Manifest Destiny in the US as we approach 1845. Name the three examples, discuss each of one and it's relationship to the growth of the United Sta...

Algebra1
is this what you are saying......... (t-5)/(3-t)..i need to list the numbers for which the rational expression is undefined.

Algebra1
don't have a good teacher. need to understand how if can solve to figure out if this is undefined t-3/3-5

biology
skin cells seem to fit together like pieces of a jigsaw puzzle how is this arrangement of cells helpful to an organism?

physics
A 44.3-cm diameter disk rotates with a constant angular acceleration of 2.3 rad/s2. It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time. (a) Find the an...

math
solve the quadratic equation xsquared - 2x - 3 = 0

Calc
Newton's Law of Gravitation says that the magnitude F of the force exerted by a body of mass m on a body of mass M is the following. F=(GmM)/r^2 Here G is the gravitational constant and r is the distance between the bodies. (a) Find dF/dr (b) Suppose it is known that Earth...

Calc
nevermind i got it

Calc
it got cut off...here's the rest: (i) 2 to 5 µm ? µm2 (ii) 2 to 3 µm ? µm2 (iii) 2 to 2.1 µm ? µm2 Thank you

Calc
The volume of a growing spherical cell is given below, where the radius is measured in micrometers (1 µm = 10^-6m). V = 4/3pi r^3 (a) Find the average rate of change of V with respect to r when r changes from 2. Evaluate your answers numerically. (i) 2 to 5 µm ? &m...

Calc
The volume of a growing spherical cell is given below, where the radius is measured in micrometers (1 µm = 10-6m). V = 4/3pi r^3 (a) Find the average rate of change of V with respect to r when r changes from 2. Evaluate your answers numerically. (i) 2 to 5 µm ? &mi...

physics
how are the colors in a spectrum from an atom different from those in a rainbow? I think it is that the spectrum colors are more distinct and not "fuzzy" like a rainbow but I'm not sure

science
bounce gruond based microwaves off of rain and snow.used to track the direction and speed of storms?

Statistics
The following data set represents the repair costs (in dollars) for a random sample of 30 dishwashers. 41.82 52.81 57.80 68.16 73.48 78.88 88.13 88.79 90.07 90.35 91.68 91.72 93.01 95.21 95.34 96.50 100.05 101.32 103.59 104.19 105.62 111.32 117.14 118.42 118.77 119.01 120.70 1...

Programming Language
Create a method called countSelected, which takes an array of integers and an integer as input parameters and returns the number of occurences of the integer in the array. Example: data:{2, 1, 1, 8, 1, 0} select:1 ==> 3 public int countSelected (int[] data, int select) {

Advanced functions
Solve x^3 -3x^2 +5x +4 = 0 using Tartaglia's method.

Advanced functions
Solve x^3 -3x^2 +5x +4 = 0 using Tartaglia's method.

chemistry
what is 200grams-1000cm3? please help me!

art
Compare and contrast the representation of weight and space in the painting of The Good Shepherd in the Catacomb of Saints Pietro and Marcellino and the mosaic of Justinian and Attendants in Ravenna's Church of San Vitale. Devote and space. In your third paragraph discuss ...

economics
During 2000, Orlando was growing rapidly with new jobs luring people into the area. Despite increases in population and income growth that expanded demand for housing, the price of houses barely increased. Why?

algebra
give a counter example to show that each statement is false, the domain of each variable is the set of real numbers..... number 1 said 1. if a2=b2, then a=b idk how yo do it??

chemistry
It can not be found with the following information. Good luck, hahahaha

math
pennies are kept in a jar the mass of the jar is 20 g the mass of each panny is 5g le t the varible p represent the total mass of pennis and the jar. let the variable n represent the number og pennys. 1a. write an equation that represent the relation ship between mass p and n ...

chemistry
1) What is the major product of dehydration of an alcohol? 2) Why does the simplest ketone have three carbon atoms and no fewer?

Chemistry
How many moles of atoms are in 50 atoms Ba? Answer in units of mol.

physics
It's just 909 N in the opposite direction for each person. If this force against the ground (usually called the force of Friction or Fs) was not there they would not be able to put the tension upon the rope.

Statistics
A simple random sample of 25 has been collected from a normally distributed population for which it is know that o=17.0. The sample mean has been calculated as 342.0, and the sample standard deviation is s=14.9. Construct and interpret the 95% and 99% confidence intervals for ...

Statistics
From past experience, an airline has found the luggage weight for individual air travelers on its trans-Atlantic route to have a mean of 80 pounds and a standard deviation of 20 pounds. The plane is consistently fully booked and holds 100 passengers. The pilot insists on loadi...

Pysical Science
Mass of C3H8 Reacted with (g) Mass of O2 Reacted (g) Mass of CO2 Produced (g) 44 160 132 250 909 750 400 1,455 1,200 465 1,691 1,395 6. Based on the data in the table, how do you know that carbon dioxide is not the only substance formed in this chemical change?

physics
What average force in N is required to stop an 1,188 kg car in 9 s if it is initially traveling at 89 km/h? f=ma f=1,188(9.8) f=11642.4N This looks wrong to me. Can someone explain this to me.

sanches
A wire carries a 15 microampere current. How many electrons pass a given point on the wire in 1.0 ?

health
Write a 700- to 1,050-paper responding to the following: You have recently been employed by a small local hospital as an administrative assistant in the emergency room. The hospital does not provide any behavioral health services. You are assigned the task of gathering informa...

Economics
Does a Contractionary Fiscal Policy help lower inflation? Or does Expansionary Fiscal Policy lower inflation?

Chemistry
How many grams are in a milliliter?

MATH
QUESTION: rounded to the nearest ten, i am 320, the sum of my digits is a multiple of 6 i am even.

5th grade
i re posted the question the way it is reading from my homework page. thanks for your help.

5th grade
i want to see if my answer is correct & that i am understanding this. question: round me to the nearest ten, i am 320 the sum of my digit is a multiple of 6 i am even. My Answer = 24 20 ten 24 2+4 =6

chemistry
Calculate the partial pressure of 24 g methane, 48 g of oxygen and 56 g of nitrogen contained in a 25L container. What is the total pressure.

physics
TY SIR. It extremely helped. I really appreciate your time..

literature - 11th grade
define "period structure

Engineering
A person rappels down a cliff. The person uses a 0.5 inch diameter rope, creating a 170-lb internal force. What is the normal stress in the rope. I got 340 by diving 170 from .5 is this right?

Physics
I got -2.84E14 plugged it in and got the wrong answer

Physics
A -3.5uC charge experiences a 13 ihat-N electric force in a certain electric field.What force would a proton experience in the same field? I got -7.28*10^-18 from (1.6*10^-19)(-45.5) I got -45.5 from multiplying 13 by -3.5 What am I doing wrong?

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