Ask a New Question
Search
Questions and answers by
Randy
Questions (295)
Calculate the partial pressure of helium in a 1.00 L flask that contains equal numbers of moles He, Ne, and Ar at a total
1 answer
866 views
Calculate the partial pressure of propane in a mixture that contains equal numbers of of moles of propane (C3H8) and butane
1 answer
601 views
Find three ordered pairs that satisfy the equation.
y = 5 x - 4 (0, ), (1, ), (2, )
1 answer
483 views
Assume f(x) = x2 + 3. Find the functional value requested.
f(-7)
0 answers
468 views
Find three ordered pairs that satisfy the equation.
y = x + 2
1 answer
522 views
What is the trigonmetric fact for sin 3.14/8?
1 answer
370 views
if y varies directly as x, if y=80 when x=32, find x if y=100
8 answers
6,045 views
An airplane rises vertically 1000 feet over a horizontal distance of 1 mile. What is the angle of elevation? 1 mile = 5,280 ft
1 answer
460 views
5. Robert, a real estate agent, drove 170 kms north from his home. The following day, he drove 54 kilometers south. How far and
1 answer
520 views
4. The temperature is falling 3 degrees per hour. How many degrees has it fallen altogether from 12 noon to 12 midnight?
3 answers
1,291 views
3. Arlan and Bryan started driving from the same place. Arlan drove at an average speed of 55 kph, Bryan drove at an average
1 answer
696 views
2. One Saturday morning, Liza jogged 15 blocks from her house and then decided to go back 5 blocks by the same road. How many
1 answer
576 views
1. Freddy lives 34kms south of Makati City while Misael lives 34kms north of Makati City. How far is Freddy's place from
1 answer
566 views
what is the length of a diagonal of a square whose side measures 6cm.?
1 answer
391 views
what is the length of a diagonal of a square whose side measures 6cm.?
1 answer
391 views
the absolute value of an integer is always greater than the integer. True or False?
4 answers
2,095 views
what is the length of a diagonal of a square whose side measures 6cm.?
1 answer
422 views
The altitude of an equilateral triangle is 7 square root 3 units long. The length of one side of the triangle is ____ units.
7 14
2 answers
4,069 views
Ray OX bisects angle AOC and angle AOX =42 degrees, angle AOC is:
42 degrees 84 degrees 21 degrees 68 degrees
3 answers
1,775 views
Ray OX bisects angle AOC and angle AOX =42 degrees, angle AOC is:
42 degrees 84 degrees 21 degrees 68 degrees
1 answer
1,893 views
The altitude of an equilateral triangle is 7 square root 3 units long. The length of one side of the triangle is ____ units.
7 14
2 answers
851 views
find the lateral area of a right prism whose altitude measures 20 cm and whose base is a square with a width 7 cm long.
1 answer
536 views
a rectangle has a perimeter of 22cm and an area of 30 cubic meter. what are its dimensions?
1 answer
413 views
2. the volume of a rectangular solid is 5376 cubic meters, and the base is 24 meters by 16 meters. find the height of the solid.
2 answers
518 views
1. find the lateral area of a right prism whose altitude measures 20 cm and whose base is a square with a width 7 cm long.
2 answers
490 views
the inner circumference of a ring is 1.2pi cm. the outer circumference of the ring is 2pi cm. find the area of the region
1 answer
419 views
4. the area of a rectangle is 450 m^2. both the length and width of the rectangle are increased by 10%. what is the area of the
1 answer
619 views
1. find the lateral area of a right prism whose altitude measures 20 cm and whose base is a square with a width 7 cm long.
2. the
1 answer
1,161 views
a square pyramid has an altitude measuring 5 cm and a side of its bases measuring 6 cm. find the lateral area of the pyramid.
1 answer
497 views
Suppose 4y + xy = 2. Evaluate d^2x/d2^y at the point (-3, 2).
1 answer
435 views
A bat at rest sends out ultrasonic sound waves at 51.1 and receives them returned from an object moving directly away from it at
0 answers
606 views
the biome with the fewest seasonal changes is?
0 answers
887 views
The graph of y = 7cosx + 24sinx would be a sinusoid if it were plotted. What would be the first positive value of x at which
1 answer
510 views
What examples does Holden give about how mean the guys at Pency were treating him in chapter 22 of The Catcher in the Rye?
1 answer
486 views
Find the minimum kinetic energy needed for a 3.7×104-kg rocket to escape the Moon.
1 answer
1,768 views
Meteorites from Mars Several meteorites found in Antarctica are believed to have come from Mars, including the famous ALH84001
1 answer
1,974 views
Here's a question that I am having trouble with:
What is the resulting equation when y=x^3+2x^2 is reflected across the y=x line?
0 answers
950 views
Here's a question I'm having trouble with:
|x|/|x+2|<2 Solve for x. I'm trying to use the case method to solve this problem.
3 answers
764 views
At an amusement park, a swimmer uses a water slide to enter the main pool.
If the swimmer starts at rest, slides without
1 answer
1,012 views
When you push a 1.82-kg book resting on a tabletop, it takes 2.30 N to start the book sliding. Once it is sliding, however, it
1 answer
5,343 views
Driving in your car with a constant speed of 12 m/s, you encounter a bump in the road that has a circular cross-section.
If the
1 answer
1,433 views
When you take your 1000-kg car out for a spin, you go around a corner of radius 57 m with a speed of 11 m/s. The coefficient of
2 answers
527 views
A 120-kg box is loaded into the trunk of a car.
If the height of the car's bumper decreases by 20 cm , what is the force constant
3 answers
845 views
To move a large crate across a rough floor, you push on it with a force at an angle of 21 below the horizontal, as shown in the
2 answers
5,900 views
The perimeter of a triangle is 102. side b is twice as long as side A. and side C is three less than side B.. how long is each
4 answers
661 views
A car has an acceleration of 2 m/s2. What is its speed 3 seconds after it starts moving?
1 answer
474 views
What is the surface area of a right circular cylinder with base circle of radius of 5m and height of the cylinder 10m?
2 answers
549 views
Prove the following trigonometric identity: (sec^2x-1)(csc^2x-1)=1
7 answers
812 views
why is it important to considereach domain in the study of adult development?
1 answer
809 views
When I am writing a half-reaction with a corroding metal that is in Deaerated water, what can i assume there to be in the water
0 answers
406 views
When I am writing a half-reaction with a corroding metal that is in deionized water, what can i assume there to be in the water
0 answers
480 views
the graph of the axis of symmettry of the parabola y=2x^2-11x+3 is best describe by which of the following equations?
1 answer
497 views
How many moles of Cu are needed to react with 3.50 moles of AgNO3?
1 answer
2,448 views
A few questions, all involving "for" loops that I am unsure how to do (Thank you in advance for the help):
Q1.) Write a table of
2 answers
591 views
What is the solution of -4x +1 > or equal to 7
I get these really confused on how to solve these. Thank you
8 answers
613 views
Find z such that 20.3% of the standard normal curve lies to the right of z.
0.831 0.533 -0.533 -0.257 0.257
1 answer
486 views
How do frequency tables, relative frequencies, and histograms showing relative frequencies help us understand sampling
4 answers
1,514 views
Assume that about 45% of all U.S. adults try to pad their insurance claims. Suppose that you are the director of an insurance
2 answers
1,603 views
A log is floating on swiftly moving water. A stone is dropped from rest from a 84-m-high bridge and lands on the log as it
1 answer
1,929 views
Explain how absolute advantage and comparative advantage differ?
0 answers
1,165 views
Has the distribution of income in Canada become equal or more unequal?
1 answer
907 views
What is one of the major welfare challenges in Canada and how is it being tackled
1 answer
471 views
Why might it be appropriate for the government to allow a pharmaceutical company to have a monopoly in the production of a drug?
0 answers
873 views
Suppose that a scientific breakthrough leads to the discovery of a new cheap source of energy. What would be the effect of this
0 answers
431 views
Please determine the following limit if they exist. If the limit doe not exist put DNE.
lim 2x^3 / x^2 + 10x - 12 x->infinity.
1 answer
523 views
Please determine the following limits if they exist. If the limit does not exist put DNE.
lim 2+6x-3x^2 / (2x+1)^2 x-> - infinity
1 answer
1,146 views
Given that lim x->c f(x)=6 and that lim x->c g(x)= -4, evaluate the following limit. Assume that c is a constant. The x in front
2 answers
1,494 views
Sketech the graph of the equation y^2+4y+2x+10=0. Identify the vertex, the focus and the equation for the directrix. Use the
1 answer
563 views
Find the vertex of y^2 + 4y + 2x +10 = 0. Use completing the square to put the equation into standard form as your first step.
2 answers
853 views
Given that lim x-> f(x)=6 and that lim x-> g(x)= -4, evaluate the following limit. Assume that c is a constant.
lim -2f(x) - 12 /
1 answer
755 views
Find the limit by direct substitution.
A. lim x-> 5 square root cubed of x^2 -2x - 23. I replaced all of the x's with 5 and got
1 answer
552 views
The area of a rectangle is 420 sq. meters. The width is 1 meter longer than half the length, find the dimensions of the court.
8 answers
608 views
If a rectangle has an area of 64 square units and a length of 16 units, what is its width? If necessary, round your answer to
1 answer
543 views
what is ADE/CLR?
1 answer
428 views
what is ADE/CLR?
1 answer
457 views
If 5.27 mol of ethane (C2H6) undergo combus-tion according to the unbalanced equation C2H6 + O2 −! CO2 + H2O, how much oxygen
3 answers
1,257 views
What is the percent by mass of C in methyl
acetate (C3H6O2)? The molecular weight of carbon is 12.0107 g/mol, of hydrogen 1.00794
1 answer
2,543 views
A selenium atom (Se) would form its most
stable ion by the 1. loss of 2 electrons. 2. gain of 1 electron. 3. loss of 1 electron.
6 answers
13,064 views
Object A, which has a mass m and a velocity Vo(i,) ̂ collides with object B, which has a mass 2m and velocity 1/2Vo(j.) ̂
0 answers
626 views
Object A, which has mass m and a velocity Voi,collides with the Object B,which has mass 2m and a velocity 1/2Voj.Following the
1 answer
800 views
A force is given by Fx=Ax^-3, where A=8.0 N*m^3.(a) For positive values of x,does the potential energy associated with this
1 answer
578 views
Hey guys, been a long time since I have done this. Please show your work. Thanks a lot!
How many grams do 3.6 × 10^20 atoms of
1 answer
1,073 views
A 27.4 g sample of metal X requires
131 calories of energy to heat it from 10.0◦C to 90.0◦C. Calculate the specific heat of
4 answers
591 views
Assume that the mathematical model C(x) = 16x + 130 represents the cost C, in hundreds of dollars, for a certain manufacturer to
3 answers
1,673 views
The question is, what is the for Math formula to show rather the demand of apples is Elastic, Inelastic, or Unitary Elastic
Thank
4 answers
881 views
Somewhere between Earth and the Moon, gravity from these two bodies on a space pod would canel. Is it closer to the Earth or the
2 answers
953 views
What does it mean when you compare and contrast the characteristics of density-dependent and density-independent?
0 answers
388 views
The number with the most digits is always greatest. Do you agree? Explain.
Explain how you use a hundred chart to subtract 12
2 answers
425 views
Question:A solution of AgNO3 (45 mL/0.45 M) was mixed with solution of NaCl (85 mL/1.35 x 10-2 M)
a) Calculate the ion product of
2 answers
1,339 views
How does pH = 8.75 give (H^+) = 1.77 x 10^-9
1 answer
377 views
What seven points of x can I put on the x axis over the interval -2pi less than or equal to x less than or equal to 2pi
4 answers
517 views
hello why do your fingers and toes get watter logged but not the rest of your body
0 answers
311 views
How do I figure out Capital Budgeting in easy to understand terms. Example Cashflow is -$500,000 and the discount rate is 0%,
1 answer
963 views
Can someone please help me with the following questions? thanks a lot
1. The cranberry market is perfectly competitive. Reports
3 answers
927 views
The speed of light is 186,282.397 mi/sec. Convert it to m/sec.
Multiply it by 1609.344 meters/mile
0 answers
521 views
Pages
1
2
3