Questions Asked on February 11, 2012

OPQRS is a right pyramid whose base is a square of sides 12cm each. Given that the slant height of the pyramid is 15cm. Find the
1. 3 answers
2. asked by Joe
3. 2,526 views
Calculate how many moles of sodium hydrogen carbonate are needed to produce 59 grams of H2O.
1. 1 answer
2. asked by Keya
3. 438 views
persuasive presentation. One of the articles found contradicted the other four. decided she just wouldn't include the
1. 1 answer
2. asked by Anonymous
3. 448 views
If red has a probability of occurrence of .70 and black has a probability of occurrence of .30 and they are the only choices
1. 0 answers
2. asked by Joe D.
3. 380 views
1.a) For the Function and point below , Find f’(a). b) Determine the equation of the line tangent to the graph of f at
1. 1 answer
2. asked by Tired
3. 1,368 views
extemporaneous presentation, what is the first step of the conclusion?A. Say, "In conclusion..." and continue with a summary of
1. 4 answers
2. asked by Anonymous
3. 1,998 views
How do I solve this using substitution method?7x+9y=-38 -6x+y=50
1. 1 answer
2. asked by Edith
3. 710 views
organized the body of her presentation with the following ideas:First major section - drunk driving accidents have increased
1. 1 answer
2. asked by Anonymous
3. 488 views
1.a) For the Function and point below , Find f’(a). b) Determine the equation of the line tangent to the graph of f at
1. 0 answers
2. asked by Tired
3. 1,197 views
the bulletin board is 48 inches long and 24 inches wide. How many yards would they need for the trim?
1. 1 answer
2. asked by sally
3. 498 views
Two blocks of masses m1 = 4.00 kg and m2 = 3.00 kg are placed in contact with eachother on a frictionless horizontal surface. A
1. 1 answer
2. asked by lacrosse
3. 1,320 views
When two objects of unequal mass are hung vertically over a frictionless pulley ofnegligible mass, as shown below, the
1. 4 answers
2. asked by lacrosse
3. 2,387 views
HCHO TO CH3CHOHCHO->HCHOH->
1. 2 answers
2. asked by swagata
3. 520 views
a stretched string is observed to vibrate with frequency 30Hz in its fundamental mode when the supports are 60cm apart. the
1. 0 answers
2. asked by ashely
3. 505 views
a mass of 60kg slides on a table. the frictional force is 60 times the velocity and the mass is being pushed with a force of
1. 0 answers
2. asked by ashely
3. 420 views
find the solution of the wave equation for a vibrating string of length (l)=10units with ends fixed .it is given that
1. 1 answer
2. asked by ashely
3. 708 views
49x^4 - 70x^3 + 21x^2. Facotor out, relative to the intergers, all factors common to all terms.
1. 1 answer
2. asked by anomious
3. 487 views
write down the equation d^2u/dt^2=c^2 grad^2u in a plane polar coordinates .by the method of separation of variables , reduce
1. 1 answer
2. asked by ashely
3. 472 views
The hypotenuse of the right triangle PQR is 16ft. length. The sine of the angle <P is 3/5. How many feet long is the line if QR?
1. 1 answer
2. asked by Aailayah
3. 2,738 views
Which logarithmic equation is equivalent to L^m = E1) LogL E = m 2) logE L = m 3) logm E= L 4) logE m= L
1. 3 answers
2. asked by Charles
3. 3,178 views
Log radical b/ a^2 is equivalent to1) 1/2 log b + 1/2 log a 2) l/2 log b- 2 log a 3) 2 log b - 1/2 log a 4) 1/2logb/2 log a
1. 1 answer
2. asked by matthew
3. 1,346 views
The expression log(x^n/ radical y)is equivalent to1. n log x - 1/2 log y 2. n log x- 2 log y 3. log (nx) - log (1/2y) 4. log
1. 2 answers
2. asked by Stephen
3. 3,113 views
Given log 3= x and log 5 =y Express radical 3/5 in terms of x and y.1) 1/2x-y 2) 1/2(x-y) 3) 1/2xy 4) 2(x-y)
1. 1 answer
2. asked by Kid
3. 810 views
A=Ao(1-r)^2 for r
1. 1 answer
2. asked by Bobby
3. 237 views
Have you ever used mnemonics to remember something complicated? If so, describe these techniques. How might you use mnemonics to
1. 2 answers
2. asked by mitchell
3. 464 views
I added a few details to my previous summary. I need you to check it.1) During his journey, he is shipwrecked on a desert island
1. 1 answer
2. asked by Henry2
3. 514 views
Sorry, I forgot to include this part. Thank you very, very much.1) Robinson defeats the mutineers and rescues the legitimate
1. 1 answer
2. asked by Henry2
3. 434 views
I don't know what to write for question b and c.1 a)Determine the values of x for which the function f(x) = 3/(√x^2+3x-4) is
1. 1 answer
2. asked by Matthew
3. 593 views
Mary worked 30 hours this week, five of these hours were on Christmas Day (holiday pay). Determine Mary’s gross pay for this
1. 0 answers
2. asked by ashley
3. 364 views
what is a bureaucracy?
1. 1 answer
2. asked by Tariq
3. 350 views
xdy-ydx=sqrt(x^2-y^2)dx
1. 1 answer
2. asked by ashely
3. 742 views
d^2y/dx^2+4dy/dx+4y=4cosx+3sinx
1. 1 answer
2. asked by ashely
3. 1,475 views
solve(4x^3y^3+1/x)dx+(3x^4y^2-1/y)dy=0
1. 1 answer
2. asked by ashely
3. 783 views
The strength of a wood beam varies inversely with its length. A beam is 33 feet long can support 1200 pounds. How much weight
1. 1 answer
2. asked by alex
3. 2,545 views
A coach is hitting pop flies to the outfielders. If the baseball (mass = 145 g) stays in contact with the bat for 0.08 s and
1. 1 answer
2. asked by brett
3. 636 views
r1 and r2 are unit vectors in the x-y plane making angles a and b with the positive x-axis.by considering r1.r2 derivecos(a-b)=c
1. 0 answers
2. asked by ashely
3. 613 views
a box contains 20 fuses ,out of which ,5 are defective.if a sample of 3 fuses is chosen from the box at random without
1. 4 answers
2. asked by ashely
3. 860 views
a spring is stretched 5*10^2m by a force of 5*10^-4N.a mass of 0.001kg is placed on the lower end of the spring.after
1. 0 answers
2. asked by ashely
3. 523 views
Please show me how to set it up and solve:You are making a rectangular table. The area of the table should be 10ft squared. You
1. 1 answer
2. asked by Jane
3. 512 views
a. What is the molecular weight of aspirin (C9H8O4)?180.1574 amu b. What is the mass of 0.00785 mol of aspirin? 1.41 g c. How
1. 1 answer
2. asked by krystal
3. 845 views
1.Does the appearance of the cave fish and minnow suggest common ancestry? Why2. Explain the evolutionary relationship between
1. 1 answer
2. asked by NSCC
3. 1,390 views
The sum of the digits of a two-digit number greater than 50 is 12. The difference between the digits is 4. Find the two-digit
1. 1 answer
2. asked by jo
3. 400 views
a. Cl2 + 2NaI → 2NaCl + I2This is a single replacement reaction. b. 2K + 2HCl → 2KCl + H2 This is a single replacement
1. 2 answers
2. asked by krystal
3. 4,248 views
A woman with a mass of 56 kg runs at a speed of 8 m/s and jumps onto a giant 30 kg skateboard initially at rest. What is the
1. 1 answer
2. asked by brett
3. 1,173 views
You have a bucket with 3 black balls and 7 red balls. What is the probability of drawing 2 reds and 1 black in 3 draws if order
1. 2 answers
2. asked by Donna
3. 521 views
I need help with (b): A small company with 5 employees wants to know some statistics about their employee's ages. They surveyed
1. 1 answer
2. asked by Donna
3. 708 views
Magnesium reacts with iron(II) chloride according to the equationMg(s) + FeCl2(aq) → MgCl2(aq) + Fe(s) a. Is magnesium
1. 3 answers
2. asked by krystal
3. 7,811 views
y/2-5y/6+1/3=1/2Please help me solve this problem.
1. 1 answer
2. asked by Lisa
3. 270 views
How do i subtract 20 minutes 45 seconds from 1/2 hour
1. 1 answer
2. asked by kayla
3. 378 views
Carmen is going to buy a pair of jeans that cost $30.00. the jeans are on sale for 20% off. Carmen knows she will pay 8% ales
1. 1 answer
2. asked by darlene
3. 487 views
Is this the right explanation for this question1. Examine the continuity of the function h(x)= -x, if x<0 0, if x=0 x, if x>0
1. 1 answer
2. asked by Matthew
3. 635 views
What is the antiderivative of the following expression?3x(x^2 + 7)^3
1. 1 answer
2. asked by Mishaka
3. 525 views
Grade Average A student scores 65 and 82 on twodifferent 100-point tests. If the maximum score on the next test is also 100
1. 2 answers
2. asked by Wanda
3. 643 views
Name the type of reaction that the equation represents?2Cu + O2 -------> 2CuO
1. 3 answers
2. asked by Natalie
3. 5,538 views
A .145kg baseball is thrown at 40 m/s (~89.5mph). What is the momentum of the baseball?
1. 2 answers
2. asked by brett
3. 672 views
Suppose that an automobile parts wholesaler claims that .5 percent of the car batteries in a shipment are defective. A random
1. 1 answer
2. asked by k
3. 901 views
Which aspect of an epic is present in the following passage from Beowulf?"Then he saw, hanging on the wall, a heavy Sword,
1. 2 answers
2. asked by Scooby10
3. 587 views
What argument does Aphra Behn make about her two loves in the passage: "How strongly does my passion flow, Divided equally
1. 1 answer
2. asked by Scooby10
3. 818 views
The officejet printer can copy sues dissertation in 16 minutes. The laser printer can copy the same document in 22 minutes. If
1. 1 answer
2. asked by Lisa
3. 1,170 views
The officejet printer can copy sues dissertation in 16 minutes. The laser printer can copy the same document in 22 minutes. If
1. 1 answer
2. asked by Lisa
3. 1,208 views
The highest barrier that a projectile can clear is 12.7 m, when the projectile is launched at an angle of 17.5° above the
1. 1 answer
2. asked by loweri
3. 3,704 views
Calculate the volume of .300 M NaOH needed to prepare a pH=3.50 buffer with 250ml of .075M HF solution. pKa (HF) = 3.15
1. 1 answer
2. asked by Will
3. 586 views
A worker pushes horizontally on a large crate with a force of 312 N, and the crate is moved 6.5 m. How much work was done?
1. 1 answer
2. asked by Anonymous
3. 823 views
, AA′ = 33 m and BC =7.5 m. The span is divided into six equal parts at E, G,C, I, and K. Find the length of A′B
1. 0 answers
2. asked by Anonymous
3. 613 views
What is the antiderivative of the followring expression?x^(-1/2) sin(2x^(-3/2)) After trying to figure out this problem, I have
1. 5 answers
2. asked by Mishaka
3. 854 views
suppose a cell is placed in a large container of water with a very low solute concentration.what do you think will happen?
1. 2 answers
2. asked by kate
3. 1,227 views
Thank you very much!Can I divide my work into summary, narrative structure, and main themes? This is the very first part of the
1. 2 answers
2. asked by Henry2
3. 571 views
Log8 4 + log16 2 x log 27 81= x solve for x
1. 1 answer
2. asked by John
3. 1,575 views
The Earth orbits the Sun once per year.What is the centripetal force keeping the Earth in orbit?T = 1 year (convert to seconds)
1. 1 answer
2. asked by brett
3. 497 views
List the elements of music.
1. 2 answers
2. asked by Sasha
3. 1,017 views
I need .5 feet of ribbon to make one decoration. How many feet of ribbon do I need to make 600 decorations?
1. 1 answer
2. asked by jill
3. 335 views
I am preparing an adjusted trial balance and I have almost gotten my debits to equal my credits. I need to figure out how much
1. 0 answers
2. asked by Pumpernickel
3. 939 views
Please show me how to set it up and solve:You are making a rectangular table. The area of the table should be 10ft squared. You
1. 2 answers
2. asked by Jane
3. 620 views
1.) The first person who requires your assistance is Tina the bearded lady. Tina’s side job is to look after the elephants
1. 0 answers
2. asked by harry
3. 523 views
Give 4 examples of graphic designs.
1. 2 answers
2. asked by Sasha
3. 442 views
I need to turn these sentences (or notes) into a cohesive paragraph, using sentence connectors instead of points and improving
1. 1 answer
2. asked by Henry2
3. 623 views
what is the median for 9,2,8,1
1. 3 answers
2. asked by amy
3. 268 views
Here is the criticism on the novel I need to improve1) The story is told by a first-person narrator and is thus a faked
1. 1 answer
2. asked by Henry2
3. 438 views
1. Why are the muscles that make hair stand up vestigial?2. what are the probable functions of the muscles that makes hair stand
1. 1 answer
2. asked by NSCC
3. 2,455 views
1. Why are the muscles that make hair stand up vestigial?2. what are the probable functions of the muscles that makes hair stand
1. 0 answers
2. asked by NSCC
3. 1,016 views
Please check these answers thanks.1. The shadow of a vertical pole is 24.8 feet long when the angle of elevation of the sun is
1. 1 answer
2. asked by Missy
3. 680 views
Seven thousand raffle tickets are to be sold at $10 each to benefit a local community group. The prizes, the number of each
1. 1 answer
2. asked by k
3. 433 views
Answer in complete sentences.Te gusta más comer el desayuno o el almuerzo? ¿Por qué? My answer: Me gusta más comer en el
1. 0 answers
2. asked by Anonymous
3. 535 views
Calculate how many moles of sodium hydrogen carbonate are needed to produce 59 grams of H2O.
1. 1 answer
2. asked by Keya
3. 396 views
Whats the quadratic formula??
1. 1 answer
2. asked by Marko
3. 457 views
Whats the quadratic formula??
1. 2 answers
2. asked by Marko
3. 484 views
4/5-2p/5=6/5Please help me solve this and show how you did it. Thanks
1. 1 answer
2. asked by Mike
3. 788 views
The following graph shows how a 4-color web printing press depreciates from the year 2006 to the year 2010. It was purchased new
1. 1 answer
2. asked by jim
3. 625 views
If trend for the depreciation of the press continued, what would be its value in the year 2015? Show how you obtained your
1. 1 answer
2. asked by jim
3. 535 views
Phrank (36.4kg) runs at 2.2 m/s and jumps onto a large stationary skateboard (2.3kg) on which Phrancine (22.7kg) is sitting.
1. 1 answer
2. asked by brett
3. 398 views
the first language arts skill that children learn is A) speaking B)reading C) writing D) listening
1. 3 answers
2. asked by de
3. 1,287 views
15/8z+1/4=4Please help me solve and show how you did it. Thanks
1. 1 answer
2. asked by Sue
3. 399 views
Find all integers b so that the trinomial 3x^2 +bx + 2 can be factored.
1. 1 answer
2. asked by Diana
3. 1,173 views
is cappuccino masculine or feminineis giorno masculine or feminine
1. 1 answer
2. asked by krystal
3. 838 views
How much tax is there on 268.00 @6%
1. 1 answer
2. asked by Brenda
3. 356 views
ty ms. sue
1. 1 answer
2. asked by de
3. 270 views
words are A)communication shortcuts B) not arbitray symbols C) unique to ea. indidividual in english D) thoughts written down I
1. 7 answers
2. asked by de
3. 582 views
A telephone company's goal is to have no more than 4 monthly line failures on any 100 miles of line. The company currently
1. 0 answers
2. asked by k
3. 576 views
Can you please check these answers thanks1. A ladder 14 feet long is leaning against a house. The foot of the ladder is 4.8 feet
1. 0 answers
2. asked by Missy
3. 567 views
A bucket has 3 blacks and 7 red balls.(a) What is the probability of drawing a black fall on the first draw? (my answer - 3/10 x
1. 1 answer
2. asked by Laura
3. 1,719 views

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