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Tom
Questions and answers by
Tom
, page 6
Questions (685)
y = (6x^2-6)^4/x
I would appreciate it more if work was shown. Thank you (I have the answer but want to know how to do it)
1 answer
314 views
If the total cost function for producing x lamps is
C(x) = 90 + 36x + 0.1x^2 dollars, producing how many units will result in a
3 answers
1,689 views
Beans meal is 16% protein flour meal is 8% protein. How many pounds of each should be mixed together to get 32 pounds mixture
1 answer
393 views
Write the equation of the line tangent to the curve
x^2 − 4y^2 + 192 = 0 at (8, 8) Thank You
1 answer
441 views
Find the elasticity of the demand function:
pq = 42 p=$2 My professor went through this lesson really fast and I would appreciate
1 answer
366 views
Find the elasticity of the demand function:
pq = 42 p=$2 My professor went through this lesson really fast and I would appreciate
1 answer
445 views
If a ball is launched into the air vertically with a velocity of 20 m/sec, how fast will it be moving after two seconds? (The
1 answer
419 views
a skier decides to ski down a hill inclined at 12 degrees to the horizontal. He pushes on his poles and starts to slide down the
1 answer
467 views
How do I solve this equation (q+p^2-33p=9) for the point of elasticity in terms of p?
Thank you!
1 answer
396 views
A monopoly has a total cost function
C = 1000 + 108x + 12x^2 for its product, which has demand function p = 324 − 3x − 2x^2.
2 answers
743 views
Given Perimeter of triangle is 26 inches.
Side A is 3 inches longer than B. Side C is 1 inch shorter than twice side B
2 answers
483 views
Find f'(x) for f(x) = sin3(3x2).
4 answers
1,938 views
Find f'(x) for f(x) = ln(x^3 + e^(4x)).
I got(4e^(4x)+3x^2)/(e^(4x)+x^3) Is that right?
1 answer
265 views
The table below shows the temperature (in °F) t hours after midnight in Phoenix on March 15. The table shows values of this
3 answers
4,364 views
The position function of a particle in rectilinear motion is given by s(t) s(t) = t^3 - 9t^2 + 24t + 1 for t ≥ 0. Find the
2 answers
1,039 views
Find the x-coordinates of any relative extrema and inflection point(s) for the function f(x) = 3x^(1/3) + 6x^(4/3). You must
2 answers
1,002 views
Scores on the Scholastic Aptitude Test form a ND with a mean of 500 and SD of 100 what is the minimum score necessary to be in
1 answer
476 views
1.A weatherman reports, “The storm waves are about 2 meters high and about 35 meters apart.” What properties of waves is the
4 answers
1,468 views
Maya made a sign with area of 48 square centimeters. Use a centimeter grid paper to draw a shape that shows what her sign could
9 answers
1,943 views
The function's value will always be greater than or equal to the local linear approximation of a function f if, for all x in an
2 answers
1,096 views
The function's value will always be greater than or equal to the local linear approximation of a function f if, for all x in an
4 answers
1,557 views
Which of the following statements is/are true?
I.If f '(c) = 0, then f has a local maximum or minimum at x = c. II.If f is
4 answers
1,384 views
Which of the following functions is continuous at x = 5? I put a for my answer, could someone please check this?
a.
3 answers
1,680 views
Use the table below to evaluate d/dx [f[g(2x)]] at x = 1
x 1 2 3 4 f(x) 6 1 8 2 f '(x) 6 1 8 2 g(x) 1 4 4 3 g '(x) 9 5 5 -4
1 answer
930 views
For f(x)=(1-x)/(1+x) and g(x)=x/(1-x) , find the simplified form for f [g(x)] and state the domain
5 answers
5,466 views
A ball is thrown straight up from the edge of the roof of a 60.0 m tall building. If a second ball is
dropped from the roof 2.0 s
2 answers
1,020 views
here are a few people in line waiting to be served. You are taking care of one customer and she insists you gave her the
1 answer
416 views
here are a few people in line waiting to be served. You are taking care of one customer and she insists you gave her the
1 answer
461 views
here are a few people in line waiting to be served. You are taking care of one customer and she insists you gave her the
1 answer
404 views
The height (in centimeters) of a candle is a linear function of the amount of time (in hours) it has been burning. When graphed,
4 answers
1,588 views
The velocity v of a fluid flowing in a conduit is inversely proportional to the cross- sectional area of the conduit.( Assume
3 answers
1,437 views
At a firing range, a target is placed 300 m from where someone is firing a rifle. The muzzle speed of this rifle is 700 m/s. If
2 answers
548 views
The Romance World Cruise Line provides special gifts for passengers who are newlyweds, as well as for those who have been
2 answers
807 views
20,500 gallons of kerosene spill into a banked up area that measure 20 foot x 10 foot how long will the fire last it is left
4 answers
670 views
a norman window is constructed by adjoining a semicircle to the top of an ordinary rectangular window. find the dimensions of a
2 answers
1,060 views
A share of ABC stock was worth $60 in 2005 and only worth $45 in 2010.
Find the multiplier and the percent decrease.
4 answers
2,789 views
Simplify the following exponents.
(3m^2n^7/m)^5
1 answer
356 views
Simplify the following exponents.
(3x^ay^bz^c)(-y^fz^g)
2 answers
492 views
An aqueous solution of
KF is add dropwise to an aqueous micture containing 0.25M Ca2+ and 0.75M Mg2+ calcuate the minimum
1 answer
500 views
I have a precalculus test tomorrow and I've been studying nonstop for the past few days but I've been struggling because it has
2 answers
543 views
2cos^2(theta) + Sin(theta)=1
I know I have to use the quadratic formula but i'm having trouble after I convert the Cos^2(theta)
1 answer
444 views
Alloys of copper and zinc are used to produce brass. Why do these elements not react in this application?
1 answer
420 views
There are 180 days of school; 40 weeks.
You have a six day cycle in your schedule. You have health twice a cycle (2 days out of 6
6 answers
410 views
A biophysics student measures her reaction time by having a friend drop a meterstick between her
fingers. The meterstick falls
2 answers
607 views
(a) A magazine article states that cheetahs are the fastest sprinters in the animal world and that
a cheetah was observed to
2 answers
538 views
(a) In 2009, Usain Bolt ran the last 100 meters of the 150-meter race in 8.70 seconds. What is Usain
Bolt’s speed? (b) The
3 answers
682 views
Find all real and complex roots and type complex answers in the form a+bi.
x^4-9x^2+20=0
1 answer
306 views
The volume of a pyramid with a square base is given by the expression 1/3s square h, where she is the length of a side of the
4 answers
1,706 views
2 similar rectangles have areas of 6in and 24 in. What is the scale factor of the smaller rectangle to the larger rectangle?
4 answers
1,960 views
A bolt is ordered with a thread of a diameter of 1.25 inches, what is the diameter in millimeters? If the order was mistaken for
2 answers
536 views
William recently inherited a large sum of money; he wants to use a portion of this money to set up a trust fund for his
two
2 answers
704 views
Mrs. Rodrigues was selling two kinds of raffle tickets for $1.50 and $3.50. The number of $1.50 tickets sold was 5 more than
2 answers
763 views
Mrs. Rodrigues was selling two kinds of raffle tickets for $1.50 and $3.50. The number of $1.50 tickets sold was 5 more than
4 answers
1,967 views
Biophysics strikes back
The Biophysics students are having their usual Saturday night biophysics party performing physics
2 answers
551 views
Gary and Elaine are competing as a team in an orienteering event. They follow instructions telling them to go 50 m [N], 75 m
2 answers
487 views
Juliet sits on her balcony while Romeo serenades her from the ground, 7.00m below. To win Juliet’s affection, Romeo throws
2 answers
594 views
Nicole is late for work. She jumps in her car and drives to work in 3.5 minutes. Her work place is 3.85 km away from her house.
1 answer
448 views
Driving down Highway 401 in Ontario, it had rained and stopped raining by the time I came to the
freezing rain on the highway. I
2 answers
558 views
Parallelism can be defined as________.
1 answer
487 views
If you produce 3.5 moles of H2, how many moles of aluminum did you use in the reaction?
3 answers
354 views
Question Part
Points Submissions Used It has been determined that the body can generate 5500 kJ of energy during one hour of
2 answers
602 views
What is the volume of a cereal box that is 2 inches thick, 12 inches high and 10 inches wide?
7 answers
3,858 views
Part 1
A firm has the current liabilities and equity financing on its balance sheet. The firm has taxable income that puts it in
2 answers
620 views
The population of a colony of frogs under ideal condition double every 10 days. Solve the the equation 2 raised to the power of
1 answer
408 views
isoceles triangle with vertex of 45 degrees, base angles are 67.5 degrees. The 2 legs are 10' in length. What is the length of
2 answers
489 views
rose asked katie do you know how to change a flat tire
3 answers
417 views
QUESTION 1
When using the OR logical operator to connect 2 conditions to create a complex Boolean expression, neither the first
2 answers
775 views
QUESTION 1
When using the OR logical operator to connect 2 conditions to create a complex Boolean expression, neither the first
1 answer
775 views
If a 12v battery is in a circuit with two resistors. r1 and r2. R2 is 60ohms. A voltmeter measuring on either side of r2 gives a
2 answers
575 views
Why is it that copper (II) sulfate with barium hydroxide --> copper hydroxide (solid) + barium sulfate (solid)? According to the
2 answers
675 views
Why is it that copper (II) sulfate with barium hydroxide --> copper hydroxide (solid) + barium sulfate (solid)? According to the
4 answers
855 views
At the medal presentation, each person shook hands with every other person. If 10 handshakes took place, how many people were
1 answer
456 views
How do you figure the height of a cube is the cubic inches if 750?
1 answer
384 views
which neighborhood in chicago did cisneros live in from the house on mango street
2 answers
501 views
If C⃗ = -5 i^ - 3 j^ - 4 k^, what is C⃗ × j^?
2 answers
492 views
A box of mass m slides down an inclined plane that makes an angle of φ with the horizontal. If the coefficient of kinetic
3 answers
1,618 views
You are walking a dog when the dog sees a cat and runs away from you. You immediately run after the dog at 4.90 m/s. You jump at
2 answers
1,327 views
Two kittens are running toward each other, one is named Chloe and the other is named Luna. Chloe runs at a speed of 2.80 m/s and
2 answers
855 views
Ximena stands near the edge of a cliff 20 ma bove her friend Javier. If she throws a ball to Javier at an angle = 30 below the
1 answer
386 views
Why does "banking" or (tilting) a turning road create centripetal force?
A) Because banking the corner keeps car from going too
3 answers
1,023 views
What happens to centripetal force when speed decreases, in the special case that the object continues moving in a circle of the
2 answers
624 views
A man walks the distance of 8km in a direction of 20degrees east the walks another 6km in a direction 50degrees south east.
3 answers
759 views
A plane can fly 500 miles against the wind in the same amount of time that it can fly 775 miles with the wind. If the wind speed
3 answers
1,382 views
naturally occurring boron is 80.20% boron 11 (atomic mass= 11.01amu) and 19.80% of some other isoptopic form of boron. what must
4 answers
1,478 views
A 51.6 g box is left 17.8 cm from the centre of a merry-go-round. If the box has coefficients of friction of μs = 0.790 and μk
1 answer
477 views
A 1.11 kg toy train rolls around a circular horizontal track. If the train has an angular acceleration of -2.2 rads/s2 and is
2 answers
940 views
Write a program that Will prompt a user to enter his/her name and number.use a while loop that will display the user name times
2 answers
1,270 views
Are both linear and angular momentum conserved in static equilibrium ?
1 answer
336 views
My average in AP world history is a 90, The weight on the class is 1.10%
with the weight, whats my average?
1 answer
378 views
How do I find a value for k that will make the expression factorable.
36x^2 + 8x + k?
2 answers
551 views
What is the sqaure root of -180x^8
I got 6x^4 i radical 5
4 answers
564 views
A model rocket has a mass of 0.435 kg. It is mounted vertically and launches directly up with a thrust force of 13.1 N.
a) What
4 answers
2,394 views
A great white shark of mass m1, coasting through the water in a nearly frictionless way at speed v1 engulfs a tuna of mass
2 answers
653 views
60.0 g of iron that has an initial temperature of 250 degrees C and 60.0 g of gold that has an initial temperature of 45.0
3 answers
832 views
A similie , metaphor (etc) for relief??
1 answer
413 views
Identify the acid-base pairs in the following reactions HSO4^1-(aq) + OH^1- <==>SO4^2-(aq) + H2)(I)
4 answers
2,349 views
The correlation coefficient between X and Y is the same as the correlation coefficient between Y and X: True or False
- I believe
1 answer
537 views
In a middle school computer club, 3/8 of the members are girls. Of the girls in the club, 2/5 are 6 graders. Write and solve an
5 answers
2,323 views
A 3-kg mass has a speed of 5.0m/s at the bottom of a 37 degree incline. How far up the incline does the mass slide before it
1 answer
421 views
3. When an object is located very far away from a convex mirror, the image of the object is 18 cm behind the mirror. Using a ray
4 answers
2,000 views
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