Questions LLC
Login
or
Sign Up
Ask a New Question
Zach
Questions and answers by
Zach
Questions (251)
The perimeter of a rectangle is 34 feet and the area measures 60 square feet.
What are the length and width of the rectangle?
4 answers
1,963 views
hey guys a got a few problems i need help with im really desperate for help they're due soon online :(
1.Suppose that a constant
1 answer
667 views
-6h + 4 - 3 + h = 11
4-3-11=6h-h -10=5h -2=h
1 answer
586 views
What are the 4 nuclear forces? Out of the 4 which one is the strongest and which one is the weakest?
Thanks
1 answer
784 views
I have 5 pieces each is a triangle and they are supposed to somehow form a large triangle. Everyone has tried and we can't
1 answer
475 views
PLEASE HELP ME FIGURE THIS PROBLEM!
Solve equation and check the solution -3(r+5) = 3(r - 1)__________________
3 answers
342 views
Why does the speed of wind have no affect on a homemade electromagnetic generator attatched to a windmill? I did an expiriment
2 answers
494 views
A 97.0-kg person stands on a scale in an elevator. What is the apparent weight when the elevator is
(a) accelerating upward with
4 answers
1,930 views
A person pulls a toboggan for a distance of 40.0 m along the snow with a rope directed 15.0° above the snow. The tension in the
2 answers
638 views
A 0.052-kg arrow is fired horizontally. The bowstring exerts an average force of 80 N on the arrow over a distance of 0.75 m.
Wit
3 answers
1,075 views
Batman (mass = 90 kg) jumps straight down from a bridge into a boat (mass = 530 kg) in which a criminal is fleeing. The velocity
4 answers
3,632 views
A cyclist approaches the bottom of a gradual hill at a speed of 20 m/s. The hill is 4.4 m high, and the cyclist estimates that
2 answers
817 views
A cyclist approaches the bottom of a gradual hill at a speed of 20 m/s. The hill is 4.4 m high, and the cyclist estimates that
4 answers
3,069 views
The earth rotates once per day about an axis passing through the north and south poles, an axis that is perpendicular to the
3 answers
1,432 views
A motorcycle has a constant speed of 24.0 m/s as it passes over the top of a hill whose radius of curvature is 129 m. The mass
1 answer
442 views
An automatic drier spins wet clothes at an angular speed of 4.8 rad/s. Starting from rest, the drier reaches its operating speed
2 answers
754 views
You are installing a new spark plug in your car, and the manual specifies that it be tightened to a torque that has a magnitude
4 answers
2,766 views
During a tennis serve, a racket is given an angular acceleration of magnitude 155 rad/s2. At the top of the serve, the racket
1 answer
429 views
Identify the center and radius of the circles represented by the following questions
(a) 3x² - √3x+3y²-y+ 1/12=0 (b) 12x² +
7 answers
472 views
Determine whether the functions are even, odd, or neither.
(a) f(x) = x²/√x²+ 1 (b) g(x) = x^3 - √ x- 7
2 answers
895 views
Let f(x)= x^5/120 - x^3/6 + x
Find the local minima and maxima, then determine where the function is decreasing and increasing.
2 answers
506 views
Oil is flowing with a speed of 1.30 m/s through a pipeline with a radius of 0.315 m. How many gallons of oil (1 gal = 3.79
1 answer
460 views
A steel beam is used in the construction of a skyscraper. By what fraction L/L0 does the length of the beam increase when the
3 answers
564 views
What are the differences between utopia and dystopia? What are some current real world references to utopia and dystopia?
1 answer
423 views
Hey guys my Econ final is on Tuesday and I could use some help. These are 4 example questions true/false with explanation
2 answers
643 views
Show that the distance between the points (x,y) and the line Ax + By + C = 0 is:
D = (Ax + By + C) / sqrt(A^2 + B^2) So, would
2 answers
679 views
Calculate the DELTA H(rxn), DELTA S(rxn), DELTA S(universe), DELTA G(rxn). For each system below indicate whether DELTA S and
3 answers
3,531 views
ΔT = T(mix) - T(initial)
And the equations is: HCl(aq)+ NaOH(aq) => NaCl(aq) + H2O(l) And T(mix) = 37 C 50.0 mL of 2.0M HCl =
2 answers
539 views
How Many Molecules are contained in 0.25 moles of Fe?
4 answers
4,142 views
Predict what would happen to a reptile body temperature if the outdoor temperature increases by 10c.
4 answers
1,010 views
Does anyone know where I might find a step-by-step reaction mechanism for a polymer condensation reaction involving
1 answer
476 views
Which stage of ionization usually produces more ions?
1 answer
419 views
What does a covalent bond consist of?
Thanks!
1 answer
329 views
The greater electronegativity difference bewteen two atoms bonded together, the greater the bond's percentage of ______
a. ionic
2 answers
626 views
How can I make a 3D model of a bone cell?
1 answer
369 views
Mary's class took two tests last week. 80% of the class passed the math test, 90% of the class passed the English test, and 72%
3 answers
837 views
On a multiple choice test with 10 questions and 5 choices, A,B,C,D,E, for each questions, what are the odds of guessing on all
4 answers
635 views
x^2 + 16=0
Solve by graphing
1 answer
319 views
Starkist tuna company will package tuna fish in 2-L cans. Find the radius and the height of the cans if the cans have a surface
9 answers
799 views
I am familiar with this type of problem but can't seem to get the right answer.
Use the given zero to find the remaining zeros of
2 answers
577 views
Thanks so much your method worked perfectly!
My solution was: the remaining zeros were 5+2i, 3, and -4 I have one question that's
2 answers
631 views
Write a quartic function that has roots that are 3+5i, -4 and 7 and
f(-3)=53. I have tried it a bunch of times and can't seem to
6 answers
432 views
Marcus and Allen are playing Rock/Paper/Scissors. The first one to one 10 times does not have to do the dishes. The score is now
1 answer
489 views
In a hydroelectric dam, water falls 26.0 m and then spins a turbine to generate electricity. What is ∆U of 1.0 kg of water?
5 answers
12,124 views
Two air-track carts are sliding to the right at 1.0 m/s and held together by a string. The spring between them has a spring
1 answer
1,068 views
A 120 g ball moving to the right at 4.2 m/s catches up and collides with a 450 g ball that is moving to the right at 1.2 m/s. If
2 answers
1,198 views
A 5.50 kg cat leaps from the floor to the top of a 94.0-cm-high table. If the cat pushes against the floor for 0.220 s to
2 answers
1,069 views
A 60-cm-long, 500 g bar rotates in a horizontal plane on an axle that passes through the center of the bar. Compressed air is
2 answers
1,107 views
The school that Trevon goes to is selling tickets to a choral performance. On the first day of ticket sales the school sold 12
3 answers
1,555 views
In how many ways can Abby, Bonnie, Chuck, Dennis, Ed and Fred line up at the water fountain so that the two girls, Bonnie and
1 answer
413 views
2(7n-1)> or equal 3(5-n)
1 answer
282 views
need help thank-you translate the verbal phrase into an inequality, then solve the inequality and graph your solution, the
3 answers
767 views
The radius of a circle is increased by 85%. How much will the area increase in percent? Round your answer to the nearest tenth
2 answers
645 views
simplify -x/4/6/x
1 answer
256 views
simplify -x/4/6/x
1 answer
273 views
If the yield from the reaction of acetic acid with isopentyl alcohol is 45% how many grams of isopentyl acetate are formed from
2 answers
1,377 views
The rectangular prism has a height of 28 cm and holds exactly 360cm cubed. What is the length and width using the formula lwh?
3 answers
422 views
1) The concentration of the aluminum ion in a test solution is 0.10M. Using the Ksp for aluminum hydroxide (3. x 10^-34),
4 answers
1,245 views
What four influences did Greece had on Roman culture?
1 answer
454 views
I don't get it, so the four influences that Greece had on Roman culture are art, religion, mythology, and the Latin alphabet?
5 answers
1,239 views
How many positive three-digit integers have the property that the tens digit is greater than or equal to the hundreds digit and
3 answers
1,144 views
A large tank contains 400-kg mixture of water and alcohol. The mixture is 64% alcohol by weight. At each step, 100 kg of the
3 answers
511 views
Six pipes each having a radius of 0.5 feet are stacked in a triangular pile with three pipes on the ground tangent to each
4 answers
916 views
The side lengths of a right triangle are each an integral number of units. If one of the legs is 13 units, what is the perimeter
3 answers
608 views
20 divided 2 minus 24 divided by 3 equals ? No parenthesis
1 answer
454 views
When a survey of 800 people was done, 55% of those surveyed said they ate candy, 65% said they ate chips and 90% said they ate
3 answers
484 views
A roulette wheel has 18 red slots and 18 black slots numbered alternaetly with the numbers 1 through 36. Two green slots are
2 answers
1,085 views
Is this a star polygon, a polygon, or other, how many sides does it have?
{9/3}
1 answer
354 views
I have one problem I just can't figure out, A machine in an ice factory is capable of exerting 3.30 * 10^2 N of force to pull
4 answers
3,225 views
A usted _______gusta jugar a los deportes.
What goes in the blank?
3 answers
451 views
In order for conduction to occur particles must make what?
1 answer
685 views
A museum curator moves artifacts into place on many different display surfaces. Use the values in Table 4-2 in the textbook to
3 answers
1,370 views
How much iron can be recovered from 25.0 grams of FeO?
3 answers
1,699 views
How many grams of potassium can be obtained from the decompostion of 100 grams of KCl?
2 answers
592 views
calculate the number of formula units of 0.0067 g of lithium carbonate, Li2CO3?
3 answers
1,017 views
How do I find the area of a triangle?
1 answer
268 views
Finding the area or a triangle
A=1/2bh A= 1/2 x 13.6 x 7
1 answer
330 views
How does (1/2 x 3) x 8 and 3 x (1/2 x 8) being equal help in finding the area of a triangle?
1 answer
233 views
A=1/2bh
A= 1/2 ? ? A= 180 what could the base and height be?
4 answers
327 views
Are (1/2 x 3) x 8 and 3 x (1/2 x 8) equal? Explain how this can help in finding the area of a triangle
1 answer
272 views
How do you solve this problem?
3/5k - (k + 1/3) = 1/15 (k + 3) Please show me the steps. Thanks.
3 answers
439 views
(y^4)^1/6
1 answer
237 views
If g(x)= -2^2 and h(x)=x-2/5. Find the indicated value.
h(g(5)) I got -5.4. is that right?
1 answer
275 views
1/4x - 5/12x = x - 4/3
Please show steps and answer. Thanks.
1 answer
302 views
A ball throw at 45 degree angle with an initial speed of 15m/s. the time for the ball to reach its highest point can be found
1 answer
476 views
I need help with the following problem.
-6 less than or equal to 3 + 1/3a less than or equal to 5 Please show steps and answer.
1 answer
391 views
A Rectangular Field is to be enclosed by a fence and divided into three parts by another fencer. Find the maximum area that can
1 answer
650 views
Approximate the gravitational force of attraction between a 49.0 kg girl and a 52.0 kg boy if they are sitting 2.5 m apart
2 answers
596 views
Please help me solve for the following coefficients. The equation is:
2X-Y=4 if X = 0, then Y = ? if Y = 0, then X = ? if X = 1,
1 answer
314 views
find the lengths of the sides of a triangle whose perimeter is 37. The measure of the first side of the triangle is 8 less than
4 answers
1,964 views
I need help with the following question.
Solve for y: 3x - 2y = 8 + x Please show the steps and the answer, thanks.
2 answers
989 views
The Problem:
The spherical top holds a little over 54,000 gallons of water. The base of the top is 60 feet above the ground. The
2 answers
567 views
3 dice are rolled let (y,r,b) represent each outcome?
a- sample space b- prob rolling a sum of 18 c- prob of rolling a sum less
1 answer
484 views
PLEASE NOTE: Titration requires several steps in order to obtain exact results. The procedures described in this lab assume that
2 answers
1,104 views
Calculate the mass of NaCl produced when 5.50 moles of Sodium reacts with excess chlorine gas.
3 answers
863 views
A gas at 1.5 atm, 2.3L, and 23degreeC changed to 1.0 atu and 2.8L. What is the new temperature?
1 answer
243 views
If 1/2 moles of 02 react with 24 moles of hydrogen, can 2 moles of water be produced?
1 answer
404 views
Answer the calculus question about Point P, 45 mph, etc. It is ALREADY posted on here.
3 answers
399 views
your aunt gives you a check on your birthday each year. on your first birthday , she gives you a check for one cent. the next
2 answers
834 views
A ball swings in a vertical circle at the end of a rope 1.50 m long. When the ball is 35.9° past the lowest point on its way
4 answers
1,584 views
Pages
1
2
3
