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April
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April 7, 2018
Consider two nonnegative numbers x and y such that
x + y = 12. Find the values of x and y that optimize the following quantity.
3 answers
asked by
Meghan
1,495 views
The stiffness of a given length of beam is proportional to the product of the width and the cube of the depth. Find the shape of
2 answers
asked by
manjeet
1,109 views
A small amount of ammonia and hydrogen chloride are released simultaneously at opposite ends of a 2.0 long tube.At what point
1 answer
asked by
Sabra
480 views
A ladder is intended to reach the wall of a building, but it must clear a fence with the length of d that stands at the distance
2 answers
asked by
manjeet
549 views
Find an equation of the plane through the points (3,4,-2) and perpendicular to the vector 2x-3y-z
1 answer
asked by
Anonymous
392 views
It takes the first pipe 9 more hours to fill the pool than the first and the second pipes together and 7 less hours than it
4 answers
asked by
Sheep
2,148 views
A florist plans to make 5 Identical bridesmaid bouquets for a weeding. She budgeted £ 610 and she want to 24 flowers for each
4 answers
asked by
Emmanuel
2,125 views
Two poles are connected by a wire that is also connected to the ground. The first pole is 60 ft tall and the second pole is 30
4 answers
asked by
Meghan
2,361 views
Find the volume of the largest right circular cylinder (in units^3) that fits in a sphere of radius 4 units.
2 answers
asked by
Meghan
1,082 views
You can run at a speed of 4 mph and swim at a speed of 2 mph and are located on the shore, 3 miles east of an island that is 1
3 answers
asked by
Meghan
1,998 views
A patient's pulse measures 110 bpm, 70 bpm, then 60 bpm. To determine an accurate measurement of pulse, the doctor wants to know
4 answers
asked by
Meghan
2,199 views
You are the manager of an apartment complex with 50 units. When you set rent at $800/month, all apartments are rented. As you
4 answers
asked by
Meghan
5,181 views
Find the dimensions (in units) of the closed cylinder with volume
V = 16π units3 that has the least amount of surface area.
3 answers
asked by
Meghan
2,344 views
You have 700 ft of fencing to make a pen for hogs. If you have a river on one side of your property, what are the dimensions (in
4 answers
asked by
Meghan
2,411 views
I have a differential equation stating
solve: y'=(y-1)(y+1) when y(0)=3 I separated the dy/dx so I got dy/(y-1)(y+1) = dx took
4 answers
asked by
Maddie
643 views
let L1 be the line throught (1,-6,2) with direction vector (1,2,1) and L2 be the line throught (0,4,1) with direction vector
1 answer
asked by
Anonymous
456 views
Find the maximum area of a rectangle inscribed in the region bounded by the graph of
y = (3-x)/(2+x) and the axes. (Round your
3 answers
asked by
Meghan
4,232 views
What is the value of c that makes this trinomial a perfect square?
x^2 + 15x + c
4 answers
asked by
Anonymous
1,061 views
Find all degree solutions. (Enter your answers as a comma-separated list. Let k be any integer.)
2 cos2 6θ + 3 cos 6θ + 1 = 0
7 answers
asked by
gail
3,192 views
A motorcycle has an initial speed of 40 m/sec. and a constant acceleration of
8 m/sec2 How much time will it take to travel 300
4 answers
asked by
Anonymous
456 views
Maria is 7 years older then her brother Robert and in 2 years her age will be four times what Robert’s age was three years
3 answers
asked by
Mangovich
1,200 views
How did opposition to civil rights tension and spark a social and political crisis after 1965?
1 answer
asked by
altaif
367 views
Why did the Civil Right's Movement become more militant after 1966? Why was militancy more appealing at that time?
1 answer
asked by
altaif
270 views
What were the political and economic goals of the Black Power movement?
3 answers
asked by
altaif
454 views
How did the fight for greater equality/freedom for African Americans inspire other minority groups activism?
5 answers
asked by
altaif
497 views
are these correct?
Simplify. 1. 3 + sqrt8/ 2 - 2 sqrt8 simplified: - 8 * sqrt2 + 11 / 14 2. 4/ sqrt5 - sqrt3 - 4/ sqrt5 + sqrt3
6 answers
asked by
Anonymous
590 views
Solve the quadratic inequality 2x^2 + x - 3 > 0
is this correct? I'm not sure what a solved quadratic inequality looks like. 2x^2
4 answers
asked by
Anonymous
629 views
How were the economies of the Northern and Southern states different? How were they the same? What factors led them to develop
4 answers
asked by
tooti
1,600 views
how do I discuss or describe the nature of the roots for this equation: 3x^2 - 5x = 2
4 answers
asked by
Anonymous
1,392 views
1. I do not know every student.
[I know some students, and I don't know some students.] 2. I do not know all persons in the room.
1 answer
asked by
rfvv
457 views
What is the element whose 4+ cation has the following set of quantum numbers, n=3, l=2, ml=0, and m.s=+1/2 for its highest
2 answers
asked by
Ceamus Angelina
756 views
It is a beautiful sunny day at the fair. The U.V. index for this day is 8, or high, so sunscreen is a must for all the young
2 answers
asked by
emily
909 views
What is the element whose 2+ cation's highest energy electron has the following set of quantum numbers, n=5, l=2, ml=1, and
6 answers
asked by
Ceamus Angelina
666 views
What is the smallest metal in Group 4A? Is it Carbon?
1 answer
asked by
Ceamus Angelina
336 views
Based on:
Bromine: [Ar] 3d10 4s2 4p5 Iodine: [Kr] 4d10 5s2 5p5 Chlorine: [Ne] 3s2 3p5 what are the chemical property similarities
2 answers
asked by
Anonymous
798 views
1. The girl on the chair looks back.
2. The girl in the chair looks back. 3. The girl at the chair looks back.
1 answer
asked by
rfvv
440 views
Using the if… else if, write a menu-driven program that permits the user to select one of the metric conversions: Lengths
3 answers
asked by
Samuel
1,024 views
The function f is continuous on the interval [3, 13] with selected values of x and f(x) given in the table below. Use the data
5 answers
asked by
Jim
6,572 views
Which of the following is true about the cut-off frequency ωB of a first-order low-pass filter? Suppose that the DC gain is 1.
a
4 answers
asked by
student
1,999 views
Determine if the statement is true or false.
Psychiatrists may testify in civil cases. True False True?
4 answers
asked by
Bri
569 views
Ryan doesn't know much about the Berlin Wall except that it was torn down before he was born. Which one of these sources would
2 answers
asked by
Anonymous
547 views
1. She doesn't eat breakfast every day.
[She eats breakfast sometimes, but she skips breakfast sometimes. In this case, we can
3 answers
asked by
rfvv
687 views
Which professionals sometimes conduct research within the criminal justice system?
(Select all that apply.) social
4 answers
asked by
Bri
1,436 views
What is the element that forms a 3+ ion with electron configuration [Ar] 3d^6?
I know that [Ar] 3d^6 is Fe, but how can I find an
6 answers
asked by
Ceamus Angelina
2,361 views
the collection of antique puppets, A(all older than) two hundred years, had been B(painstakingly) made for youngsters C(long
7 answers
asked by
tom
518 views
Suppose that P(x) is a linear polynomial with P(6)-P(2)=12. What is P(12)-P(2)?
3 answers
asked by
bryan
689 views
The sum of ages of daughter and her mother is 46 years.In two year the mother will be three times then. Find age of daughter.
5 answers
asked by
Naerm
6,391 views
What is the shortest possible wavelength for a line in the Balmer series?
4 answers
asked by
Ceamus Angelina
3,127 views
Calculate the longest wavelength that a line in the Balmer series could have.
2 answers
asked by
Ceamus Angelina
611 views
Assign n_hi for each line in the Balmer series of a hydrogen atom.
1 answer
asked by
Ceamus Angelina
385 views
1. My leg is asleep.
2. My leg is numb. 3. My leg is sleeping. ------------------------------ Does #1 mean #2? Does #3 carry the
1 answer
asked by
rfvv
500 views
1. He is in the river.
[For example, half of his body is in the water. Or he is swimming in the river. He may be enjoying
2 answers
asked by
rfvv
928 views
1. She is on the car.
[She is on top of the car. She is on the top of the car. ] 2. She is in the car. [She is inside the car to
2 answers
asked by
rfvv
693 views
1. Dad is in back of the door. [O]
2. Dad is behind the door. [O] 3. Dad is at the back of the door. [?] 4. Dad is in front of
2 answers
asked by
rfvv
528 views
1. He is at school.
2. He is at the school. 3. She is in school. 4. She is in the school. [Can we use 'the' or do we have to use
2 answers
asked by
rfvv
530 views
4. A train car with mass m1 = 684 kg is moving to the right with a speed of v1 = 7.2 m/s and collides with a second train car.
3 answers
asked by
amanda
1,039 views
Bill typed 72 pages of words in a day. He typed 1/4 of the pages in the morning and 2/3 of the remaining pages in the afternoon.
1 answer
asked by
Janelle Wong
495 views
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