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Jamie
Questions (694)
Most sphygmomanometers use mercury. How tall would the manometer tube need to be if it were filled with water instead? It might
1 answer
411 views
f(x)= 4-x^2 and g(x)= sqrt (x)
find the implied domain of fg(x) fg(x)= f(sqrt(x)) fg(x)= 4-(sqrt(x))^2 fg(x)=4-(sqrt x)(sqrt x)
3 answers
657 views
infinites
absolute value symbol l l First look at some small finite sets: Let A={1,5,9} B={U,V,W,X,Y,Z} C={Barrak Obama, Joe
1 answer
329 views
Find the domain of the function sqrt(4-x^2).
I tried it not sure if i'm correct 4-x^2>= 0 -x^2>=-4 x^2<=4 x<=2,x>=-2 Am I
2 answers
529 views
absolute value symbol l l
First look at some small finite sets: Let A={1,5,9} B={U,V,W,X,Y,Z} C={Barrak Obama, Joe Biden, Hillary
1 answer
346 views
7.72 g of CuBr2 contains how many bromide (Br-) ions?
2 answers
1,118 views
1) A lottery draws six numbers from 42 possibilities, without regard to order. What is the total number of possible results of
4 answers
1,141 views
How do I say the weather in Buenos Aires is mostly sunny. I know sunny is hace calor but how to I actually say "The weather in
3 answers
1,019 views
(3^x)(4^2x+1)=(6^x+2). Find the exact value of x giving the answer in the form x=ln(a)/ln(b).
3 answers
463 views
1.) cot(-θ)(secθ)
I think the answer is secθ but I don't know how to get this. 2.) (tanθ) / (cos)(90° -θ) 3.) 3sin2xcos2x -
1 answer
461 views
Some IQ tests are standardized to a Normal model with a mean of 100 and a standard deviation of 16. About what percent of people
2 answers
661 views
In a standard Normal model, what value of z cut off the region described as the lowest 1.5%?
3 answers
934 views
How do I solve a quadratic equation x^2 - x = 30 by completing the square-
I don't understand-could someone just explain the
6 answers
905 views
A ball is thrown horizontally from the roof of a building 33.0 m tall and lands 20.5 m from the base. What was the ball's
4 answers
587 views
A projectile is launched from ground level to the top of a cliff which is 195 m away and 155 m high. If the projectile lands on
3 answers
2,316 views
#1.) The population of bacteria after t hours is given by P(t) = 500/(1+83.33e^-0.162t)
a.) What is the initial population? b.)
4 answers
963 views
in the equation below, y is a function of x.
y = 4x + 8 if the value of x isdecreased by 3, how will the value of y change?
3 answers
380 views
True or False:
1. f(x) = -x^3 + x + 1 is an odd function 2. f(x) = x^3 -ax^2 + bx represents a cubic equation having no constant
3 answers
1,217 views
A baseball player is approaching home plate with a speed of 5.8m/s when he decides to slide. He slides for 1.1s, just reaching
2 answers
522 views
Two taps named tap A and B are used to fill a tank. Tap A on its own takes 5 hours longer than tap B to fill the tank. The two
1 answer
542 views
Two taps, having different rates of flow are used to fill a large water tank. If tap A is used on its own it will take 5 hours
3 answers
640 views
One year, China consumed 4 times as much energy as Brazil.Define a variable and write an expression for the amount of energy
4 answers
436 views
I am supposed solve these SYMBOLICALLY but i don't know how since i was never taught in school.
Could someone help me solve
3 answers
453 views
What literature do you consider to be part of the United States' current literary canon, and
why? o How do those selections
2 answers
538 views
I have to figure out what basic type of account debited and credited, the specific account, whether the account is increased or
2 answers
1,111 views
Technology and Communication Paper
· Prepare a 1,050- to 1,750-word paper that explains how technology has affected the
10 answers
727 views
Cooper Construction Company had a contract starting April 2010, to construct a $9,000,000 building that is expected to be
1 answer
828 views
On January 2, 2010, Wine Corporation wishes to issue $2,000,000 (par value) of its 8%, 10-year bonds. The bonds pay interest
3 answers
969 views
Posted by Jamie on Sunday, June 20, 2010 at 3:36pm.
You are given three test tubes that contain colourless liquid. One test tube
1 answer
522 views
You are given three test tubes that contain colourless liquid. One test tube contains benzene, another contains ethanol, and the
3 answers
586 views
I need to find how many grams phosphorus (P) are in 0.8645 g sample of MgNH4PO4 x 6H2O
How many grams P2O5 can be calculated with
4 answers
3,093 views
Native Americans who are employed are less likely to be managers, professionals, technicians, salespeople or administrators.
is
1 answer
336 views
2HI(g)--> H2(g) + I2(g)
The rate law for the decomposition of HI is r=k[HI]^2. The rate of the rxn was found experimentally to b
2 answers
951 views
Just a few questions about rates of reaction.
A) Why are the units for average and instantaneous rates the same? -because they
7 answers
5,509 views
This is STOICHIOMETRY. Please i need help in the worst way. I don't understand this at all and it is due tomorrow, please i need
3 answers
2,286 views
a/3+a/3-1=a
solve for a
1 answer
275 views
Assume the body temperture of healthy adults are normally distributed with a mean of 98.20 degrees F and a standard deviation of
4 answers
855 views
You wish to calculate the commission on sales. The commission is 6% on all sales that are at least 20% above cost.
1 answer
699 views
A random survey of 500 households
determines that 20% of the households would do so and that each participating household expects
2 answers
923 views
Simplify 2sqrt25x^3 -3x sqrt4x
1 answer
332 views
solve: sec(1/4)X+"Square Root of 2"=0
1 answer
476 views
What marketing segmentation criteria could be used to find a person like your self from a purchased list of names? Assume an ad
1 answer
512 views
Limited Liability Companies. John, Lesa, and Trevor form a limited liability company. John contributes 60% of the capital, and
4 answers
2,592 views
How many rectangles will fit about a point when tessellating
the plane? How do you know?
3 answers
430 views
An electron, moving with a speed, 6.8 km/s, enters a magnetic field that has a strength of 6.9 T. The magnetic force on the
2 answers
1,134 views
Find the equation of the following. The locus of all points in a plane such that the sum of the distances from points (-2,-1)
6 answers
489 views
What is the polar form of the equation
3x - 4y = 12? The answer is r = 12/ (3cosx - 4 sinx) (x = theta) I don't know how to get
4 answers
1,882 views
Let U = {xƒ}x is an American}, C = {x/x is a smoker}, D = {xƒ}x has a health problem}, E = {xƒ}x is a male} Describe a person
2 answers
561 views
Write the formula, substitute numbers and units(labels)Mike mixed 20g of 60C water with 40g of 25C water. The final temperature
2 answers
594 views
1.Air can be compressed. What does it mean and why can it be compressed?
2.Air can be expanded. What does it mean and why can it
1 answer
857 views
Time, (min): 0 10 20 30
Moles,(trans): 1.00 0.90 0.81 0.73 Given the following data, what is the order of the reaction? How long
1 answer
381 views
Kp=1.78 at 250 degrees for the decomposition reaction, PCl5(g)->PCl3(g)+Cl2(g. Calculate the percentage of reactant that remains
2 answers
1,209 views
What aldehyde and primary alcohol might be oxidized to yield 4-methylcyclohexanoic acid?
1 answer
372 views
What aldehydes and primary alcohols might be oxidized to yield the following carboxylic acids:
1)p-methylhexanoic acid
1 answer
508 views
Write the structure of the hemiacetals that results from the following reactions:
1)2-butanone + 1-propanol 2)butanal +
2 answers
904 views
What aldehydes and primary alcohols might be oxidized to yield the following carboxylic acids:
1)p-methylhexanoic acid
1 answer
441 views
Three charges are arranged as follows: +3 mC located on the y-axis at +15 mm; -2.5 mC located on the x-axis at -25 mm; and +4.0
3 answers
1,529 views
What are some examples of speed and velocity? I'm trying to illustrate them for a project, but i don't know what to draw
1 answer
389 views
You throw a ball straight up at 25 m/s. How many seconds elapse before it is traveling downward at 13 m/s?
4 answers
1,837 views
Ted put several different integers in order from least to greatest. He then put the same integers in order from greatest to
2 answers
621 views
What does Jefferson mean by we must resort to manufacturing out
1 answer
353 views
What is the smallest volume of water at 20c that could be used to dissolve and remove potassium nitrate impurities and leave
2 answers
559 views
Please help !
Finish the following statement: "The greater the number of lines on a diffraction grating of a given size," a)the
4 answers
2,383 views
whats the translation of: "Tum amici Maximiservos laudaverunt et eis pecuniam donaverunt" and "Maximo singuli vale dixerunt" ?
3 answers
781 views
In the formula A=p(1+i)^n,
I can not remember how to sub a value for "i" (interest) into the equation. For example, A $1000
3 answers
541 views
Find the exact value of the cosine and the cosecant of thetha, if thetha terminates in quadrant II and sin theta = 4/5
2 answers
983 views
I am working on a research paper for a course I am taking through Penn Foster. I have to answer several questions but I don't
2 answers
698 views
Decide which of the variables described is likely to have a normal or near-normal distribution.
a. The salaries of adult males in
1 answer
439 views
When two balanced dice are rolled, 36 equally likely outcomes are possible as shown below.
(1, 1) (1, 2) (1, 3) (1, 4) (1, 5) (1,
4 answers
4,823 views
When a coin is tossed four times, sixteen equally likely outcomes are possible as shown below:
HHHH HHHT HHTH HHTT HTHH HTHT HTTH
1 answer
530 views
solve
(-5)x=3x-22 I"ve tryed all of the methods I have learned and still, when I put them in place of X it does not balance out.
1 answer
468 views
I'm not understanding this problem soo much
Solve -5x=3x-22
1 answer
365 views
Am i on the right track
U= f(x,y) 5= (10,4) + 40=(10,4) 2000 + 1600 No is the answer Why? No equal consumption
1 answer
301 views
Bridget has a limited income and consumes only wine and cheese; her current consumption choice is four bottles of wine and 10
3 answers
722 views
True or false
A recommended way of capitalizing on failure in a management experience is to reflect on what you would do
1 answer
367 views
A cyclist and a jogger start from a town at the same time and head for a destination 6 mi away. The rate of the cyclist is twice
3 answers
766 views
We're learning about classifying triangles with Side-Angle-Side, Angle-Side-Angle, etc. I'm kind of confused-- I have the
2 answers
1,147 views
A rectangular kitchen table is three times as long as it is wide.If it were 3 m shorter and 3 m wider it would be a square.What
4 answers
518 views
Can a graph cross an oblique asymptote?
I tried to Google the answer to my question, but I can't find a site that gives me a
2 answers
531 views
True or False:
|–8| + |3| = |–8 + 3|
1 answer
426 views
How do I do this??
Calculate the pH at the equivalence point for the titration of 0.20 M aniline (C6H5NH2, Kb = 3.8 x 10-10) with
4 answers
4,257 views
I was given gross accounts receivable $15,200,000 and $17,600,000 respectively; allowance for uncollectible accounts at the
1 answer
497 views
A test rocket is fired vertically upward from a well. A catapult gives it an initial speed of 80.2 m/s at ground level. Its
4 answers
1,462 views
An inquisitive physics student and mountain climber climbs a 50.0 m cliff that overhangs a calm pool of water. He throws two
2 answers
1,239 views
A ball starts from rest and accelerates at 0.520 m/s2 while moving down an inclined plane 9.65 m long. When it reaches the
2 answers
1,147 views
Can anyone PLEASE find me a short summary of these poems?
the forsaken merman-matthew arnold the portrait- robert browning
2 answers
565 views
Two successive reactions, D-->E and E-->F, have yields of 48% and 73%, respectively, What is the overall percent yield for
1 answer
390 views
Two successive reactions, D-->E and E-->F, have yields of 48% and 73%, respectively, What is the overall percent yield for
5 answers
4,759 views
EVALUATW (-8B)^2 AND -8B^2 WHEN B=10.
(-8B^2)= -8B^2= SOLVE USING THE ADDITION PRINCIPLE. 3.8=S=0.1. THE SOLUTION IS S= THANK YOU
1 answer
941 views
Translate to an algebraic expression. The product of 21% and some number. The translation is=
Type the percentage as a decimal.
2 answers
936 views
4/-3+(5/-12)=
Simplify your answer. Type a fraction.
1 answer
426 views
A ball travels at 59.78 m/s for a distance of 16.45768956 meters, then decelerates at -89.67 m/s2 until is reaches a velocity of
1 answer
373 views
[6x + 5]/3 = 3x/7 - 2 Please help.
1 answer
311 views
Analogies:
1) Worthwhile : Valuable :: A) Worthless : priceless B) Beneficial : Worthy *I think it's A* 2) Store : Supply :: A)
3 answers
427 views
Sales is 59250 with 100% what is cost of sales: ? with 31.97%, Gross profit : ? with ?%, Personnel Cost : 18486.00 with ?%,
1 answer
406 views
Determine the vertical asymptotes for the graph function:
f(x) = 4/x+10 g(x) = x^4 + 2/x h(x) = x^2+4/x(x+5)(x-2) f(x) = x+5/x^2
4 answers
375 views
Please solve:
a. 1/3 - 5/6 = 1/x b. t+1/3 - t-1/2 = 1
7 answers
584 views
I feel like an idiot for even asking, however, here goes...
I need to do a "graphical representation of mechanical and chemical
6 answers
686 views
Find the equation of the line parallel to the line 3x + y = 5 and containing the point (4, – 2).
5 answers
493 views
I did this problem, but would like to compare answers please if someone can help. Thanks!
Find the equation of the line parallel
1 answer
403 views
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