Tuesday

January 27, 2015

January 27, 2015

Total # Posts: 883

**Math**

all good the bx but to the power of 2, not -2 then minus 2.
*January 26, 2015*

**Math**

The domain of y=the square root of bx to the power of two -2 is undefined, which of the following best describes the value of 'b'? a)b is less than or equal to 0 b)b<0 c)b=0 d)b is greater than or equal to 0
*January 26, 2015*

**chem**

Acetone is a common solvent and has a density of 0.7899 g/mL. What volume of acetone, in mL, has a mass of 40.6 g?
*January 25, 2015*

**Math**

how much simple interest does $2560 earn in 17 months at a rate of 5 1/8%?
*January 25, 2015*

**Algebra**

My problem is 48 a^ b to the 7th power all under the sq rt sign (don't know how to make the sign on my computer) I wasn't very clear before. Steve or anyone could you walk me through this...math (especially) algebra is NOT my forte'
*January 18, 2015*

**Algebra**

Simplify the radical expression square root 48a squared b to the 7th all beneath the sq rt sign I have no work to show, can't remember the steps to solve
*January 18, 2015*

**Math**

Thanks for the help Reiny!
*January 18, 2015*

**Math**

8-i/2+3i write complex # in standard form. I know to FOIL, not sure if I did it right, I got -13/4-9i then I'm not sure what to do next or if I'm done...so lost can anyone help me?
*January 18, 2015*

**Math**

7 billion chocolate chip cookies are consumed annually. In order to find out how many cookies are consumed on average by every person in the United States, what other information would you need to know in order to solve the problem?
*January 4, 2015*

**Rocket Science**

Calculate the minimum change in velocity (delta V or ∆V) required for the Space Shuttle to decrease its altitude to 60 miles if it’s orbiting with an apogee of 246 miles and a perigee of 212 miles above the surface of Earth
*January 1, 2015*

**science**

15 ml of satuated solution of potassium chloride in water at 50 degrees celecius is raised to 70 degrees celecius. How much more kcl will dissolve
*December 22, 2014*

**astronomy/physic**

If you’re trying to build a house north of an old pine forrest (∼50m tall trees). How far north must you be from the edge of the forrest in order to ensure that you see at least a bit of the Sun even during the winter solstice?
*December 14, 2014*

**math**

There were 845 million facebook users in 2011 and 608 million in 2010. What is the percent since Facebook is now used by 1 in every 13 people on earth? is the answer:7.69% 1 x x - - 13 100
*December 12, 2014*

**PLEEEEEAAAASE HELP WITH DIFFERENTIAL EQ PROBLEMS!!**

1) What are the equilibrium solutions to the differential equation and determine if it is stable or unstable with the initial condition y(-4)=1: 0.1(y+2)(4-y) 2) Use Euler's method with step size=0.5 and initial condition y(0)=3 to solve the equation y(0)=3 to estimate y(2...
*December 8, 2014*

**Advance Algebra**

yes
*December 7, 2014*

**Advance Algebra**

The concentration (in milligrams per liter) of an antibiotic in the blood is given by the geometric series: A + Aekt + Ae2kt + + Ae(n − 1)kt where A is the number of milligrams in one dose of the antibiotic, n is the number of doses, t is the time between doses, and k is...
*December 7, 2014*

**physics /astronomy**

If a system has multiple planets all in the exact same orbital plane, does the transit of one planet imply that all planets in the system must transit as well?
*November 24, 2014*

**English Writeacher**

I want to thank you for advice and help in my English course. On my 9 page final I missed 7 questions, but what was so bad it was on complex and compound complex sentences my weakness I knew. I made 93 on final. I have a 96.83 grade average for course. Again Thank You for help...
*November 22, 2014*

**English MS Sue**

Got my final exam test graded.i made a 93. he praised me for only missing 7 questions And they all were on the complex or compound complex sentences which were my weakness I know. proud that I got a 96.83 average for course. Thank You for the help and telling me of the sites ...
*November 22, 2014*

**Principles of Public Speaking**

When researching for supporting materials about the impact of violence in the media, it is a good idea to get assistance from this resource. A. Television B. Call-in radio C. Librarian D. Personal Interview
*November 22, 2014*

**Algebra**

y=25x+500 solve for x solve for y
*November 21, 2014*

**English**

Just to say Thank YOU everyone for the advice and help I have received. I have turned in my final exam. It was 9 pages and yes, I had to ask for advice and help, but I have really learned a lot. I will let ya'll know my outcome. It is nice to learn something new everyday!
*November 19, 2014*

**English**

Can I change the following sentence. I had to study and keep reviewing to succeed. to-----You must study and keep reviewing to succeed. Will this be an imperative sentence now?
*November 19, 2014*

**English**

I just saw where you helped me below. I left a question on the comment earlier. Thank You, Thank You
*November 19, 2014*

**English **

Trying to rewrite my paragraph. Wanted to say "This class has been a challenge, but very self gratifying to me." Is there another word beside gratifying I could use?
*November 19, 2014*

**English Ms Sue**

one more ? Can I cange I had to study and keep reviewing to succeed. --- You must study and keep reviewing to succeed. To use as an imperative sentence. I need all 4
*November 19, 2014*

**English Writeacher**

Thank You so much for pointing the Alas out to me. That would have been embarrassing. The professor has graded none of our papers for about 4 weeks, but at that time I had a 98 average. So I see I need to work a declarative sentence in there. Hey to be 63 out of school since ...
*November 19, 2014*

**English Ms Sue**

The last thing on my final is a paragraph I had to write, Using correct spelling and correct grammar, write a paragraph of five related sentences that discuss your experience in the English Grammar course. Using all four sentence types. Will you proof read for me? Alas, Lord...
*November 19, 2014*

**English**

We are debating this sentence. Although some items are not for the body but for the soul. I say a fragment. It just doesn't sound complete to me.
*November 18, 2014*

**English**

I would say--- it does
*November 18, 2014*

**English**

Second guessing myself again, Cigarette advertising has been banned from television, it does, however, appear in printed material. Has to be a comma splice sentence to me am I right?
*November 18, 2014*

**English**

Finally, I woke up, one day my life began to change. I am going to say this is a Comma splice sentence. This part of grammar I do not like, LOL!
*November 18, 2014*

**English Ms Sue**

Ok, I got my final exam in hand. Nine pages. Think I can whip this one, but he put my weakest point in test. 4 pages of nothing but the complex, compound complex, simple and compound sentences. Have pulled out my print outs from chompchomp. I will do this! My professor has not...
*November 17, 2014*

**English**

Can a gerund come at the end of a phrase? Like When you reach the crossing, try to avoid stepping on the stones in the pathway. I am thinking crossing is a gerund in the phrase. Stepping used as a verb.
*November 17, 2014*

**English **

Still doing good in English, I hope. Sentence---Yesterday during the tornado watch, we heard the wailing of the siren in the pathway. A gerund always ends in -ing and functions as a noun. Ok during is not a gerund but wailing is a gerund. Am I right?
*November 17, 2014*

**Inflation Exam**

Inflation Exam 1) You are developing a data base for Army tracked combat vehicles and you are normalizing the data base to base year 2014 dollars. What number would you enter into the data base for a vehicle budgeted at $4,725,000 in the FY18 appropriation? (Use the inflation ...
*November 15, 2014*

**statistics**

a jar contains red and blue marbles. two marbles are chosen without replacement. the probability of choosing a red marble and then a blue marble is .26, and the probability of selecting a blue marble first is .43. what is the probability of selecting a red marble on the second...
*November 12, 2014*

**statistics**

at the tire store, 10 out of every 100 tires are defective. if your parents randomly choose and purchase 4 new tires for a family vehicle from a set of 100 newly shipped titres, what is the probability that all four will be defective
*November 12, 2014*

**Math**

dtgdfsgcbczn rde
*November 10, 2014*

**Trigonometry**

Round answer to two significant digits A telephone pole 40 feet high is situated on an 13° (H) slope from the horizontal. The measure of angle CAB is 21°. Find the length of the guy wire AC.
*November 8, 2014*

**Trigonometry**

A telephone pole 40 feet high is situated on an 13° (H) slope from the horizontal. The measure of angle CAB is 21°. Find the length of the guy wire AC.
*November 8, 2014*

**Trigonometry**

Round your answer to three significant digits. Use the distances shown in the following figure to determine the depth of the submarine below the surface of the water. Assume that the line segment between the surface ships is directly above the submarine.
*November 8, 2014*

**chemistry**

What volume (in milliliters) of 0.496 M aqueous ammonia, NH3, could be made from 17.6 mL of concentrated aqueous ammonia (15.0 M)? (atomic masses: N = 14.01, H = 1.008)
*November 7, 2014*

**English**

Going over my work before I have to submit. I have one doubt before I do it. The sentence is--- If you hurry you will be able to keep your appointment. I say two independent clauses with no comma, but If you hurry sounds like an order ofexpression to set outside. Am I right to...
*November 6, 2014*

**Trigonometry**

An airplane flew 300 miles at a bearing of N65°E from airport A to airport B. The plane then flew at a bearing of S38°E to airport C. Find the distance from A to C if the bearing from airport A to airport C is S60°E.
*November 6, 2014*

**English**

I know with a dependent clause in front of the sentence, then an independent clause separated by a conjunction I use a comma. If u have two independent clauses with a conjunction do I use a comma. Example The class will take a trip when school is over. It seems the more I ...
*November 5, 2014*

**English**

I think I am brain tired, LOL! In the following sentence. The boy's baseball glove needed more padding. I know The boy's baseball are all adjectives. Do they all modify glove?
*November 4, 2014*

**English**

The sky grew dark with the approaching storm clouds. grew is verb , but dark is adjective I believe. Would this still be a transitive verb?
*November 3, 2014*

**English Ms sue**

I guess I was saying how to identify them right, but I am going to chompchomp. Thank You So Much I am really learning a lot.
*November 3, 2014*

**English Ms sue**

Is there any good rules to linking verbs? I should have gone to chompchomp and checked, but was wondering. Two more weeks until my final. I am still standing 98 grade average.
*November 3, 2014*

**English**

hear
*November 3, 2014*

**English**

Suppose to underline the verb or verb phrases. Confused on this one. The deer run when they hear the footsteps of a human. The deer run to me is a clause when they hear footsteps is a phrase Am I right
*November 3, 2014*

**English**

Looking over past questions posted. Looks like English students are studying the same thing. Glad to say chompchomp helped me a lot,but I have one I keep pondering on. Jimmy crossed the deep stream by carefully stepping on stones without moss, but he fell twice. I want to say ...
*October 30, 2014*

**English**

Ms. Sue the chompchomp helped me a lot. BUT!!!! confused on this one. Pausing, the deer was sniffing the wind before stepping into the meadow. I believe "Pausing" is a participle. I don't believe it is a gerund used as a noun.
*October 30, 2014*

**English**

On following sentence the first clause is a dependent clause. The second clause is an independent clause which can stand by itself. Before President Roosevelt died, President Truman did not know that the United States was developing atomic weapons. I say No Noun Clause. My ...
*October 27, 2014*

**English**

Am I right to say the following sentences has 2 adjective clauses. The boxes in that closet belong to my nephew who has moved away. in that closet who has moved away
*October 27, 2014*

**English**

In the following sentence am I correct to say that "whom the newspaper endorsed" is the adjective clause. My company once employed the woman whom the newspaper endorsed for political office.
*October 27, 2014*

**Trigonometry**

Solve the equation for exact solutions in the interval 0 ≤ x < 2π. (Enter your answers as a comma-separated list.) sin 2x cos x + cos 2x sin x = 0
*October 22, 2014*

**Trigonometry**

Round your answer to three significant digits. Use the distances shown in the following figure to determine the depth of the submarine below the surface of the water. Assume that the line segment between the surface ships is directly above the submarine. a = 719 b = 585 c = 445
*October 22, 2014*

**Trigonometry**

And I will find only the solution actually and I not prefer in the diagram
*October 22, 2014*

**Trigonometry**

Reiny, sorry I can't post the illustration
*October 22, 2014*

**Trigonometry**

Round answer to two significant digits. An airplane flew 300 miles at a bearing of N65°E from airport A to airport B. The plane then flew at a bearing of S38°E to airport C. Find the distance from A to C if the bearing from airport A to airport C is S60°E.
*October 22, 2014*

**Trigonometry**

Round answer to two significant digits. A telephone pole 40 feet high is situated on an 13° (H) slope from the horizontal. The measure of angle CAB is 21°. Find the length of the guy wire AC.
*October 22, 2014*

**Trigonometry**

Solve the equation for exact solutions in the interval 0 ≤ x < 2π. (Enter your answers as a comma-separated list.) cos 2x cos x − sin 2x sin x = 0
*October 22, 2014*

**Trigonometry**

Solve the equation, where 0° ≤ x < 360°. Round approximate solutions to the nearest tenth of a degree. (Enter your answers as a comma-separated list. If there is no solution, enter NO SOLUTION.) 3 sin x − 3 cos x = 1
*October 22, 2014*

**English**

Confused a little is verb correct in following sentence? Not only the newspaper, but also the radio warns of the approaching crisis.
*October 20, 2014*

**English**

Did I do alright fixing the following sentence? It was a run-on. (these run-0n are so tricky to me) Lawsuits seem to be getting out of hand; one little girl sued the Crack jack company, because the prize was missing from her box.
*October 17, 2014*

**English**

Ms Sue I am really studying hard I have one more will you check for me? Lew wasn't sure he had locked the front door so after him and Marian left for their vacation at nine o'clock they came back at 9:30. Do I need any commas?
*October 16, 2014*

**English**

Did I rewrite this run-on sentence correct? Ellie's new glasses were much stronger than her old ones. As she walked out of the doctor's office the floor seemed to leap up at her.
*October 16, 2014*

**english**

Are two the following sentences correct? The word "cool" originally meant a slight low temperature. About an hour later Jesus arrived. I am having a time with commas and fragments
*October 16, 2014*

**program planning**

An appropriate science activity for a child six to 12 years of age is A. using a compass to find a specific site.B. experimenting with a magnet.C. growing plants from seeds.D. collecting leaves. My answer is D
*October 15, 2014*

**program planning**

Which of the following evaluations is most likely to be made by the director alone? A. Evaluation of the enrolled childrenB. Evaluation of the programC. Evaluation of the facilityD. Evaluation of the staff member My answer is D
*October 15, 2014*

**program planning**

The curricular approach which encourages children to explore, experiment, and discover is A. eclectic.B. child-centered.C. adult-centered.D. child-initiated. My answer is B
*October 15, 2014*

**program planning**

A well-developed curriculum that has been planned to support individual differences will also support A. a "clean your plate" rule during meal time for all children.B. a strict standard nap time policy.C. cultural diversity.D. individual parent demands. My ...
*October 15, 2014*

**physics**

A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.80 104 m/s, and the radius of the orbit is 5.20 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has a radius of 8.70 106 ...
*October 7, 2014*

**Math**

using four different digits, what is the least sum you can get when you add two 2-digit numbers? Write your problem
*September 22, 2014*

**math**

(b)3000
*September 18, 2014*

**Physics**

A glider of length 10.1 cm moves on an air track with constant acceleration. A time interval of 0.732 s elapses between the moment when its front end passes a fixed point circled A along the track and the moment when its back end passes this point. Next, a time interval of 1....
*September 16, 2014*

**Calculus-Math**

The ordering and transportation cost C for components used in a manufacturing process is approximated by the function below, where C is measured in thousands of dollars and x is the order size in hundreds. C(x) = 12((1/x)+((x)/(x+3))) (a) Verify that C(2) = C(15). C(2) = 54/5 ...
*September 15, 2014*

**chemistry **

kilojoules released when 80.0g of steam condenses at 100 ∘C and to cool the liquid and freeze it at 0 ∘C I used the formula for condensation/ evaporation( 80.0g(2260)1kJ/1000J=632.8) and then i used the formula for heat of fusion(80.0g(334/1)1kJ/1000J=26.72) then ...
*September 15, 2014*

**physics**

3.8
*September 12, 2014*

**physics**

A speedy tortoise can run at 0.12 m/s, and a hare can run 18 times as fast. In a race, they start at the same time, but the hare stops to rest for 1.5 min, so the tortoise wins by a shell (20 cm). How long does the race take? Answer in units of s
*September 11, 2014*

**finance**

I'm in great need of help with a finance problem. You are a small business owner and you have the opportunity to expand your facility, which will increase your production capacity over the next 5 years. The expansion will cost $60,000 and additional equipment will cost ...
*September 9, 2014*

**Precalculus**

The angle of depression From the top of a 75-foot lighthouse to a ship out in the ocean is 40'. How far is the ship From the lighthous?
*September 8, 2014*

**language**

Finding the subject and predicate in The production of clean timber takes several years.
*September 3, 2014*

**finance**

I need help bad. You have been running your small business, Craft’s Boat Shop, for several years now and have been very successful. You have come to the point where you expect sales to increase next year and want to be sure that you have enough assets available to ...
*September 2, 2014*

**P.E**

You are correct, it is false
*September 2, 2014*

**chemistry**

the density of alcohol is 0.79g/ml. find the mass of 15.5ml of alcohol? 15.5ml x 0.79g/ml = mass 12.245g
*August 26, 2014*

**trigonometry**

to unload hollow blocks from the cargo truck a wooden plank whose end rests against the truck's platform 1.5 meters above the ground is used. if it is inclined 37%49 with the ground, how long is the wooden plank?
*August 14, 2014*

**Calculus**

Find an equation of the tangent line to the graph of the function f through the point (x0, y0) not on the graph. To find the point of tangency (x, y) on the graph of f, solve the following equation of f '(x). f '(x) = y0 − y/x0 − x f(x) = √x (x0, y0...
*August 4, 2014*

**math(precalculus)**

Write the equation of a Rational Function satisfying given conditions. Has vertical asymptotes located at x-2 and x=-1 Has a horizontal asymptote located at y=0(x-axis) y-intercept:(0,2) x-intercept (4,0) R(x)= ??? what I did is, R(x)= ax+b/c(x-2)(x+1) then plug in (0,2), b=-...
*July 31, 2014*

**Math 221**

How can I explain how I got the answer. I received the help, but no explanation to how the answer was simplified. 1=1(-7) +b b = 8 In other words, you need to explain what you did to simplify 1=1(-7) + b. This is also true for the perpendicular equation process. 2=2(4) +b ...
*July 26, 2014*

**Math 221**

Thank you so much! Algebra is bit confusing for me
*July 25, 2014*

**Math 221**

Also what is the x and y intercept for this equation and origin? 2). My second equation that I am using is: y=-1/2x+1, and the perpendicular must pass through this given point (4, 2). y=1/2+1 equation and (4, 2) is the ordered pair Slope m=-1/2 So the slope of perpendicular =-...
*July 25, 2014*

**Math 221**

where is the origin located in this equation? 1). The first equation that I am using for my discussion is: y=x+4 and the parallel must past through this given point (-7, 1) y=x=-4 is the equation and (-7, 1) is the ordered pair y=x+4 Since I want the new line parallel, I need ...
*July 25, 2014*

**Math 221**

How about this equation, does it have an origin and what is an x and y intercept? 2). My second equation that I am using is: y=-1/2x+1, and the perpendicular must pass through this given point (4, 2). y=1/2+1 equation and (4, 2) is the ordered pair Slope m=-1/2 So the slope of...
*July 25, 2014*

**Math 221**

where is the origin located in this equation?
*July 25, 2014*

**Math 221**

I need to check and see if this is correct? 1). The first equation that I am using for my discussion is: y=x+4 and the parallel must past through this given point (-7, 1) y=x=-4 is the equation and (-7, 1) is the ordered pair y=x+4 Since I want the new line parallel, I need to...
*July 25, 2014*

**Math 221**

I am trying to figure out if this equation is correct? My second equation that I am using is: y=-1/2x+1, and the perpendicular must pass through this given point (4, 2). y-y=m(x-y) y-2=2(x-4) perpendicular lines have to have slopes, so y-2=2x-8 y-2+2=2x-8+2 reciprocal y=2x-6 ...
*July 25, 2014*

**Math 221**

These are the questions that's used for my classwork and I need help with it. There is no typo. y=x+4 and the parallel must past through this given point (-7, 1) y=-1/2x+1, and the perpendicular must pass through this given point (4, 2)
*July 25, 2014*

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