Posts by dEE

Total # Posts: 938

Physics
A vehicle is travelling at 25.0 m/s. It brakes provide an acceleration of -3.75 m/s^2[forward]. What is the driver's maximum reaction time if she is to avoid hitting an obstacle 95.0 m away? the answer is a number less than 0.5 second. can you tell me the exact number and ...

law
describe the implied powers doctrine.

geometry
If the base of an isosceles triangle has a length of 10, what is the shortest possible integral value for the length of each of the congruent sides?

Physics
Starting from rest, a 5.00 kg block slides 2.50 m down a rough 30.0 degree incline. The coefficient of kinetic friction between block and the incline is .436. Determine the work done by the friction force between block and incline and the work done on the normal force

MATH
B= 5 (given) L=h+1= 8 H= 7

Algebra
I got 1.12/.55 .05 x-.6x+1.2= .08 -.55x= -1.12 -1.12/-.55

Basic Communication Skills
Environment? Location?

math
21/3=7 answer 7

Physics please help
Starting from rest, a 5.00 kg block slides 2.50 m down a rough 30.0 degree incline. The coefficient of kinetic friction between block and the incline is .436. Determine the work done by the friction force between block and incline and the work done on the normal force?

math
-31 and 0

algebra
Is that suppose to be 2X or X^2

math
Negative

math
B+4=g B+g=18 b+b+4=18 2b=18-4 2b=14 b=14/2 b=7

Physics
Starting from rest, a 5.00 kg block slides 2.50 m down a rough 30.0 degree incline. The coefficient of kinetic friction between block and the incline is .436. Determine the work done by the friction force between block and incline and the work done on the normal force?

chemistry
Change 427 ml to liters Multiply liters and the molarity (1.73) and ur answer will be in moles Find the molar mass of k3po4 then convert your moles to grams using the molar mass

chemistry
Convert the grams to moles by using the molar mass then convert ml to liters M= mol/liters

Science
One big bird nest

ANSWERS FOR TEACHER AID TEXT 02604500
ANSWERS FOR TEACHER AID TEST 02604500

chemistry 105
13

physics
Add the masses on the bottom not subtract..sorry I hit the wrong button

physics
T= (2gm1m2)/(m1-m2) A= g(m1-m2)/m1+m2 D= 1/2at^2

Physics
Ok I tried an didn't even come close to the right answer.

Physics
The coefficient of static friction between the 3.00 kg crate and the 35.0 degree incline is .300. What minimum force must be applied to the crate from sliding down the incline?

physics
-15.00 m/s= Voy- 1/2(10.0 m/s) (.20 sec)^2 Voy = initial velocity and is equal to 0

Physics
Thank you!!

Physics
Two objects with masses of 3.00 kg are connected by a light string that passes over a frictionless pulley.what is the distance each object will move in the first second of motion if both objects start from rest.

Media Influences on America
Bill Goodykoontz states that media and popular culture often understand society better than straight coverage. Why is this so? Can you name any examples?

physics
The sum of two forces, one having a magnitude of 8 N acting due west and other having a magnitude of 6 N acting due north is ___. What is the magnitude of that force? Answer in units of N

physics
Thanks so much!!!

physics
An object with mass m1=5.00 kg rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2= 10.0 kg. Find the acceleration of each object and the tension in the cable.

physics
An object with mass m1=5.00 kg rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2= 10.0 kg. Find the acceleration of each object and the tension in the cable.

geometry
angle 3=3x+9

probability
Reiny, thanks!

Decision Criteria
You have available five different investment strategies and their respective payoffs for various states-of-nature as shown in the chart below. Which investment would you make under the different decision criteria? States of Nature Sever Decline Moderate Decline Stable Moderate...

probabilty
Smitty's Bar and Grill has brand name recognition of 61% around the world. Assuming we randomly select 2 people. The assumptions of a Bernoulli process are met. What is the probability a)exacatly 5 of the 12 recognize the name of Smitty's Bar and Grill? b)5 or fewer ...

statistics
The Ace AirLines has a policy of overbooking flights. The random variable x represents the number of passengers who cannot be boarded because there were more passengers that seats. x P(x) 0 0.061 1 0.132 2 0.255 3 0.345 4 0.207 a)Is this a probability distribution? How do you ...

math
its called order of operations, pre algebra

math
how do you get the answer: 32-13+21=114

algebra
80x=100 X represents the number of hours. Solve for x. 100/80=?

Algebra
y=1/2x+5

math
100/40 = 2.5 Which is 2 and a half hours.

math
40x=100 X represents the number of hours. Solve for x.

math
3.5x10 to the 4th 9.82x10 to the 8th

Finite Math
Pivot the system about the element in row 2, column 1. [3 3| –2] [–9 –4| 1]

Finite Math
A dietitian wishes to plan a meal around three foods. The meal is to include 16,200 units of vitamin A, 4,620 units of vitamin C, and 680 units of calcium. The number of units of the vitamins and calcium in each ounce of the foods is summarized in the table below. Determine ...

Finite Math
Solve the system of linear equations, using the Gauss-Jordan elimination method. (If there is no solution, enter NO SOLUTION. If there are infinitely many solutions involving one parameter, enter the solution using t for the last variable. If the solution involves two ...

Math
Find the equation of the circle that satisfies the given conditions. Center at the origin and passes through (7, 9) 130 = ?

soc
All sages provide both wisdom and inspiration. Since Dasha’s speech contained wisdom and greatly inspired her audience, Dasha is a sage. Which one of the following points out the flaw in the argument above?

math
Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. Assume 365 days in a year. (Round your answer to the nearest cent.) $3,000 balance, 21% ...

Math
Hi - I'm finding this question a bit tricky and think I answered it wrong, can someone please verify for me? Many thanks.... In triangle EFG, find the value of f, if e = 7.3 cm, g = 8.7 cm and <E = 73. Please help

math
Ahhh...I see! Thank you for helping, I would have never have worked this out correctly.

math
how will I see that the angle is 45 degrees? Don't we have to calculate that? This is what I'm asking you about. How is <O calculated so it comes up to 45 degrees? I have 2 sides and have to find the angle as it's not given before I can proceed to find the third...

math
Hi - I'm reposting this thread please read the bottom...thanks. Ajax is 8 km due west of Oshawa. Uxbridge is 16 km NW of Oshawa. How far is it from Ajax to Uxbridge? Explain whether you have enough information to solve this problem. my answer was 13.856 km but not ...

Math
Hi - I'm reposting this thread as there was some encoding issues in previous version that I clarified near bottom. Thanks. Hi - I'm having problems drawing a diagram for the following question. The part I find unclear is "they mark a point A, 120 m along the edge ...

math
Thank you, that's what I got too:)

math
Maybe all my questions have this problem. THanks for telling me how to fix it. The original question I posted was: Noah and Brianna want to calculate the distance between their houses which are opposite sides of a water park. They mark a point, A, 120 m along the edge of the ...

math
Hi - I'm having problems drawing a diagram for the following question. The part I find unclear is "they mark a point A, 120 m along the edge of the waterpark from Brianna's house. I'm wondering if point A is the waterpark. See question. My answer to this ...

math
Hi - How did you get 45 degrees? Think that's the part I'm lost with.

math
Ajax is 8 km due west of Oshawa. Uxbridge is 16 km NW of Oshawa. How far is it from Ajax to Uxbridge? Explain whether you have enough information to solve this problem. my answer was 13.856 km but not confident how I found the angle oshawa to begin with. I used Cos Oshawa = a/...

math
Hi sorry - Ģ was a triangle that I guess formated different on this page. Sorry

math
Hi - I'm finding this question a bit tricky and think I answered it wrong, can someone please verify for me? Many thanks.... In ƒ¢ EFG, find the value of f, if e = 7.3 cm, g = 8.7 cm and ÚE = 73‹. my answer was 4.73 cm but I'm not ...

Math
Thank you for clarifying! Also appreciate how quickly you helped me. Very good math skills :)

Math
An architect designs a house that is 12 m wide. The rafters holding up the roof are equal length and meet at an angle of 68°. The rafters extend 0.6 m beyond the supporting wall. How long are the rafters? Hi - I was wondering if you could help me with this question. I'...

english
after the play_________, several critics made scathing comments about it

Health care
is the best topic to talk to the doctors about not being able to afford RT's and that were are able to refer them to other places??

Health care
You are a new administrator at a hospital, the icu & er are suffering a shortage of respiratory therapists, you need to gather information for a meeting with them, what information do you need before the meeting? develop a tactical plan, what are the major issues? how does it ...

history
why were the plebeians and patricians in conflict?

History
thanks :)

History
Why were the Etruscans considered to be the greatest influence on early Rome?

algebra
Factor x3+8 x2+4x +32=

Literature
Is this a couplet? If this be error and upon me proved, I never writ, nor no man loved.

epidemiology
test the null hypothesis and interpret findings on toxin levels between farm, urban and suburban homes

Computers
What is software that monitors incoming communications and filters out those that are from untrusted sites or fit a profile of suspicious activities

Finance
help

Chemistry
How much HNO3 can be made from 25.0g of NO2?

meterology/lab
Assuming that the air temperature drops 6.5 Celsius degrees per 1000 m, compute the temperature at the tropopause if the sea-level air temperature is 15 C and the altitude of the tropopause is 11 km.

Human Resources
The question is describe the process for tracking and evaluating training effectiveness. Not sure what the process is??

science
if an ocean wave has a wavelength of 15.0m. its period is 10s wht is the speed of the wave?

Human Resources
What are the 5 recruitment strategies or methods in health care? They can be internal or external. Thank you.

English
Which is correct.. Who does the play have as its star? or Whom does the play have as its star? Thank you.

Calculus
Find the area of the largest rectangle that can be inscribed in a semicircle or radius r.

Calculus
Find the point on the parabola y^2=2x that is closest to the point (2,4)

biology
8-b

chemistry
what is the molar mass of a gas if 26.0L of the gas has a mass of 43.6g at 1.10 atm and 10.0 C?

math
Suppose the cost function associated with a product is C(x) = cx + F dollars and the revenue function is R(x) = sx, where c denotes the unit cost of production, s the unit selling price, F the fixed cost incurred by the firm, and x the level of production and sales. Find the ...

Finite Math
A bank deposit paying simple interest at the rate of 8% per year grew to a sum of $1200 in 10 months. Find the principal. (Round your answer to the nearest cent.)

Finite Math
A {r,u,v,y} B {r,v,w,x} C {r,u,w,z} t and s are on the outsides. find (A intersect B) intersect Cc (A union B union C)c

Finite Math
*(A intersect B) intersect Cc (A union B union C)c

Finite Math
A {r,u,v,y} B {r,v,w,x} C {r,u,w,z} t and s are on the outsides. (a) (A B) Cc (b) (A B C)c

Finite Math
Okay i think i understand. annually: 6% semiannually: 6.09% quarterly: 6.14% monthly: 6.17%

Finite Math
Find the effective rate of interest corresponding to a nominal rate of 6%/year compounded annually, semiannually, quarterly, and monthly. (Round your answers to two decimal places.)

Finite Math
I'm so lost...

Finite Math
Find the effective rate corresponding to the given nominal rate. (Round your answer to two decimal places.) 11%/year compounded semiannually

French
I don't know when I should add an e to indicate female in verbs/tenses Is the following correct ? je me lave (masculine) or je me lavee (female) il se lave elle se lavee Many thanks Dympna

French
Thanks SraJMCGin That answers most of my question. What about when in any other tenses when indicating a female ? i.e je me lave(e) ? or ie Present tense of donner or any other tenses imperfect, future Je donne tu donne il donne elle donne ? Many thanks if you can help dee

French
In all French verbs tenses do you add an extra e for females es for feminine plural and s for masculine plural. ? Or is this just for the passe compose or direct object pronoums ?

Chemistry
How many moles are in 51 g of (NH4)2SO4

business math
carol miller went to europe and forgot to pay her 4740 mortgage payment on her new hampshire house,. for her 59 days overdue on her paymen. the bank charged her a penalty of $15 assume 360 days. what was the rate of interest charged by the bank?

Physics 20
which pair of atoms would combine chemically to give an ionic compound

pre-algebra
The selling price of a home dropped from $300,000 to $200,000. By what percent did the price change?

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