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Jen

Questions and answers by visitors named Jen, page 2

Questions (1,135)

ExpressP(x) = x^5 + 6 x^3 - x^2 - 2x + 5 as the sum of an odd function and even function. Podd(x)=x^5 +6x^3- 2x Peven(x)= -x^2 +
1. 1 answer
2. 1,104 views
Sketch the graph of 1/12(x+2)^2(x-3)^2 and make sure the graph shows all intercepts and exhibits the proper end behavior.I can
1. 1 answer
2. 574 views
how to factorx^4 - 2x^3 - 8x + 16 Thanks. you can factor by grouping wich is to divide the equation into two pieces 1)x^4-2x^3
1. 1 answer
2. 563 views
x^4 -3x^2 - 4how to factor this? Thanks (x^2 - 4)(x^2 + 1)
1. 1 answer
2. 300 views
How to find the polynomialdegree 2 and zeros are (1+i) & (1-i) I would like to see the steps to solve this. Thanks. If those are
1. 1 answer
2. 433 views
degree 4zeros i & (1+i) constant term 12 How do I start this problem. Thanks A degree four polynomial will have the form (x^4
1. 3 answers
2. 1,867 views
polynomial is x^3 - x^2 -11x + 15If 3 is the zero of the polynomial, when you divide this polynomial with x-3, the remainder has
1. 1 answer
2. 431 views
A drug is administered to a patient and the concentration of the drug in the bloodstream is monitored. At time t >= 0(in hours
1. 3 answers
2. 2,267 views
Is it possible to roughly sketch a graph(without plotting the points) from the asymptotes of a rational function? Is yes, what
1. 1 answer
2. 707 views
A variable 'm' varies directly as 'a' and inversely as 'b'. If m=6 when a=7 and b=4, what is 'm' when a=9 and b=12?M=
1. 4 answers
2. 1,936 views
A variable 'f' varies jointly as 'g' and the square of 'h' and inversely as 'j'. If f=-14 when g=5, h=8, j=20, what is 'f' when
1. 4 answers
2. 4,203 views
problem #1(1+x)/(2x+3)<1 algebraically problem #2 1/(x^2+2x+1) > 2 graphically TIA please ignore this
1. 1 answer
2. 486 views
1/(1+x^2) < 1/2TIA
1. 1 answer
2. 437 views
domain of exponential function from y axis & logarithmic function from x axis?
1. 1 answer
2. 314 views
P(x) = -(x-a)^4 (x-b)^3 (x-c)where a>0, b<0, c>0, a<c How do I sketch a graph of this? Thanks First you put the points a, b and
1. 1 answer
2. 550 views
The half life of cesium-137 is 30 years. Suppose we have a 10-g sample.a)Find a function that models the mass remaining after t
1. 2 answers
2. 1,498 views
The 1985 Mexico city earthquake had a magnitude of 8.1 on the Richter scale. The 1976 earthquake in Tangshan, China was 1.26
1. 1 answer
2. 579 views
What is a genetic pattern for a trait and what determines chemical bond type?(these questions are for a crossword) the first
1. 1 answer
2. 384 views
A culture starts at 8600 bacteria. After one hour the count is 10,000.Find a function that models the number of bacteria n(t)
1. 4 answers
2. 11,248 views
If 250mg of a radioactive element decays to 200mg in 48 hours, find the half-life of the element.ln(N<sub>o</sub>/N) = kt
1. 1 answer
2. 997 views
e^(3-2x) = 4How do I solve this graphically? Thanks. Make a graph of e^(3 - 2x) vs x for various values of x from 0 to 2. The
1. 1 answer
2. 733 views
I am working on a project on energy and I can not find a definition of muscular energy. I am in the 4th grade. Can you help?i
1. 30 answers
2. 779 views
0.2 <= logx < 2take the antilog of each side.. 10<sup>0.2</sup> < x < 10^<sup>2</sup>
1. 1 answer
2. 333 views
3logx = 6-2xThanks This is a problem that is best solved by iteration, or graphing. I recommend graphing. There is no
1. 2 answers
2. 600 views
4-x^2 = e^-2xplease. This is a transidental equation. Numeric methods, such as iteration, or expanding functions to series and
1. 1 answer
2. 495 views
ABC is a right triangle. Angle C is 90 degree.Altitude CD is drawn to hypotenuse AB. Prove AB/BC = BC/BD and AB/AC = AC/AD This
1. 2 answers
2. 1,259 views
How do I find tan(-pi/4) from the unit circle?Thanks. Go 45 degrees clockwise or reverse of the circle, it should be at 315
1. 1 answer
2. 913 views
Find the inverse off(x) = log(2+x) - 4 the base is "a" Call f(x) y y = loga(2+x) -4 y+4 = loga(2+x) a^(y+4) = 2 + x x = a^(y+4)
1. 1 answer
2. 569 views
Give t (3/5 , 4/5)How do I find the terminal points for pi-t Thanks Given t (3/5 , 4/5) How do I find the terminal points for
1. 1 answer
2. 336 views
What other physical properties other than specific heat could be used to identify metals?spectroscopic lines and density to name
1. 1 answer
2. 658 views
A tree on a hillside casts a shadow 215 ft down the hill. If the angle of inclination of the hillside is 22 degree to the
1. 2 answers
2. 1,186 views
Observers P and Q are located on the side of a hill that is inclined 32 degrees to the horizontal as shown(picture given). The
1. 3 answers
2. 1,431 views
A fisherman leaves his home port and heads in the direction N 70 degree W. He travels 30 mi and reaches Egg Island. The next day
1. 3 answers
2. 1,747 views
need to know what is the theoretical moles of NaClAny number you choose. The molar mass is about 58.5 if that is what you mean?
1. 1 answer
2. 466 views
How to solve without calculator1. sin(arctan(12/5)) 2. cos(arccosx + arcsinx) Thanks. You have to know your right triangles. 5
1. 2 answers
2. 905 views
How to find the value ofarctan(2 sin (pi/3)) without using calculator or sketching a triangle. It is like taking u=something and
1. 1 answer
2. 667 views
How do I do this by sketching a triangle.sin( arcsin(1/2) + arccos(1/2) ) Thanks. let's start with arcsin(1/2) draw a right
1. 1 answer
2. 605 views
arctan(tan(2pi/3)thanks. arctan(tan(2pi/3) = -pi/3 since arctan and tan are inverse operations, the solution would be 2pi/3 the
1. 1 answer
2. 731 views
tan(3x) + 1 = sec(3x)Thanks, pretend 3x equals x so tanx + 1 = secx we know the law that 1 + tanx = secx so tanx + 1 becomes
1. 3 answers
2. 3,770 views
A photocopier wants to enlarge a work by 120%. The original area is 10 inch^2. What would be the area of the enlarged copy?Thank
1. 1 answer
2. 1,246 views
Reposting..The original area is 10 inch^2. If the area is enlarged by 120%, what is the new area? Please help. Thanks. Ten
1. 5 answers
2. 517 views
Let A be an invertible n x n matrix, and let B be an n x p matrix. Explain why (A^-1)(B) can be computed by row reduction:[A B]
1. 3 answers
2. 1,705 views
Frank's nominal income in 1998 is $45,000. Suppose the CPI in 1998 is 150. What is Frank's real income?a. $51,750 b. $45,000 c.
1. 1 answer
2. 648 views
Pat takes 4 hours to brew 5 L of beer and 2 hours to make a pizza. Kris takes 6 hours to brew 5 L of beer and 4 hours to make a
1. 1 answer
2. 914 views
Explain how the digestive, cardiovascular, and respiratory systems work together to allow cellular respiration to occur.Here are
1. 2 answers
2. 557 views
I need help with I just can't seem to get anywhere. this is as far as I have got:Solve for b arcsin(b)+ 2arctan(b)=pi
1. 1 answer
2. 642 views
I have some problems that I need help with please. Thanxs!Find the domain of the function. 1. f(x)=-8x-2 Given fuctions f and g,
1. 2 answers
2. 562 views
I need help with transformations. This is what my instructions say to do:Begin by graphing the standard absolute value function
1. 3 answers
2. 609 views
Ok so the question is this: the manager of the Super Supermarket would like to be able to compute the unit price for products
1. 2 answers
2. 959 views
In humans, dietary calcium helps maintain strong bones and teeth. Calcium is absorbed into the blood stream by the cells that
1. 1 answer
2. 512 views
I need to have some problems checked and I need help with one of them.Determine which two functions are invereses of each other.
1. 1 answer
2. 336 views
f(x)=x^4 -3, g(x)=4th square root x-3, h(x)=x^4 + 3Would the inverse be g(x) and h(x)
1. 3 answers
2. 287 views
Jim can fill a pool carrying bucks of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1
1. 4 answers
2. 440 views
What is the significance of the order of development of the nervous system before the cardiovascular system during feotal
1. 1 answer
2. 490 views
Were the framers of the Constitution during the 20th century in the American colonies democrats or elitists, or both?
1. 4 answers
2. 446 views
The blood types B- and AB- are the rarest of the eight huan blood types representing 1.5% and .6% respectively.a) If the blood
1. 2 answers
2. 556 views
A professor gives a test with 100 true-false questions. If 60 or more are necessary to pass, what is the probability that a
1. 2 answers
2. 730 views
What is the main difference between the cephalothorax and abdomen of a crayfish?
1. 3 answers
2. 921 views
Could you help me with the following problem, I don't understand how to do it.Find an nth degree polynomial function with real
1. 3 answers
2. 532 views
Could you help me with the following problem, I don't understand how to do it. Am I suppose to use the linear factorization
1. 2 answers
2. 688 views
What is the revelence in the order of development of the foetal nervous system before the cardiovascular system?
1. 1 answer
2. 445 views
Explain why mitosis can occur in a haploid cell, but meiosis can’t.
1. 1 answer
2. 418 views
Explain why mitosis can occur in a haploid cell, but meiosis can’t.
1. 1 answer
2. 375 views
Which human organ system is the first to become visibly differentiated during development? Which is the second? What is the
1. 2 answers
2. 482 views
In algebra right now, we're doing inverses and stuff. And I'm not sure if this problem can be solved with using an inverse
1. 3 answers
2. 560 views
Is affirmative Action essentially the same thing as equal employment opportunity?I know they are the same as far as promotion
1. 2 answers
2. 505 views
If a pre-employment test (such as personality tests/aptitude test etc)is reliable can it can still be discriminatory?I know that
1. 2 answers
2. 557 views
I have one more question that is t/fA human resource inventory contains the organizational history of an individual and
1. 2 answers
2. 562 views
What is the function of tRNA?
1. 1 answer
2. 334 views
What is the function of tRNA?
1. 2 answers
2. 514 views
An object is suspended from a spring and vibrates with simple harmonic motion. At an instant when the displacement of the object
1. 2 answers
2. 526 views
Tarzan spies a 35kg chimpanzee in severe danger, so he swings to the rescue. He adjusts his strong, but very light, vine so that
1. 3 answers
2. 2,428 views
As part of an exercise program, a 75 kg person does toe raises in which he raises his entire body weight on the ball of one
1. 3 answers
2. 1,783 views
A fisherman notices that his boat is moving uo and down periodically, owing to waves on the surface of the water. It takes 2.5 s
1. 7 answers
2. 6,794 views
A certain transverse wave is described by the equationy(x,t) = (6.50 mm)sin2pi((t/0.0360 s)-(x/0.280m)) Determine the wave's (a)
1. 4 answers
2. 1,394 views
Can anyone provide a good example (website or whatever) of a Pedigree chart in regards to eye colour? Help!
1. 3 answers
2. 368 views
I am totally confused by what to do here:GGG CAT GGT CCT ATT TAC DNA coding strand sequence: DNA non-coding strand sequence:
1. 2 answers
2. 892 views
One end of a 14 m long wire having a total mass of .8000 kg is fastened to a fixed support in the ceiling, and a 7.50 kg object
1. 2 answers
2. 582 views
A baby's mouth is 30.0 cm from her father's ear and 1.50 m from her mother's ear. What is the difference between the sound
1. 2 answers
2. 602 views
In the first overtone, an organ pipe that is open at one end and closed at the other end produces the note concert A, of 440 Hz.
1. 1 answer
2. 667 views
A young person with normal hearing can hear sounds ranging from 20 Hz to 20 kHz. How many octaves can such a person hear?
1. 4 answers
2. 697 views
Would the most common traits always be dominant?
1. 3 answers
2. 737 views
I have to answer the following question: What is the role for Employees?In my notes is states 1. Primary source of income 2.
1. 1 answer
2. 381 views
True or false: If a manager has control over their subordinates they are using delegation?I think that is false because I would
1. 1 answer
2. 433 views
why should managers primarily follow affirmative action guidelines
1. 1 answer
2. 388 views
Hi,Sorry for this format, it's kind of hard to read, but I'm supposed to journalize these transactions and I can't get June 30th
1. 2 answers
2. 1,042 views
Hi again,I was wondering if anyone might know how to check my answers to these questions on accounting...thanks!! 1. The current
1. 2 answers
2. 542 views
How does diversity training increase awareness building and skill building?I think Skill building help managers to teach and
1. 1 answer
2. 483 views
What exactly is an appraisal interview? Is it the same thing as a perfomance review?
1. 1 answer
2. 481 views
The general purpose of a report is to persuade readers to do something, is that the same as getting your audience to change
1. 2 answers
2. 548 views
An open barge has the dimensions l=22 m, w=40 m, and h=12m. If the barge is made out of 4.0 cm thick steel plate on each of its
1. 1 answer
2. 1,052 views
A liquid is used to make a mercury-type barometer. The barometer is intended for spacefaring astronauts. At the surface of the
1. 2 answers
2. 611 views
Modern airplane design calls for a lift, due to the net force of the moving air on the wing, of about 2000 N per square meter of
1. 1 answer
2. 690 views
A horizontal pipe has a cross sectional area of 40.0 cm^2 at the wider portions and 10.0 cm^2 at the constriction. Water is
1. 1 answer
2. 1,123 views
An open barge has the dimensions l=22 m, w=40 m, and h=12m. If the barge is made out of 4.0 cm thick steel plate on each of its
1. 3 answers
2. 2,056 views
A liquid is used to make a mercury-type barometer. The barometer is intended for spacefaring astronauts. At the surface of the
1. 2 answers
2. 505 views
A horizontal pipe has a cross sectional area of 40.0 cm^2 at the wider portions and 10.0 cm^2 at the constriction. Water is
1. 7 answers
2. asked by Jen
3. 2,593 views
A copper calorimeter can with mass .100 kg contains .160 kg of water and .018 kg of ice in thermal equilibrium at atmospheric
1. 2 answers
2. 628 views
An aluminum cube .100 m on a side is heated from 10 degrees Celsius to 50 degrees Celsius. What is the change in its density?
1. 1 answer
2. 479 views
The speed of propagation of a sound wave in air at 27 degrees Celsius is about 350 m/s. Calculate, for comparison, v_rms for
1. 5 answers
2. 2,259 views

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