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Jen

Questions and answers by 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. 1,107 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. 576 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. 565 views
x^4 -3x^2 - 4how to factor this? Thanks (x^2 - 4)(x^2 + 1)
1. 1 answer
2. 301 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. 435 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. 1,869 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. 433 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. 2,274 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. 710 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. 1,939 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. 4,205 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. 489 views
1/(1+x^2) < 1/2TIA
1. 1 answer
2. 438 views
domain of exponential function from y axis & logarithmic function from x axis?
1. 1 answer
2. 315 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. 552 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. 1,502 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. 581 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. 388 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. 11,255 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. 1,000 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. 736 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. 783 views
0.2 <= logx < 2take the antilog of each side.. 10<sup>0.2</sup> < x < 10^<sup>2</sup>
1. 1 answer
2. 334 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. 602 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. 499 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. 1,262 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. 915 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. 572 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. 339 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. 662 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. 1,194 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. 1,437 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. 1,752 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. 468 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. 908 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. 671 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. 612 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. 736 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. 3,775 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. 1,249 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. 523 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. 1,707 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. 651 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. 917 views
Explain how the digestive, cardiovascular, and respiratory systems work together to allow cellular respiration to occur.Here are
1. 2 answers
2. 561 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. 645 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. 565 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. 612 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. 961 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. 514 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. 339 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. 290 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. 442 views
What is the significance of the order of development of the nervous system before the cardiovascular system during feotal
1. 1 answer
2. 492 views
Were the framers of the Constitution during the 20th century in the American colonies democrats or elitists, or both?
1. 4 answers
2. 448 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. 559 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. 732 views
What is the main difference between the cephalothorax and abdomen of a crayfish?
1. 3 answers
2. 924 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. 535 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. 691 views
What is the revelence in the order of development of the foetal nervous system before the cardiovascular system?
1. 1 answer
2. 447 views
Explain why mitosis can occur in a haploid cell, but meiosis can’t.
1. 1 answer
2. 420 views
Explain why mitosis can occur in a haploid cell, but meiosis can’t.
1. 1 answer
2. 377 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. 484 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. 563 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. 507 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. 559 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. 564 views
What is the function of tRNA?
1. 1 answer
2. 336 views
What is the function of tRNA?
1. 2 answers
2. 515 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. 529 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. 2,431 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. 1,784 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. 6,798 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. 1,396 views
Can anyone provide a good example (website or whatever) of a Pedigree chart in regards to eye colour? Help!
1. 3 answers
2. 370 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. 895 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. 584 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. 604 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. 671 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. 699 views
Would the most common traits always be dominant?
1. 3 answers
2. 738 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. 382 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. 436 views
why should managers primarily follow affirmative action guidelines
1. 1 answer
2. 391 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. 1,046 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. 544 views
How does diversity training increase awareness building and skill building?I think Skill building help managers to teach and
1. 1 answer
2. 485 views
What exactly is an appraisal interview? Is it the same thing as a perfomance review?
1. 1 answer
2. 485 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. 549 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. 1,056 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. 613 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. 692 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. 1,127 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. 2,060 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. 508 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. 2,602 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. 629 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. 482 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. 2,262 views

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