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Questions Asked on April 7, 2015

Find the area under one arch of curve y=cos(x/4). This lesson is plane areas in rectangular coordinates. I don't know how to
1. 1 answer
2. asked by Jhun
3. 4,979 views
A worker uses 4 gray tiles for every 5 blue tiles that he uses.(a) If he uses 60 gray tiles, how many blue tiles does he use?
1. 7 answers
2. asked by symira
3. 3,585 views
What must be true for a substance to dissolve in water?A. The entropy term must be positive. B. The enthalpy and entropy terms
1. 4 answers
2. asked by Cortney
3. 2,926 views
In an historical movie, two knights on horseback start from rest 79.7 m apart and ride directly toward each other to do battle.
1. 1 answer
2. asked by Sandra
3. 474 views
a man uses 1/3 of his land for growing mangoes,!/4 for bananas ,3/8 for apples ,and the remaining 18 hectares for oranges , so
1. 1 answer
2. asked by Anonymous
3. 561 views
Solve the equation. Give the exact solution.2*10^(5x-3)+5=17
1. 1 answer
2. asked by Michael J
3. 494 views
At the beginning of each year, Al rose invested $1,200 semiannually at 12 percent for 8 years. The cash value of the annuity due
1. 2 answers
2. asked by Joe
3. 515 views
1. Why do some argue that the Supreme Court "legislates from the bench" or, in other words, actually makes law?A. The Supreme
1. 1 answer
2. asked by Nadia
3. 944 views
Is India a secular democracy?This isn't a homework question or anything this is just something I was wondering.
1. 1 answer
2. asked by Anonymous
3. 579 views
How could the "future of mankind" be sacrificed on "the fiery alter"?
1. 9 answers
2. asked by Victoria
3. 1,280 views
What is the mass in grams of 6.5 moles of water?could you show me how you get the answer to
1. 1 answer
2. asked by jimm
3. 501 views
A small airplane takes off from point A and continues to climb upward in a straight line, as shown in the diagram. What is the
1. 1 answer
2. asked by tiffany
3. 686 views
A rotating cylinder about 5.0 miles in diameter is designed to be used as a space colony. With what tangential velocity must it
1. 1 answer
2. asked by Brittany
3. 725 views
1. If two moles of ZnCl2 separate into Zn+ and Cl- ions, how many moles of Zn+ ions are present?2. How many moles of NO3- are
1. 2 answers
2. asked by G
3. 709 views
The term formula mass is a general term that can be applied to both ionic compounds and molecular compounds because(a) ionic
1. 2 answers
2. asked by sally
3. 1,352 views
Juanita Finn deposits $12,000 into an account at Valley Bank that pays 8% interest compounded quarterly. At the end of 5 years,
1. 2 answers
2. asked by ashley
3. 2,743 views
Factor the following as if it were a trinomial.25x^(3/2) + 10x^(3/4) + 1
1. 1 answer
2. asked by Merty
3. 457 views
An airplane climbs 100 feet during the first second of takeoff. In each succeeding second it climbs 100 feet more than during
1. 1 answer
2. asked by ER
3. 580 views
charlie says that y=2x squared is not a function because the same y-value sometimes corresponds to more than one x-value. Is
1. 1 answer
2. asked by Maria
3. 443 views
Determine the coefficient ofw x^3 y^2 z^2 in (2w−x+y−2z)^8. Thanks.
1. 1 answer
2. asked by Anonymous
3. 422 views
"President Lincoln’s Declaration of Emancipation, January 1, 1863"by Frances E. W. Harper 1 It shall flash through coming
1. 47 answers
2. asked by Amber
3. 11,165 views
Simplify this expression fully 6^x 2-3^x.2^x 1/6^x-1
1. 1 answer
2. asked by lesedi
3. 400 views
What are the correct and accurate products of the following neutralization reaction. Then write the ionic form of the equation
1. 1 answer
2. asked by Emily
3. 608 views
What are the correct and accurate products for the following ion combination reaction? Then write the ionic form of the reaction
1. 2 answers
2. asked by Emily
3. 600 views
A tank has two pipes entering it.when operating together,they fill the tank in 40 minutes.operating independently,one of the
1. 1 answer
2. asked by happy
3. 563 views
Makoto's lacrosse practice last 1 3/4 hours. This week he attended all of the practice on Monday and Wednesday, but he had to
1. 8 answers
2. asked by AC
3. 2,190 views
Low-pressure sodium lamps have a sodium vapor pressure of 0.7 Pa at 260 °C. How many micrograms of Na must evaporate at 260 °C
1. 1 answer
2. asked by vc
3. 750 views
Simplify this expression fully 9-x^2/x^2 3x-18
1. 1 answer
2. asked by morongwa
3. 372 views
1) When will the dependent variable in the equation y=√x+4-3 equal or exceed to 4?A) x > or equal to -0.17 B) x > or equal to
1. 3 answers
2. asked by Tia
3. 779 views
Select correct if sentence does not need any comma's and incorrect if the sentence does need a comma.1.We were tempted to drink
1. 9 answers
2. asked by Cassie
3. 6,217 views
(6x+6)^2=144
1. 1 answer
2. asked by Saio
3. 294 views
Given F(x)=-6/x-3 -1 1.for which values of x is f(x) undefined? 2.for which values of f will the function have real roots 3.what
1. 1 answer
2. asked by selowa
3. 502 views
1.Antigone decides to bury her brother in defiance of the law. Her sister argues against it. Summarize the two sides of the
1. 2 answers
2. asked by Julissa
3. 691 views
In a 25.8 liter vessel of nitrogen gas that is heated from 10 degrees Celsius to 110 degrees Celsius to reach a final pressure
1. 1 answer
2. asked by Emily
3. 571 views
If you have a 1255ml of a 10.55 M solution of HCl and you need to dilute the solution to 1.555 M solution; How much solvent must
1. 1 answer
2. asked by Emily
3. 359 views
If you need to produce 355 grams of oxygen gas (O2) in the electrolysis reaction of water by an electric current. If the
1. 1 answer
2. asked by Emily
3. 540 views
A rescue helicopter is lifting a man (weight = 868 N) from a capsized boat by means of a cable and harness. (a) What is the
1. 1 answer
2. asked by Kristyn
3. 738 views
A girl is sledding down a slope that is inclined at 30º with respect to the horizontal. The wind is aiding the motion by
1. 0 answers
2. asked by Kristyn
3. 730 views
The alarm at a fire station rings and a 98.5-kg fireman, starting from rest, slides down a pole to the floor below (a distance
1. 1 answer
2. asked by Kristyn
3. 1,898 views
A student is skateboarding down a ramp that is 6.03 m long and inclined at 21.5° with respect to the horizontal. The initial
1. 1 answer
2. asked by Kristyn
3. 604 views
A mountain climber, in the process of crossing between two cliffs by a rope, pauses to rest. She weighs 530 N. As the drawing
1. 0 answers
2. asked by Kristyn
3. 788 views
The person in the drawing is standing on crutches. Assume that the force exerted on each crutch by the ground is directed along
1. 0 answers
2. asked by Kristyn
3. 622 views
During a storm, a tree limb breaks off and comes to rest across a barbed wire fence at a point that is not in the middle between
1. 0 answers
2. asked by Kristyn
3. 1,296 views
The drawing shows a circus clown who weighs 750 N. The coefficient of static friction between the clown’s feet and the ground
1. 1 answer
2. asked by Kristyn
3. 667 views
7. Suppose you earn $10 each hour you babysit. Which function describes the relationship between your total earnings E and the
1. 6 answers
2. asked by HIHELP
3. 5,572 views
A spring gun, held horizontally 1.70 m above the ground, fires a 0.010 kg marble so that it lands a horizontal distance of 7.60
1. 0 answers
2. asked by Beckles
3. 637 views
If you have 225 grams of Ca3(PO4)2, and 185g H3PO4; calculate which is the limiting reagent, which the XS reagent, and how much
1. 1 answer
2. asked by Emily
3. 711 views
given <1= (and curved on top of = sign), proof that m<1 = m<5.statement reason 1. <1=(with line above<2 given 2. <2 = (with line
1. 1 answer
2. asked by chloe
3. 599 views
What does the bride learn in “Woo’d and Married and A’ ”?A. Marrying a man who loves her is enough. B. Having a house of
1. 1 answer
2. asked by Emi
3. 649 views
A girl is sledding down a slope that is inclined at 30º with respect to the horizontal. The wind is aiding the motion by
1. 2 answers
2. asked by KS
3. 767 views
An aqueous solution of 0.25 M silver nitrate, AgNO3, and 0.25 M iron(II) nitrate, Fe(NO3)2, are allowed to come to equilibrium
1. 4 answers
2. asked by Cortney
3. 2,452 views
A jetliner, traveling northward, is landing with a speed of 83.8 m/s. Once the jet touches down, it has 750 m of runway in which
1. 1 answer
2. asked by Sandra
3. 441 views
Displacement vector points due east and has a magnitude of 4.58 km. Displacement vector points due north and has a magnitude of
1. 1 answer
2. asked by Sandra
3. 848 views
A motorcycle has a constant acceleration of 2.65 m/s2. Both the velocity and acceleration of the motorcycle point in the same
1. 1 answer
2. asked by Sandra
3. 730 views
Which of the following is a good rule to follow when proofreading an essay?A. Scan the essay twice, once for organization and
1. 2 answers
2. asked by Lauren
3. 2,091 views
Calculate the vapor pressure of Hg at 14 oC (in atm).Hg(l) ↔ Hg(g) . . . ΔHo = 61.32 kJ and ΔSo = 98.83 J/K
1. 1 answer
2. asked by JUNDY
3. 715 views
Calculate the average C—C bond strength in cyclopropane (in kJ/mol). Its combustion and the experimental enthalpy of reaction
1. 0 answers
2. asked by JUNDY
3. 1,178 views
the Ruby Snow Company makes custom snowboards. the company's profit can be modelled with the relation y=6x^2+42x-60,where x is
1. 1 answer
2. asked by Anonymous
3. 1,579 views
When production is 1700, marginal revenue is 8 dollars per unit and marginal cost is 6.75 dollars per unit. Do you expect
1. 0 answers
2. asked by Nope
3. 754 views
How do you find x in y=-5x^2+30.5x without using the formula x=-b+ root b^2-4ac.... They say to factor it. But it's not working
1. 1 answer
2. asked by Anonymous
3. 325 views
You are working as an assistant to a chef. The chef has 6 cups of berries and will use 2/3 cup of berries for each dessert he
1. 3 answers
2. asked by Jay
3. 1,376 views
Does a in y=ax^2+bx+c have to be positive?
1. 1 answer
2. asked by Anonymous
3. 308 views
A wire 7 meters long is cut into two pieces. One piece is bent into a square for a frame for a stained glass ornament, while the
1. 5 answers
2. asked by Nope
3. 2,868 views
In constructing a graph that compares average water usage per household in different communities, you choose to use cubes of
1. 1 answer
2. asked by heem
3. 1,650 views
Which of the following is not a type of sentence?A. Simple-compound B. Simple C. Compound-complex D. Complex my answer is b.
1. 1 answer
2. asked by Lauren
3. 471 views
Based on your reading of “On Making an Agreeable Marriage” and A Vindication of the Rights of Women, what can you conclude
1. 0 answers
2. asked by Emi
3. 1,071 views
Three identical light bulbs are connected in series, then are disconnected and arranged in parallel. For each of the scenarios
1. 1 answer
2. asked by Ciara
3. 961 views
Find (triangle)H for N2H4 + CH4O > C2HO + N2 + 3H22NH3 > N2H4 + H2 22.5 kJ 2NH3 > N2 + 3H2 57.5 kJ CH20 + H2 > CH4O 81.2 kJ
1. 1 answer
2. asked by Anonymous
3. 705 views
What is the molarity of a solution containing 10.g of NaOH in 700.mL of NaOH solution?Express your answer to two significant
1. 1 answer
2. asked by Chan
3. 428 views
Determine the volume, in milliliters, required to prepare each of the following diluted solutions.40.0mL of a 2.75M KNO3
1. 2 answers
2. asked by Chan
3. 1,403 views
Calculate the molarity (M) of the following solutions:4.00moles of glucose in 3.00L of glucose solution 5.50g of KOH in 4.00L of
1. 2 answers
2. asked by Chan
3. 2,117 views
In a local school 34 students are enrolled in a math class, 85 are enrolled in an english class, 58 are enrolled in an art
1. 1 answer
2. asked by heem
3. 3,096 views
During revision, you should scan your paper for _______ words and replace them with concrete wordsor phrases. A. figurative B.
1. 1 answer
2. asked by Lauren
3. 648 views
these are all very confusing for me1. Explain why Earth and other planets were not solid when they formed during the beginning
1. 5 answers
2. asked by kat101
3. 1,031 views
1) What evidence is there that the human species has been successful so far? Explain. 2) What environmental pressures in the
1. 10 answers
2. asked by vivis
3. 5,323 views
Though no vote ____taken, each delegate and alternate _____there.a.was, was b.was, were c.were, was d.were, were I chose a,
1. 3 answers
2. asked by Carrie
3. 3,125 views
Which of the following sentences contains an error in subject-verb agreement?A. Either Dennis or Susan is going to pick you up.
1. 1 answer
2. asked by Lauren
3. 2,601 views
How much current does a flashlight use if its battery supplies 3.0 Volt and the bulb has a resistance of 4.0 Alpha
1. 1 answer
2. asked by Kyle
3. 2,971 views
Choosing a good reviewer for your writing means finding someone whoA. is a close friend and will give you a positive review. B.
1. 2 answers
2. asked by Lauren
3. 914 views
An ammeter indicates the current for a toaster is 5.0 amps when the toaster is connected to 120-V circuit. How much energy is
1. 1 answer
2. asked by Ciara
3. 549 views
In the following sentence, which word is used as a conjunction?Lisa and Mary were home on time, but Kim, Francine, and Penny
1. 4 answers
2. asked by Lauren
3. 940 views
How does people's legal rights in the charter related to citizenship (informed, active citizen)?As many reasons as possible
1. 3 answers
2. asked by lizzy
3. 610 views
You are driving your car, and the traffic light ahead turns red. You apply the brakes for 2.28 s, and the velocity of the car
1. 1 answer
2. asked by Sandra
3. 719 views
A ball is thrown vertically upward, which is the positive direction. A little later it returns to its point of release. The ball
1. 1 answer
2. asked by Sandra
3. 853 views
From her bedroom window a girl drops a water-filled balloon to the ground, 4.75 m below. If the balloon is released from rest,
1. 1 answer
2. asked by Sandra
3. 585 views
Glen created a mural on a rectangular sheet of paper with a width of √18 feet and a length of √24.A. Find the exact area of
1. 1 answer
2. asked by Emily
3. 1,164 views
(5X+5)^2=125
1. 1 answer
2. asked by Abraham
3. 318 views
A 13.1-g bullet is fired into a block of wood at 261 m/s. The block is attached to a spring that has a spring constant of 205
1. 4 answers
2. asked by heltor
3. 2,914 views
1) Identify the function rule shown in the table.Function Table n - 3, 4, 5, 6 y - 2, 1, 0, -1 a. y = 2 + n b. y = 5n c. y = 5 -
1. 61 answers
2. asked by Talea
3. 13,343 views
Which word best describes the speaker's attitude toward death in “Ode to a Nightingale”?A. fear B. relief C. horror D.
1. 3 answers
2. asked by Emi
3. 987 views
Calculate ΔG (in kJ) at 298 K for some solid ZnF2, 0.055 M Zn2+ and 0.063 M F-(aq).I found Q to be 2.18e-4, then i implemented
1. 1 answer
2. asked by JUNDY
3. 1,159 views
train with mass of 120mg accelerates uniformly on a horizontal track. The resistance to movement is 5N per kN of the mass of the
1. 2 answers
2. asked by aneleeeee
3. 713 views
A worker has to move a rock with mass 50 kg on a stairway from the first floor to the second floor of a house. The second floor
1. 1 answer
2. asked by diane
3. 637 views
A rectangular piece of construction paper is 11 inches long and 8 inches wide. How could it be cut to make a rectangle that has
1. 3 answers
2. asked by Shay
3. 1,039 views
could someone please let me know where I can find this type of question to read.discuss three key aspects of the school
1. 1 answer
2. asked by Mary Ann
3. 433 views
a 16.0-g bullet is shot into a wooden block at rest with mass 4550g on a frictionless surface. the block moves 1.20m/s after the
1. 1 answer
2. asked by tommy
3. 638 views
Roger just got a puppy for his birthday. He and his mother will build a fence around an area in the backyard for the puppy to
1. 1 answer
2. asked by Isaac
3. 609 views
You hold a hose 45 degrees to the horizontal and at a height of 1 m from the floor. The water reaches a maximum distance of 10 m
1. 0 answers
2. asked by carolyn
3. 461 views
The conversion of glucose into lactic acid drives the phosphorylation of 2 moles of ADP to ATP and has a standard free energy of
1. 2 answers
2. asked by Nicole
3. 2,891 views
Use the function rule, y = 2x + 5, to find the values of y when x = 1, 2, 3, and 4. Write the answers as ordered pairs that
1. 1 answer
2. asked by Talea
3. 885 views

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