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Questions Asked on February 12, 2017

Prove 3(x+1)(x+7)-(2x+5)² is never positiveSo, 3(x+1)(x+7)-(2x+5)(2x+5) =3(x²+8x+7)-(4x²+20x+25) =3x²+24x+21-4x²-20x-25
1. 8 answers
2. asked by Anonymous
3. 10,325 views
A stock solution of HNO3 is prepared and found to contain 11.1 M of HNO3. If 25.0 mL of the stock solution is diluted to a final
1. 2 answers
2. asked by chanel
3. 7,472 views
Consider an alloy that is 14.1% copper by mass in tin. Copper makes up what percentage of the atoms in this sample?
1. 1 answer
2. asked by Seth
3. 5,350 views
The following question asks about one or more selections from your textbook Literature. You may use your textbook to answer this
1. 27 answers
2. asked by yolo sans
3. 5,036 views
10.5g of potassium trioxonitrate(v) salt saturated 5g of solvent at 15°c. Calculate the solubility of potassium
1. 4 answers
2. asked by Isaac
3. 4,089 views
A force F 1 of magnitude 5.90 units acts on an object at the origin in a direction θ = 28.0° above the positive x-axis. (See
1. 2 answers
2. asked by McKynzlea
3. 3,886 views
If you wanted to create a equimolar buffer using 1.0 mol of NaHS in 1.0L of water what acid would you need to add? how many
1. 1 answer
2. asked by Jake
3. 3,594 views
Using a ruler and a pair of compasses only, construct triangle ABC in which angle BAC is 45 degrees, side AB is 7cm and side AC
1. 16 answers
2. asked by Valentine
3. 3,272 views
A point moves along the curve y= x^3 -3x + 5 so that x= 1/2 square root t + 3 where t is the time. At what rate is y changing
1. 1 answer
2. asked by Elizabeth
3. 2,982 views
what is the smallest time in which a 9.00kW motor can lift a 3500 kg elevator to a height of 9.50m? use 10m/s^2 as g.
1. 2 answers
2. asked by Anonymous
3. 2,807 views
in gilbert stuarts painting,he successfully capturedA) a casual image of a soldier. B) a formal image pf a soldier. C) a war
1. 10 answers
2. asked by kakashi hatake
3. 2,458 views
Jane can still pump air in the party balloon even through it is already inflated.What explains this phenomenon?
1. 1 answer
2. asked by Bea
3. 2,312 views
A ball is thrown vertically downward with a velocity of 12m/s How far has the ball fallen 1 s later?. 2s later?
1. 2 answers
2. asked by Anonymous
3. 2,306 views
a grocer bought 25 dozens of eggs for Rs 525. out of these, 18 eggs were found to be rotten. he sold the remaining eggs at the
1. 4 answers
2. asked by mayank
3. 2,168 views
which of the following best describes triangle ABC based on its sides?A) scalene B) right C) isosceles D) equalateral
1. 8 answers
2. asked by kakashi hatake
3. 2,162 views
A page is to contain 54 square centimeters of printed material. If the margins are 1 cm at the top and bottom and 0.5 cm at the
1. 1 answer
2. asked by james
3. 2,127 views
if 6.0g of carbon is heated in air, the mass of the product obtained could be either 22.0g or 14.0g depending on the amount of
1. 2 answers
2. asked by Nana Khadija
3. 2,026 views
Read the following passage from the Odyssey:Square in your shipÃ¢â‚¬â„¢s path are Sirens, crying beauty to bewitch men
1. 2 answers
2. asked by Leslie
3. 1,899 views
Please help me. I don't how this is a personification.Wearing a top hat and bow tie, the rabbit bowed politely to the turtle.
1. 17 answers
2. asked by Emily
3. 1,850 views
find the principle that will yield a compound interest of rs-1632 in 2 years at 4% rate of interest per annum
1. 1 answer
2. asked by hdh
3. 1,663 views
A pool ball leaves a 0.6 m high table with an initial horizontal velocity of 2.4 m.s.calculate horizontal and vertical velocity
1. 1 answer
2. asked by Memos
3. 1,529 views
To what temperature must a given mass of Nitrogen at zero degree celsius be heated to double its volume and pressure?
1. 3 answers
2. asked by Gladys
3. 1,516 views
It’s sure ain’t going to rain during the next playoff game.sure-ain’t-during-playoff which of them looks like
1. 5 answers
2. asked by donalb
3. 1,495 views
Design the pseudocode for a program that outputs numbers in reverse order from 10 down to 1 using a loop?
1. 1 answer
2. asked by Marc
3. 1,460 views
every diameter of a chord is a chord.A TRUE B FALSE
1. 14 answers
2. asked by kakashi hatake
3. 1,368 views
96 calories in 3/4 cup serving how many calories are in 2 cups of the cereal?
1. 5 answers
2. asked by Dianni
3. 1,308 views
He got it and he wore it and he tore it and he patched it,Which stylistic device is found in line 36? A) allusion B) inversion
1. 5 answers
2. asked by Kamrul of Georgia
3. 1,253 views
please help!! A storage tank 32 m high is filled with pure water. (Assume the tank is open and exposed to the atmosphere at the
1. 1 answer
2. asked by Kim
3. 1,192 views
Confidentiality be observed at all times , so the nurse should not discuss clients when the conversation can be overheard by the
1. 4 answers
2. asked by donalb
3. 1,073 views
In hexagon ABCDEF, AB = DE = 2, BC = EF = 4, CD = FA = 6, and all the interior angles are equal. Find the area of hexagon
1. 1 answer
2. asked by Help for this
3. 1,065 views
36unit squares are joined to form a rectangle with lest perimeter what is the perimeter of rectangle?
1. 3 answers
2. asked by deepti
3. 1,061 views
If two balls made of iron and aluminium of equal volumes are immersed in a liquid, then will they experience equal up- thrust?
1. 1 answer
2. asked by Sriya
3. 1,006 views
Calculate the pH of a mixture of one mole of benzoic acid and two mole of sodium benzoate dissolved in 1 L of solution. The pKa
1. 1 answer
2. asked by Shalette
3. 992 views
one of the ingredients in detergent making, lauryl alcohol is extracted from coconut oil. A 5.00 g of this substance is added to
1. 3 answers
2. asked by elmer iscal
3. 924 views
In the following equation, which number is the sum?30+20+50=100 A)30 B)20 C)50 D)100*** Please help me !!!
1. 1 answer
2. asked by Royal
3. 920 views
The patient's voice was a little horse, and he complained of sore throat, so the doctor prescribed a throat lozenge.horse/prescr
1. 8 answers
2. asked by engl1301
3. 891 views
Design a Visual Logic flowchart for a program that prompts the user to enter ten numbers one at a time.After the user has
1. 0 answers
2. asked by Marc
3. 882 views
Write an algorithm,flowchart,pseudo cod and finally a c++ code that will accept exam score for five users and find the
1. 1 answer
2. asked by Mawuyram
3. 881 views
A supermarket sells apples in bags of 8, how many apples are there in 32 bags?
1. 4 answers
2. asked by Lol
3. 878 views
what mass of ammonia nh3 is necessary to react with 2.1 x 10^24 molecules of oxygen when ammonia reacts with oxygen to form
1. 2 answers
2. asked by Anonymous
3. 857 views
a rectangular dog pen is to be constructed so that one side is against an existing stone wall and the other three sides are to
1. 1 answer
2. asked by Alex
3. 820 views
in two congruent triangles the ratio of lengths of two corresponding sides is 5:8. If the perimeter of the larger triangle is 10
1. 1 answer
2. asked by Amy
3. 815 views
Set up and solve a system of equationsThe school that Joe goes to is selling tickets to a spring musical. On the first day of
1. 1 answer
2. asked by Angie
3. 812 views
An article in The Wall Street Journal discusses a trend among some large U.S. corporations to base the compensation of outside
1. 0 answers
2. asked by Anonymous
3. 791 views
There are eight slices of pizza 37 1/2% have a olives how many slices have olives
1. 1 answer
2. asked by Leen
3. 789 views
a rectangular dog pen is to be constructed so that one side is against an existing stone wall and the other three sides are to
1. 3 answers
2. asked by Jennifer
3. 789 views
The amount of bacteria after and then it in the initial amount of bacteria is Q in the amount of the bacteria triples every 15
1. 2 answers
2. asked by Tonya
3. 771 views
What is the personification for each one of these sentences?The soft chair wrapped its padded arms around Lisa The stairs
1. 1 answer
2. asked by Emily
3. 771 views
An article in The Wall Street Journal discusses a trend among some large U.S. corporations to base the compensation of outside
1. 1 answer
2. asked by Anonymous
3. 755 views
(16) Tom took a 1900-mile trip by bus and plane. The bus averaged 60miles per hour and the plane averaged 700 miles per hour. If
1. 1 answer
2. asked by sukh
3. 723 views
Find the dy/dxA. y = u sqrt u + 1; u = 2x^2 - 2/3 B. x = u/ (1 + u^3); y = u^2 /(1 + u^3) Can someone help me
1. 2 answers
2. asked by Nicole
3. 702 views
|3y+4|-|=0Write in standard form
1. 6 answers
2. asked by Mel
3. 697 views
A stone, 2kg is projected vertically at a velocity of 5m/s at an Angle of 60°Calculate I.Time taken to attain maximum height
1. 1 answer
2. asked by Emmanuel
3. 693 views
Steve and Belinda are selling pies for a school fundraiser. Customers can buy apple pies and cherry pies.John sold 3 apple pies
1. 1 answer
2. asked by Zoe
3. 682 views
If the heat of 110J is added to a gaseous system, change in internal energy is 40J, then the amount of external work done is?
1. 1 answer
2. asked by Anshu
3. 676 views
can one of you post a link of a peasant family cooking over a Campfire? the artist is by bartolomeo pinelli and help me answer a
1. 1 answer
2. asked by kakashi hatake please help me!!!
3. 673 views
Sum the following term of progression to the last term, logx, logx^2 logx^3.... logx^120
1. 1 answer
2. asked by Joseph
3. 664 views
Set up and solve a system of equations for each problemJohn and Belinda are selling pies for a school fundraiser. Customers can
1. 1 answer
2. asked by Zoe
3. 652 views
Alex invested money in two accounts, and after one year, one of themhad earned 13% interest and the other 9%. He had $700 more
1. 1 answer
2. asked by sukh
3. 650 views
Write an algorithm,flow chart, psuedo codes and finally a c++ codes that will accept exams scores for 5 users.
1. 1 answer
2. asked by Gilbert
3. 629 views
The sum of two numbers is 9.twice their product gives 40.find the numbers.One number exceeds another by 4.the sum of their
1. 2 answers
2. asked by Taylor
3. 624 views
Seven measurements of the length of a table in centimeters are184.7, 182.3, 182.7, 182.1, 182.2, 184.1, and 182.9. Find the best
1. 1 answer
2. asked by ana22
3. 623 views
The speed of a moving sidewalk at an airport is 3 ft/sec. A person can walk 79 ft forward on the moving sidewalk in the same
1. 2 answers
2. asked by Claudia
3. 617 views
(13) Dan invested a total of 12, 000. He invested some of that money at 3%and some at 5%. After one year, he earned a total of
1. 1 answer
2. asked by sukh
3. 614 views
What is the percent mass of calcium in a calcium supplement if 1.28-g of calcium carbonate is extracted from a 2.72-g pill?
1. 1 answer
2. asked by soso
3. 612 views
a body of mass 65kg falls freely from rest through a height of 50m find the average force exerted by the ground to bring the
1. 0 answers
2. asked by alex chidera
3. 587 views
a car with 4 wheels has the tyres at a pressure of 20N/cm2. Each tyre of 100cm2 in contact with the road. what is the weight of
1. 1 answer
2. asked by fiyin
3. 575 views
You add 3.5 L of an HCl solution of unknown concentration to 2.0 L of 0.5 M HCl and 4.5 L of water. The final concentration of
1. 1 answer
2. asked by Laura
3. 571 views
Invested $25000 in cash and office equipment that had a fair value of $6000. What is the journal entry for this?
1. 0 answers
2. asked by Adoni
3. 570 views
Set up a system of equations for each word problemOne scuba diver starts at a depth of 12 meters below the water's surface and
1. 2 answers
2. asked by Kevin
3. 567 views
Calculate the expected freezing point of a solution of 0.579 g pelargonic acid in 4.225 g of lauric acid, if the melting point
1. 1 answer
2. asked by Amanda
3. 566 views
A body starts from rest, the ratio of distances travelled by the body during 3rd and 4th seconds is -
1. 1 answer
2. asked by uma
3. 564 views
when the difference of a positive number and two is multiplied by the sum of the number and 9 and the result is 7 find the
1. 1 answer
2. asked by desiree
3. 557 views
Ann has $300 in a savings account that earns 1.75% simple annual interest. in how many years will she have$21 in Interest?
1. 1 answer
2. asked by Anonymous
3. 553 views
I need help to see if my conjugations are correct. It's easy to read or the topic is easy.1. Il y avait un homme qui a reçu le
1. 0 answers
2. asked by Jayden
3. 551 views
A rectangular sand box has a length of 5 1/3 feet and a width of 3 3/4 feet why is the answer reasonable
1. 2 answers
2. asked by Ciara lopez
3. 544 views
Write a C++ program that will accept the marks in a test for a group of 5 students
1. 1 answer
2. asked by gilly
3. 527 views
Suppose the equation for a market demand curveis QD = 15 − 0.2P and the equation for a market supply curve is Qs = −3+ 0.4P
1. 2 answers
2. asked by Nomsa
3. 526 views
A mechanic pushes a 3090 kg car from restto a speed of v, doing 5497 J of work in the process. During this time, the car moves
1. 1 answer
2. asked by Mitchell
3. 519 views
Write an essay showing that mistake are proof that you are trying
1. 1 answer
2. asked by duduzile
3. 513 views
Question 01:2.0g of Nitrogen gas is at 270C in a fixed volume. If 20% of its total internal energy is due to rotation what is
1. 0 answers
2. asked by hash
3. 482 views
Find area of triangle. Sides=12cm,9.2cm and 7.2cm
1. 2 answers
2. asked by sayan
3. 480 views
An object with a mass of (2.844x10^1) kg is subjected to a force of (3.964x10^3) N directed at an angle of (6.374x10^1) degrees
1. 1 answer
2. asked by Christine
3. 474 views
For a project I have to come up with some allusions in a couplet format and I am iffy on how to write my own.I was wondering if
1. 3 answers
2. asked by Kim
3. 468 views
A stone of 2kg is projecter vertically as a velocity of 5m/s at an angle of 60.calculate,the time taking?the maximum hight?the
1. 1 answer
2. asked by physics
3. 462 views
how was the tea act created? i know this might be a really weird and stupid question but plz help
1. 1 answer
2. asked by kakashi hatake please help me!!!
3. 458 views
Water was decomposed by the following reactions. Calculate the mass of HCl produced from 50.0 mL water assuming the following
1. 1 answer
2. asked by Anonymous
3. 458 views
what is the molarity of the following solution?13.8g of potassium trioxocarbonate (IV) in 200cm^3 of solution
1. 1 answer
2. asked by Hayzed
3. 444 views
Write a system of equations to solve each word problem.You deposit a total of $900 in two different accounts. One account
1. 1 answer
2. asked by Kevin
3. 442 views
A brick has length of 1.8m, breadth of 6cm and height 0.5m. What will be the volume of 8 such bricks in cu cm.?
1. 2 answers
2. asked by senthil
3. 435 views
A particle of mass 10kg Move in a circular orbit of ratio 2cm with a linear velocity of 0.2m/s calculate the angular velocity,
1. 1 answer
2. asked by Fatima
3. 431 views
Alex invested money in two accounts, and after one year, one of themhad earned 13% interest and the other 9%. He had $700 more
1. 1 answer
2. asked by sukh
3. 428 views
what was leonardo da vinci first painting
1. 1 answer
2. asked by kakashi hatake please help me!!!
3. 424 views
How is molar absorptivity used to determine concentration from absorbance?
1. 1 answer
2. asked by Aiyanna
3. 421 views
Show that there are at least two values of xin the interval (−π,π) such that x=1+sin(x)
1. 1 answer
2. asked by Larin
3. 415 views
find the maximum and/or minimum values of the function f(x) for the indicated value of xf(x)=x^2 -4x+3 2<_ x _>5
1. 1 answer
2. asked by Michelle
3. 415 views
If there are 8 sharpeners in every box, is the formula that relates s Sharpeners and B boxesB=8s or S=8B?
1. 1 answer
2. asked by Bill
3. 405 views
(19) Does the following system of equations have a solution? If it does, findone; if not, explain why not. √ x + √ y = 1 r
1. 1 answer
2. asked by sukh
3. 401 views
how do u paste a picture on here
1. 9 answers
2. asked by kakashi hatake PLEASE HELP ITS URGENT!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
3. 400 views
How do you concentrate on studying vocabulary words?
1. 6 answers
2. asked by Emily
3. 399 views

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