# Posts by tim

Total # Posts: 1,512

**Chemistry **

A sample of oxygen, O2, occupies 32.2 mL at 30 °C and 452 torr. What volume will it occupy at –70 °C and the same pressure?

**Health**

9 and 10 are false

**Statistics**

88%

**Math**

Divide 33 photos into 2 groups so that the ratio is 4:7

**maths**

two cars start to drive around two Km trackat the same time.carX MAKES ONE lap every 80second,while CarY make one lap every 60second. How long will it take for two cars to be at their starting position again?give answer in minutes.

**math**

A standard deck of cards has 52 cards in it. The cards are divided into 4 suits or 13 cards each.If one draws two cards at random from the deck of cards what is the probability that they are of the same suit ?

**math**

How many di?erent outcomes could there be when rolling three 6 sided dice ?

**math**

How many di?erent outcomes could there be when rolling three 6 sided dice ?

**math**

A committee of 5 is chosen from 6 teachers and 3 students and 7 others. Determine the number of ways of selecting the committee if it is to contain: (a)at least two teachers (b)no teacher nor student

**algebra**

7 more than twice Jenny'a age. Use j to represent Jenny'a age

**Ashford**

In hiring officials it is considered best to: A. Pay a salary plus expenses rather than a flat fee B.Have officials selected with the approval of the opponents C.Use local officials D.Have officials chosen strictly by the home team. A and C Which of the following is not ...

**Ashford**

In hiring officials it is considered best to: A. Pay a salary plus expenses rather than a flat fee B.Have officials selected with the approval of the opponents C.Use local officials D.Have officials chosen strictly by the home team. A and C Which of the following is not ...

**Language Arts 7**

whats number 5

**Math**

The bus fare in a city is $2.00. People who use the bus have the option of purchasing a monthly coupon book for $ 20.00. With the coupon book, the fare is reduced to $1.00. Determine the number of times in a month the bus must be used so that the total monthly cost without the...

**Math**

The two stadiums with the largest capacities are Marshfield Stadium and Bowden Stadium. The capacity of Marshfield Stadium exceeds that of Bowden by 7,341 people. Combined, the two stadiums have a capacity of? 210,355 people. Find the capacity of each stadium. Marshfield ...

**Math**

Use the percent? formula, A=PB: A is Percent of B 30% of what number of 87%. Need help.

**Math**

When seven times a number is decreased by 8, the result is 55. What is the number. Help me to understand.

**Algebra**

Please show me how this is my first time learning algebra.

**Algebra**

add 18 to both sides, take the square root to each side to find x. Please show me how.

**Algebra**

Evaluate the algebraic expression for the given value of the variable. -4,x^2-18= -10 Please check my answer

**Alegbra**

Evaluate the given expression for x= -9. -6x-4= I need help understanding.

**Alegbra**

I need help understanding this problem. ?(Simplify your answer. Type a whole? number.) 3^2 3^3=

**Alegbra**

Use properties of exponents to simplify the given expression. First express the answer in exponential form. Then evaluate the expression. 3^2 3^3=

**Math**

last week she read=1/5 this week she read=3*1/5=3/5 she has read =last week+ this week =1/5 +3/5 =4/5 left to read=5/5-4/5 =1/5

**Accounting**

X has recorded bad debt expense in the past at a rate of 1.5% of accounts receivable, based on an aging analysis. In 2017, X decides to increase its estimate to 2%. If the new rate had been used in prior years, cumulative bad debt expense would have been $387,800 instead of $...

**algebra**

Determine the length of the missing side of each right triangle. Show your work. 1)a=15; b=?; c=20 Answer is b= 5?7 2)a=9; b=12; c=? Answer is c= 15 **How do I show my work to come up with each of these two answers? THANK YOU!!

**social studies**

bla bla bla I don't care if there watching

**algebra**

The length of a rectangle is 4 inches more than twice the width. If the area of the rectangle is 48 square inches, what is the length of the rectangle? SHOW WORK. Thank you!!

**099**

2(2x-7)-16=3(-x-7)-11 After getting rid of the () 4x-14-16=-3x-21-11 Where do I go from here?

**099 math**

2(2x-7)-16=3(-x-7)-11

**099 math**

2(2x-7)-16=3(-x-7-11)

**099 math**

-2(-x-5)+1=5

**English**

Identify the most effective method by which a writer can persuade a reader. A.S/he repeats the same idea over and over, using different words. B.S/he tries to use information that could frighten a reader. C.S/he supports main points with strong research. D.S/he proofreads the ...

**English**

To cite sources correctly in APA, a research-based paper must contain both in-text citations and a references page that contains full citations of each source mentioned in the paper. True False I say True. Please check my work.

**English**

Evaluate which of the following is the best example of a summary. A.In Goldilocks and the Three Bears, a character named Goldilocks sneaks into a home owned by bears. She eats a bowl of porridge and falls asleep in the house. When the bears return, Goldilocks awakens. ...

**English**

A typical research-based paper contains an introduction with a thesis, a body in which the paragraphs begin with topic sentences, a conclusion, and a references page. True False I say True. Please check my work.

**English**

In any academic writing, it is appropriate to use the word you, as in: When you read the research, you know that the death penalty does not deter crime. True False I say false. Please check my work.

**Physics**

A locomotive pulls 12 identical freight cars. The force between the locomotive and the first car is 150.0 kN, and the acceleration of the train is 2 m/s2. There is no friction to consider. Find the force between the eleventh and twelfth cars. (Express your answer to two ...

**English**

I'm trying to follow my teacher advise. Writer's must include their research to ensure there reader's understands his point. How would you write this.

**English**

The male writer research must ensure his reader they are understanding his point. Recheck my answer.

**English**

The writer research must ensure the reader is understanding his point. Please check my work or how would you rewrite.

**English**

Revise the following sentence to include gender neutral pronouns. Change any words necessary. A writer must include research to ensure the reader understands his point. I need help with this one.

**English**

It's important to evaluate information, before including it in the paper. Is this better.

**English**

It's important for me to evaluate information before including it in the paper. Please check my work.

**English**

Revise the following sentence to omit personal pronouns. I think it is important for you to evaluate information before it in a paper. It's important to evaluate information before including in your paper. Please check my work.

**English**

Rewrite the following sentence to make it more concise: The referendum was held by the government in the month of August. The Government held a referendum in the August. Please check my work.

**English**

The floodwall was utterly devastation. Please check my work.

**English**

Rewrite the following sentence to make it more concise: The end result of completely eliminating the floodwall was utter devastation. I need help with this one.

**English**

How would you rewrite the sentence.

**English**

Revise the sentence below to make it more formal: 'You're going to get really fat if you eat at fast foods restaurants all the time. My version: If you continue eating at fast food restaurants all the time, the possibility of becoming obese will be very high. Please ...

**Geometry**

What is the relative position of two lines if their orthogonal projection onto the projection planes are a) parallel lines b) coinciding lines c) intersecting lines

**English**

Yes I'm studying a three-part in-text citation for APA guidelines.

**English**

Generally, any sentence that contains research-based information must include a three-part in-text citation that lets readers know the source of the information. True False I sat True. Please check my answer.

**English**

Quotation marks are required when using exact words from an outside source. True False I say True. Please check my answer.

**English**

When a writer paraphrases or summarizes information from a source, s/he does not need to provide a citation. True False. I say false. Please check my answer.

**English**

The sentence below requires a citation. In the last three years, Ford has sold more automobiles in America than any other auto-manufacturer. 1.True 2.False I say False. Please check my answer.

**English**

After reading the website you recommended I now say False.

**English**

The sentence below requires a citation. The United States of America has 50 states. True False I say True. Please check my answer.

**English**

In a research-based paper it is sometimes OK to quote directly from a research source without any attribution. True False I say False. Please check my answer.

**math**

2?72 +?32 I got 8?8

**Math**

2sqr72+sqr32 9x8 plus 4x8 2sqr3 x sqr8 + 2xsqr8 =8sqr8

**English**

Thank-you Ms. Sue for your help. You are great..

**English**

Read the thesis statement that follows. Identify why it is a good thesis statement. Government should provide health insurance because the costs of uninsured people damage the economy. A.It is interesting B.Everyone already knows it’s true. C.It mentions a broad topic, ...

**English**

The sentence below is a workable thesis statement. The U.S. manufacturing industry should receive more government subsidies so that it can compete worldwide with companies whose governments give greater subsidies 1. True 2.False I say True. Check my answer

**English**

Any good thesis statement should contain in-text citations. A. True B. False I say true.

**English**

Will the answer be D. The conclusion is the closing statement.

**English**

1. Identify which description below is untrue of a good thesis A. A thesis mentions a broad topic. B. A thesis narrows the broad topic to a single statement C. A thesis very briefly mentions the factors that contribute to the writer’s position D. A thesis belongs in the ...

**Geometry**

tnks, Cool is 100 correct

**Partial Sums and finding a certain term**

Suppose that the nth partial sum of the series ? ?an is Sn = (5n-2)/(5n+2) n=1 ? Find a3. I have tried plugging in n = 3 and solving Sn but that is incorrect. I believe something is wrong with my approach and I would be happy to get some guidance.

**Partial Sums**

Suppose that the nth partial sum of the series ? ?an is Sn = (5n-2)/(5n+2) n=1 ? Find a3. I have tried plugging in n = 3 and solving Sn as well as summing the first three terms of the series to find a3. I believe something is wrong with my approach and I would be happy to get ...

**Partial Sums**

ignore this question I accidentally posted it

**Partial Sums**

Suppose that the nth partial sum of the series ? ? ?n=1 an ? is ?sn = ? 5n ? 2 5n + 2 ?

**Recursive Sequence and its Limit**

I have been given the following info: a<1> = 1, a<n+1> = 3*a<n>/6+a<n> I plugged L in and ended up with the equation: L = 3*L/6+L, which I solved and got L = -3 for the limit. However, this answer is either only partially correct or close to the true ...

**Mathematical Induction**

Thank you Steve for the response. So from what you have said, I first assume that a<n+1> > a<n> and then prove that the corresponding expression is true? Or is it the other way around?

**Mathematical Induction**

Monotonic*

**Mathematical Induction**

I have been given that a1 = 1 and an+1 = 1/3*(an + 4). In order to prove that this sequence is monotonous, what is the second step of mathematical induction? If my explaining of the question is unclear, here is a picture of the question and the possible answers. I believe the ...

**Calculus (Sequences)**

Hello, here is a picture of the question I am trying to solve, I believe the answer to be C, but I would just like some confirmation/correction. goo. gl/gWfhVn

**English**

Choose the correct word or phrase to fill in the blank. Do you really want to give __________ the money that you earned? A.she and Jim B.Jim and she C.them two D.Jim and her I think it's D.

**English**

Choose the correct word or phrase to fill in the blank. Neither her associates nor the doctor __________ the surgery is necessary. A.thinks B.think I pick A.

**Math**

Put the distance each friend live from one another from greatest to least,4 3/4,4 7/8,4 9/10 and 4 4/5.

**physics**

an object of mass 10 kg is at rest when a net force of 20 N acts on it in a direction east. The acceleration produced on the object is? a) 2 m/s^2 in the direction east b) 2 m/s^2 in the direction west c) 0.5 m/s^2 in the direction east d) 0.5 m/s^2 in the direction west e) ...

**physics**

A 1-kg rock is suspended from the tip pf a uniform meter at 0 cm mark so that the meter stick balances like a see-saw when the fulcrum is at 20 cm mark. what is the mass of the meter stick?

**Finite Math**

Kane Manufacturing has a division that produces two models of hibachis, model A and model B. To produce each model-A hibachi requires 3 lb of cast iron and 6 min of labor. To produce each model-B hibachi requires 4 lb of cast iron and 3 min of labor. The profit for each model-...

**FUNCTIONS HELPPPPP????**

Please I need help with this algebra problem With the 3 equations f1(x)=0 f2(x)=1/8(x+16)^2-98 f3(x)=2x+24 Determine an equation for this function with the 3 pieces above.(Refer to creating the polynomial functions) I do not know how does everyone get this answer g(x) = f2(x)-...

**Functions**

Can you show me the process to 1/8x^2+2x-90 because I'm getting way different answer

**Functions**

i know i need to use this formula g(x) = f2(x) - f3(x)

**Functions**

THATS the question

**Functions**

I need to make an equation with the 3 pieces

**Functions**

Please I need help with this algebra problem With the 3 equations f1(x)=0 f2(x)=1/8(x+16)^2-98 f3(x)=2x+24 Determine an equation for this function with the 3 pieces above.(Refer to creating the polynomial functions)

**Functions**

Please I need help with this algebra problem With the 3 equations f1(x)=0 f2(x)=1/8(x+16)^2-98 f3(x)=2x+24 Determine an equation for this function with the 3 pieces above.(Refer to creating the polynomial functions)

**Math**

Thank you

**Math**

You are randomly selecting one catches on a 52 card deck.find the probability of selecting: a 2 or a 3 I got 2/13 A red 2 or a black 3 I got 1/13 I want to make sure it is correct This is very urgent Thanks

**L'Hospital's Rule and Indeterminate Forms**

I understand LHR can be applied to limits of the indeterminate form 0/0 and inf/inf. However, can it be applied to the other indeterminate forms of 1^inf, inf-inf, inf^0, 0^inf, and inf*inf?

**Physics**

A certain number of identical resistors are connected in series and their total resistance is measured. When the resistors are disconnected and re-connected in parallel, their total resistance drops to one-percent of the value measured when they were connected in series. How ...

**Calculus**

That x^2 should be the upper limit on the integral and x is the lower limit on the integral

**Calculus**

Let F(x)= x^2 ? sqrt(1+t^3)dt x Find F'(4). I applied the FTC and thought that F'(4) = f(4) which in this case would be sqrt(1+4^3), giving me an answer of sqrt(65), however this is incorrect. I'm not sure how to proceed with the question.

**Calculus**

Ah! Oh my, I completely missed that! Thank you for the help Steve.

**Calculus**

I am trying to solve a sigma/summation notation problem: n = 99, i = 4 and each term in the sequence is determined by (1/i) - (1/(i+1)). Since n = 99, I think it's safe to assume my professor does not want me to actually go through the process of subbing in "i" ...

**Business**

Accounting is actually an easy subject for most people to understand because almost everyone is exposed to basic accounting concepts in their everyday life. True or False. I say True.

**College**

Any organization that produces a good or service can be classified as a business. True or False I say true. Please check my work.