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November 5, 2008
the sensor in the torso of a crash-test dummy records the magnitude and direction of the net force acting on the dummy. if the
7 answers
asked by
i love polka
13,898 views
for a standard normal curve, find the z-score that separates the bottom 30% from the top 70%
2 answers
asked by
kay
7,101 views
A bus and a car leave the same place and travel in opposite directions. If the bus is traveling at 50 mph and the car is
3 answers
asked by
Amir
3,426 views
(a) Find the tangent line approximation for sqrt(9+x) near x=0.
(b)Find a formula for the error, E(x),in the tangent line
2 answers
asked by
George
2,350 views
A right circular cone has a fixed slant height, s= 12 inches. Determine the radius and the height of the cone with maximum
3 answers
asked by
Corey
2,182 views
A sample of H2 is collected by displacing 145 mL of water. The pressures of the gas and the atmosphere are equalized. The
1 answer
asked by
Anna
2,083 views
What is the geometry of S2O82-
its basically two SO4 molecules connected by the O-O bond
2 answers
asked by
Jason
2,072 views
11) Tell which real number corresponds to the situation.
During a quiz, a person loses 1800 pts. answer: -1800 12) Solve for y
1 answer
asked by
deedee
1,991 views
What is the complete predicate in this sentence---My best friend moved into a two story house.
What is the simple predicate in
2 answers
asked by
Aliyah
1,911 views
John took a drive to town at an average rate of 40mph. In te evening he drove back at 30mph. If he spent a total of 7 hours
3 answers
asked by
Amir
1,693 views
Rank these following molecules from smallest to largest: Glucose, Starch, and Iodine Potassium Iodide Molecules
1 answer
asked by
Adam
1,689 views
A seed uses its stored food when it_____________.
4 answers
asked by
Hunter
1,654 views
a bamboo plant is growing 1 foot per day. when you first measure it, it is 4 feet tall.
a. write an equation to describe the
1 answer
asked by
amanda
1,611 views
Consider the following unbalanced equation:
Ca3(Po4)2+H2SO-->CaSO4+H3PO What masses of calcium sulfate and phosphoric acid can be
1 answer
asked by
Robyn
1,610 views
A ladder is leaning against a house and is forming a 60 degree angle with the ground. If the top of the ladder is 18 feet off of
6 answers
asked by
Abbey
1,588 views
are all of these nouns masculine?:
musee cinema stade what are some other irregular nouns? when asked why it's this way by some
3 answers
asked by
amanda
1,565 views
According to the US Census, the world population P, in billions, is approximately P=6.342e^(0.011t); where t is in years since
1 answer
asked by
George
1,516 views
A worker of a moving company places a 308 kg trunk on a piece of carpeting and slides it across the floor at a constant velocity
2 answers
asked by
Anonymous
1,441 views
how would the omission of a woman in distress impact a gothlic short story like Young Goodman Brown. like say Faith was the
5 answers
asked by
renee
1,419 views
Let f(x)=[x^3-9x]
[] --- absolute value a. does f'(x) exist? b. does f'(3) exist? c. does f'(-3) exist? d. determine all extrema
1 answer
asked by
dt
1,331 views
Can someone please check my answers?
Thank You 1) Find an equivalent expression without parenthesis -(y+87) Answer: -y-87 3)
2 answers
asked by
deedee
1,323 views
I need to figure out how many moles are in 16.0 grams of sulfur dioxide.
I know that sulfur dioxide is SO2 so do I do I do? Do I
2 answers
asked by
Sarah
1,284 views
A solution consisting of isobutyl bromide and isobutyl chloride is found to have a
refractive index of 1.3931 at 20oC. The
3 answers
asked by
Blair
1,207 views
I am trying to understand the math part of supply and demand . I am not getting it,I really need help! The question is: The
3 answers
asked by
elizabeth
1,205 views
the path of the rocket is represented by the equation y= root under(25-x)^2. the path of a missile designed to intrersect the
1 answer
asked by
jess
1,194 views
y = e^2xsin3x Find the derivative.
So I used the product rule and I got sin3x(e^2x)+cos^3x(e^2x). But the actual answer is
1 answer
asked by
Samantha
1,169 views
how do i find the equilibrant force of two forves acting on a point? one is 75N due north and the other is 105N due east.
1 answer
asked by
Anonymous
1,109 views
a 200N sign is held by two wires that have 150 degree angle between them. find the tension in each wire.
1 answer
asked by
jenne
1,108 views
find the extreme values of the function and where they occur
y=x^3+x^2-8x+5
1 answer
asked by
dt
1,092 views
I have to take cornell notes on each chapter of my book. Right now I am on chapter 8. The subject is African Civilizations and
8 answers
asked by
Kiley
1,081 views
Water is flowing at 3 m/s in a circular pipe. If the diameter of the pipe decreases to four-ninth its former value, what is the
1 answer
asked by
Lines in the Sand122
1,046 views
1) Find the value of the lim(x->0) ((sin5x/sin2x)-(sin3x-4x)). I have no idea where to start so if someone could start it off
6 answers
asked by
Samantha
1,039 views
Find the absolute value of the complex number:
5-4i
1 answer
asked by
Anonymous
1,038 views
What test is performed to determine the hardness of a mineral?
2 answers
asked by
Anonymous
1,037 views
The average (arithmetic mean) of the test scores of class of a class of x students is 74, and the average of the test scores of
3 answers
asked by
Anonymous
1,032 views
i have four legs but can stand on one, i come out in the daylight but not in the sun. i have two sisters who our in power, my
19 answers
asked by
anna
1,017 views
(X^2-1)/(x-1) = (x+1)(x-1)/(x-1) = x+1.
If you then subtract your original number, x, you are left with 1. The reason this
0 answers
asked by
Anonymous
1,009 views
Under appropriate conditions, hemoglobin dissociates into its four subunits. The isolated alpha subunit binds oxygen, but the O2
1 answer
asked by
jess
980 views
How does the world respond to the newly aggressive,newly industrialized European powers? Discuss the range of responses to
3 answers
asked by
Ryane
974 views
THE PENN-OHIO BUILDING COMPANY BUILDS AND SELLS TWO TYPES OF HOUSES:"CLEVELAND CASTLES" AND "PITTSBUTGH PALACES". CONTRACTS CALL
0 answers
asked by
ELIZABETH
957 views
What did Abigail Adams ask her husband John Adams to include in the Declaration of Independence?
2 answers
asked by
Sue
949 views
What are two pieces of evidence that the earth is a highly differentiated body
2 answers
asked by
Mike
946 views
I need to know what the source of energy which causes mountain building by folding or faulting? What form(s) of energy is
0 answers
asked by
Reese
923 views
i don't understand how to do these
1+3x-x=x-4+2z 3+3x-(x-2)=3x+4
1 answer
asked by
savanna
913 views
1) Solve: 8x ¨C (6x + 4) = 8
x = -2 2) -7x > 1/15 the solution set is: {x | x > -105} 3) Solve 5> -4x + 4 or 10 ¡Ü -4x +3 the
0 answers
asked by
Algebra HELP!!!
905 views
we have just completed the story of washington irving... 'the devil and tom walker'. it is said that the title itself has become
2 answers
asked by
jess
853 views
A 2.6 cm thick bar of soap is floating on
a water surface so that 2.14 cm of the bar is underwater. Bath oil (of specific gravity
2 answers
asked by
Lines in the Sand122
848 views
I am to Create a diagram in PowerPoint® or Word mapping job opportunities starting from, or advancing to, the position focused
3 answers
asked by
Christi
815 views
In triangle ABC, D is the centroid and M is the midpoint of segment AC. If BD=x+9 and DM=6, find MB. Answer choices: 9 , 3, or
2 answers
asked by
Abbey
774 views
I've been stuck on this physics homework since I got home. I think the main issue I don't get is finding the components, and
3 answers
asked by
Kiley
770 views
A bus and a car leave the same place and travel in opposite directions. If the bus is traveling at 50 mph and the car is
1 answer
asked by
Amir
763 views
What does it mean to vary the sentence pattern within a written work?
(Please give some answer...Not just a web link...And if you
2 answers
asked by
Xing
744 views
This is a Quantitative Redox titration.
(KMnO4) = 1.8 G.. 500 ML after the experiment we had to record the data of the 3 trials.
1 answer
asked by
Komal
742 views
y = tan(sqrtx)
Find dy/dx. So I found it and I got the answer as sec^2(sqrtx) but the answer is (sec^2(sqrtx))/2(sqrtx)...why?
2 answers
asked by
Samantha
737 views
comparing and contrasting approaches for teaching English language arts in a constructivist classroom and in a traditional
1 answer
asked by
troyer0269
732 views
Once again, I have some confusing problems for math. If you know any answers, even if you only know one, please tell me the
2 answers
asked by
Celina
717 views
What are 2 abiotic factors that affect the ocean ecosystem?
1 answer
asked by
rhys
712 views
molecular orbital theory? my teacher was like "im not teaching it, but its going to be on your test" can you please summarize
2 answers
asked by
Sam
701 views
Which of the following violate the rule of subject-verb agreement? How would you correct the errors?
Either Sue or I are supposed
2 answers
asked by
Danielle
698 views
Does anyone know anything about respiration?? Cause I have to do this chart thing and it says:
Respiration uses glucose and
2 answers
asked by
Kelsie
697 views
lim(x->infinity) sqrtx sin(1/sqrtx)
Someone please start me off. I don't know how to find the limits of trigonometric functions.
0 answers
asked by
Samantha
694 views
Find the line which passes through the point (0, 1/4) and is tangent to the curve y=x^3 at some point.
So I found the derivative
2 answers
asked by
Samantha
681 views
mentioned earlier that I was doing an essay on the Taj Mahal. Here is my draft for it and I'd like you to revise it;any tips are
5 answers
asked by
mysterychicken
666 views
Suppose f(x) is differentiable at x=a. What does tangent line approximation, y=, mean? Select all that apply
(A) Local
0 answers
asked by
George
666 views
Ok, I am struggling with understanding world history...I have an essay to write and don't know how to begin or where to start.
3 answers
asked by
Kiera
660 views
Find the derivative of 10x^2+4y^2=sqrt(7).
Is the answer 20x+8y=0
1 answer
asked by
George
656 views
Describe a simple process for using rates and unit prices that might help someone who is having difficulty understanding these
8 answers
asked by
scooby91320002
642 views
I have an AP Psychology test tomorrow and I would like practice AP questions but I don't know any sites.
2 answers
asked by
Roger
640 views
10)The formula b=30a is used in New England to estimate the minimum furnace output, b, in BTU's for a modern house with a square
1 answer
asked by
deedee
634 views
Suppose you are designing a coffee creamer container that has a volume of 48.42 cubic inches. Use the surface area and volume of
5 answers
asked by
Stephanie
629 views
how many different bracelets from 7 white beads and 2 gray ones.
2 answers
asked by
lexie
628 views
In triangle ABC, D is the centroid and M is the midpoint of segment AC. If BD=10 and DM=2x+1, find MB. Answer choices: 2 , 9.5,
1 answer
asked by
Abbey
618 views
what is the fbi crime index? Can you tell me where i can find imformation on natural crime and legal legal crime.
thank you so
1 answer
asked by
amy
615 views
7) Use cummutative law to find an equivalent expression.
73+yz Answer: 73(y+z) I know this one is wrong but I cannot figure out
0 answers
asked by
deedee
614 views
1. They are balls on the desk.
1-2. The balls on the desk are some. (Are they grammatical? Would you change them into correct
1 answer
asked by
John
612 views
Suppose f(x) is differentiable at x=a. What does tangent line approximation, y=, mean? Select all that apply
(A) Local
0 answers
asked by
George
609 views
what is mineral's sreak and why is streak more reliable property than color in mineral
1 answer
asked by
Anonymous
602 views
4) The graph of y = (x)/(1+25x^2) for x is greater than or equal to 0 has a horizontal tangent at x = what.
So what I did was
0 answers
asked by
Samantha
601 views
The four tires of an automobile are inflated to a gauge pressure of 88500 Pa. Each tire has an area of 0.0276 m2 in contact with
1 answer
asked by
Lines in the Sand122
599 views
I know this is alot of text, but i'm having trouble understanding what my professor is asking...
Study questions and Homework:
0 answers
asked by
Tom
595 views
10)The formula b=30a is used in New England to estimate the minimum furnace output, b, in BTU's for a modern house with a square
0 answers
asked by
deedee
593 views
A cardboard tube is loaded with a 15.3 N axial load. The tube has an outside diameter of 2.5 cm and a wall thickness of .035 cm.
1 answer
asked by
George
591 views
Find dy/dx of the function 10x^2+4y^2=sqrt(7).
Is the answer 20x+8y=0
1 answer
asked by
George
575 views
what is the polarity of HI
1 answer
asked by
whocares
572 views
Solve by completing the square:
x^2+9x+6=0
0 answers
asked by
Nic
572 views
find -x when x -92/29
wouldn't this be 92/29
2 answers
asked by
deedee
572 views
The way Cowley uses the phrase "my own country" is an example of
1 answer
asked by
GATOR
569 views
how do you turn 2.5 into a fraction that is not simplified?
6 answers
asked by
kadie
564 views
martha has a tax liability of $6,420 and owes additionaltaxes of $235 she is entitled to one tax credit of $374 and another
2 answers
asked by
unknown
558 views
5.From the amino acids below, name the amino acids you expect to find in the following regions of an enzyme and explain why.
Ala,
1 answer
asked by
jess
554 views
1.You have a mixture of protein A and protein B in a buffer of pH 7. The pI of protein A is 3 and the pI of protein B is 8. The
1 answer
asked by
jess
553 views
Immiserizing growth is the special case in which economic growth actually makes a country worse off than before. If the country
1 answer
asked by
Deena
553 views
I wrote an essay of examples on how cosmetics produce a flawless face. The title I came up with is Fixing Feminine Features. I
2 answers
asked by
Anna
549 views
a person in a car traveling at 18meters/s drops a cherry pit out of the window 1meter above the ground.
A. how far horrizontal
4 answers
asked by
brad
546 views
fred and barney are pushing a 200 kg crate up a plank, they have to put it on a roller. they apply a force of 1600N to the crate
2 answers
asked by
jayson
546 views
Am self studying SHM, so sorry for the elementary questions.
Would someone check/confirm some facts i think I've learned please.
2 answers
asked by
charlie
544 views
17) Simplify
[32/-8]/-1/2 Answer: -8 18) Add -7+(-9) Answer: -16 19)Solve 7(3x -2)=28 Answer:x=2 20)Solve using the addition
2 answers
asked by
deedee
540 views
can an object be in equilibrium (the state in which the net force on an object is zero) if only one force acts on the object?
1 answer
asked by
i love polka
533 views
I want to know did I work these problems right
Multiply: ( - 6)² - 4² = 36 – 16 = 20 Multiply ( - 3) ( - 6 ) + ( 4 ) ( -2) =
1 answer
asked by
Gertrude Sanders
524 views
my questions is about a play called An Inspector Calls.
1. How is the context still relevant in issues related to modern day
1 answer
asked by
Emmerson
519 views
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