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Questions (348)

graphing with out an equasion...y=-x
1. 3 answers
2. 360 views
Alycia's pggy bank has dimes and quarters in it. The numbers of dimes is four less than three times the number of quarters. If
1. 1 answer
2. 559 views
When an electron moves from A to B along an electric field line, the electric field does 3.94 x 10^-19 J of work on it. What are
1. 0 answers
2. 456 views
A point charge of 1.8 uC is at the center of a Gaussian cube 55 cm on edge. What is the net electric flux through the surface?I
1. 2 answers
2. 8,541 views
A point charge of 1.8 uC is at the center of a Gaussian cube 55 cm on edge. What is the net electric flux through the surface?I
1. 0 answers
2. 732 views
A bullet with a mass of mb= 0.05 kg is speeding toward a block of mass m= 10kg. The bullet is moving at vb= 200m/s and the block
1. 1 answer
2. 612 views
two cars, one with mass m1=1000kg and the other with mass m2= 4000kg crash in an intersection. Before the crash, car m1 was
1. 1 answer
2. 603 views
An athlete swims the length of a 46.0 m pool in 21.0 s and makes the return trip to the starting position in 23.0 s. Determine
1. 0 answers
2. 907 views
An executive in an engineering firm earns a monthly salary plus a Christmas bonus of 5300 dollars. If she earns a total of 98700
1. 3 answers
2. 689 views
How do I answer this question?¿Qué haces los lunes a las diez de la mañana? Hago estudio. Hago escribo Escucho a la maestra.
1. 4 answers
2. 532 views
A bb player crouches lowering center of gravity 0.3m. when he jumps, center of gravity reaches 0.9m above normal. A. Calculate
1. 0 answers
2. 388 views
Identical isolated conducting spheres 1 and 2 have equal charges and are separated by a distance that is large compared with
1. 2 answers
2. 1,428 views
Describe the strategies you have developed to avoid confusing the use of adverbs and adjectives in the future.
1. 2 answers
2. 455 views
Students are often confused about the use of the words good and well in their writing. Write a 100-word to describe five details
1. 3 answers
2. 475 views
what is the difference between the atmosphere on earth and venus
1. 0 answers
2. 328 views
The side of a square equals the length of a rectangle. The width of the rectangle is 4 meters longer than its length. The sum of
1. 2 answers
2. 1,749 views
A 10 g particle undergoes Simple Harmonic Motion with an amplitude of 2.0 mm, a maximum acceleration of magnitude 8.0 X 10^3
1. 1 answer
2. 793 views
The angular position of a point on the rim of a rotating wheel is given by Theta = 4.0t-3t^2+t^3, where theta is in radians and
1. 2 answers
2. 867 views
The angular position of a point on the rim of a rotating wheel is given by Theta = 4.0t-3t^2+t^3, where theta is in radians and
1. 0 answers
2. 740 views
Many people are fascinated by outer space. School children learn about our solar system in school. Tv and radio announcers tell
1. 3 answers
2. 626 views
A block with mass m = 2.00kg is placed against a spring on a frictionless incline with angle (30 degrees). (The block is not
1. 3 answers
2. 2,785 views
A block with mass m = 2.00kg is placed against a spring on a frictionless incline with angle (30 degrees). (The block is not
1. 0 answers
2. 917 views
A roofing crew can roof a house in 10 hours. If a second crew was added, the job would take 6 hours. How long would it take the
1. 1 answer
2. 642 views
There are four major political parties in the country Treon. A public research group is interested in finding out whether there
1. 2 answers
2. 550 views
a) IHI insurance is interested in determining whether younger drivers (below the age of 25) are more prone to motor accidents
1. 1 answer
2. 605 views
What would you pay for a $50,000 debenture bond that matures in 15 years and pays $5,000 a year in interest if you wanted to
1. 1 answer
2. 1,296 views
Evaluate the integral e^x sin4x dx.I know the answer is 1/17 e^x sin4x - 4/17 e^x cos4x + C but I don't know how to solve it
1. 1 answer
2. 579 views
how do I write7,375 in expanded form using power of 10 and exponenets
1. 1 answer
2. 448 views
A red car and a green car, identical except for color, move toward each other in adjacent lanes and parallel to an x-axis. At
1. 3 answers
2. 908 views
A red car and a green car, identical except for color, move toward each other in adjacent lanes and parallel to an x-axis. At
1. 0 answers
2. 574 views
I have 2 questions:Assuming that water has a density of exactly 1 g/cm3, find the mass of one cubic meter of water in kilograms.
1. 1 answer
2. 654 views
Given a sample size of 38, with sample mean 660.3 and sample standard deviation 95.9 we are to perform the following hypothesis
1. 2 answers
2. 845 views
Solve the following separable equation.y'=(4x^3-1)/y for y(1)= -3
1. 2 answers
2. 355 views
Solve the following separable equationy'=e^2x/4y^3
1. 0 answers
2. 342 views
Solve the Separable equationy=((sqrt(1-y^2)) x^2
1. 0 answers
2. 351 views
Differential equations.There are gophers in a very large vacant lot. The original population is 30 Gophers. After 2 months there
1. 1 answer
2. 401 views
x^3/(sqrt x^2+25) dx
1. 1 answer
2. 302 views
Integrate 3/(Sqrt x^2-16) dx
1. 1 answer
2. 354 views
Find the area of the region between y = x sin x and y = x for 0 ≤ x ≤ pi divided by 2
1. 2 answers
2. 425 views
Find the area of the region between y = x sin x and y = x for 0 ≤ x ≤ pi/2
1. 2 answers
2. 890 views
The width of a rectangle is 2 feet less that the length. The area is 3 feet^2. Find the length and width.
1. 5 answers
2. 630 views
(1+ square root of 5)(square root of 3-square root of 5)
1. 0 answers
2. 277 views
(1+ square root of 5)(square root of 3-square root of 5)
1. 0 answers
2. 339 views
2 square root 3(square root of 7- square root of 3)
1. 0 answers
2. 296 views
I posted this problem earlier and you answered it for me. The teacher said the correct answer is 3+2y/7-4y. How is that the
1. 1 answer
2. 621 views
3/y+2 over 7/y-4 can u please show me the steps on how you got the answer. Thank You
1. 1 answer
2. 359 views
3/y+2 over 7/y-4 can u please show me the steps on how you got the answer. Thank You
1. 0 answers
2. 302 views
Michelle draws a card from a standard deck of 52 cards. She replaces the card and draws a second card. What is the probability
1. 2 answers
2. 1,166 views
120Are the last two digits divisible by 4 Are the last three digits divisble by 8 Are the sum of the digits divisible by 9 1048
1. 3 answers
2. 487 views
120Are the last two digits divisible by 4 Are the last three digits divisble by 8 Are the sum of the digits divisible by 9 1048
1. 0 answers
2. 434 views
Use factoring to solve each equation.(x+6)(x+5)=2
1. 1 answer
2. 431 views
Find the ordered pair using the elimination method.4x+5y=3 8x+10y=6
1. 1 answer
2. 419 views
A 72.9 kg man is standing on a frictionless ice surface when he throws a 1.6 kg book at 11 m/s.
1. 1 answer
2. 1,094 views
Use the elimination method to solve each system. How do you do this?{u+4y=11 7u+3v=2
1. 0 answers
2. 954 views
Select all cases in which the attraction between units in the solid can best be classified as electrostatic bonding forces.CsBrO
1. 1 answer
2. 443 views
You need 1/2 cup of sugar to make a three-layer cake. How much sugar would you need for a one-layer cake
1. 3 answers
2. 355 views
How do I simplify this?cos4xcos3x-sin4xcos3x I pulled the cos3x out as a common factor but that doesn't really help. Can someone
1. 2 answers
2. 604 views
Why must we find a common denominator when add/subtract fractions?
1. 2 answers
2. 579 views
What is the prime factorization of a number?
1. 5 answers
2. 2,777 views
Suppose f(x)=2x^2-x^3 and g(x)= sin(pix/2).a) What is the exact value of the integration from 0 to 2[f(x)-g(x). Find numerical
1. 1 answer
2. 1,108 views
Janet got 671.50 in cash as the proceeds form a loan of $680. The discount rate was 10% simple interest. Find the discount
1. 2 answers
2. 520 views
A LARGE PIZZA COSTS $8.95,PLUS 0.65 FOR EACH ADDITIONAL TOPPING.REMI PAID $10.90 FOR A LARGE PIZZA.HOW MAY ADDITIONAL TOPPING
1. 2 answers
2. 1,361 views
I know the answer but how do i get my starting line ? Vancover recivers 3 times the amount of snow as toyko does together they
1. 1 answer
2. 391 views
Two people push on a crate. Person 1 pushes in the positive X direction with a force of 25N. The second person pushes in the
1. 1 answer
2. 687 views
a tennis ball is dropped from 1.30 meters above the ground. it rebounds to a height of 1.00 meters. How do I find with what
1. 1 answer
2. 980 views
How much oxygen is required to completely react with 10 g of C4H10?
1. 1 answer
2. 480 views
Hallo. Mein Deutsch ist nicht so gut. Es gibt Fehler in diesem Absatz? Bitte, hilf mir das beseitigen:Heute ist es ein idealer
1. 3 answers
2. 628 views
Use the substitution method to find solution sets (x,y) for the following systems of equations:3x-5y=-11 6x+2y=26
1. 1 answer
2. 812 views
How do i show that(a-b)^2(a+b)+ab(a+b)=a^3+b^3 I have come up with the last part ab(a+b)=a^2+b^2, but how do i work out the 1st
1. 1 answer
2. 441 views
Q1. What enzyme could you use to break down the major chemical in the cell wall?A: EDTA but it's not an enzyme Q2. What chemical
1. 1 answer
2. 450 views
Q: Each of the solvent given should effectively separate one of the following mixtures by thin-layer chromatography. Match the
1. 1 answer
2. 4,112 views
Q: Each of the solvent given should effectively separate one of the following mixtures by thin-layer chromatography. Match the
1. 0 answers
2. 640 views
How would you purify Fluorene contaminated with ethyl-4-aminobenzoate? What method and solvent you would use? Please help...
1. 3 answers
2. 2,634 views
How would you purify biphenyl contaminated with fluorene? What method and solvent would you use?
1. 1 answer
2. 792 views
How can I separate glucose and a triacylglycreol mixture? Thanks for any help ,,,,
1. 1 answer
2. 331 views
What are the structures of the products of a complete acid hydrolysis of glycerophospholipid where the alcohol is ethanolamine,
1. 0 answers
2. 468 views
What are the structures of the products of a complete acid hydrolysis of glycerophospholipid where the alcohol is ethanolamine,
1. 0 answers
2. 498 views
Is anyone familar with the equilibrium reactions that convert the ketone group of fructose into an aldehyde group so fructose
1. 3 answers
2. 441 views
Can anyone show me the reaction of sodium carbonate with water to produce bicarbonate and hydroxide as sodium carbonate
1. 2 answers
2. 617 views
Is there a reaction between Na2SO4 with Ch2Cl2? We did a caffeine extraction from tea bags and we are asked why the Na2So4 was
1. 3 answers
2. 2,357 views
What do you grease to prevent friction
1. 2 answers
2. 338 views
A neutron collides elastically with a helium nucleus (at rest initially) whose mass is four times that of the neutron. The
1. 2 answers
2. 715 views
Create a political campaign ad (a poster, a flier, etc.) for two political parties: one party that supports traditional moral
1. 1 answer
2. 871 views
What mass (g) of the solute C3H8O3 should be mixed with 8270 mL of the solvent H2O to produce a solution that is 1.02 m
1. 1 answer
2. 644 views
A 4.86 kg sample of a solution of the solute chloroform in the solvent (C2H5)2O that has a concentration of 1.91 pph by mass
1. 2 answers
2. 717 views
A solution of hexane in the solvent (CH3)2CO has a mole fraction of CH3(CH2)4CH3 of 0.114. What mass (g) of the solution must be
1. 1 answer
2. 935 views
What volume (mL) of the solvent benzene should be added to 142 mL of the solute CH3CN to generate a solution that is 2.68% by
1. 3 answers
2. 473 views
I am trying to prove that the second half of two part names determines the gender of the whole name in a Romancelanguage. I have
1. 2 answers
2. 457 views
You buy a square lot that is 154 yd on each side. What is its size in acres?
1. 3 answers
2. 530 views
Complete the statement. (Round to the nearest hundredth.) 2.1 kg = ________ oz
1. 1 answer
2. 509 views
In what way is each of the following a marketing activity?a. The provision of sufficient parking space for customers at a
1. 1 answer
2. 544 views
Throughout the Dark Ages Christians believed in a geocentric universe and such was taught as official Church doctrine, as seen
1. 2 answers
2. 457 views
Ron Prentice bought goods from shelly katz. on may 8, shelly gave ron a time extension on his bill by accepting a 3000.00, 8%,
1. 1 answer
2. 5,764 views
The September 2003 issue of money stated that intrest rates have climbed to 5.99%. Nancy Martin, owner of Martins Textile
1. 0 answers
2. 518 views
On September 5, Sheffield company discounted at sunshine bank a 9000.00 Maturity value, 120-day note dated June 5, shushines
1. 1 answer
2. 1,147 views
Hafers, an electrical supply company, sold 4800.00 of equipment to Jim Coates Wing, INC Coates signed a promissory note May 12
1. 3 answers
2. 2,917 views
On May 12, Scott Rinse accepted an 8000.00, 12%, 90-day note for a time extension of a bill for goods bought by Ron Prentice. On
1. 2 answers
2. 840 views
Rex corporation accepted a 5000.00, 8%, 120-day dated August 8 from Regis company in settlement of a past bill. On October 11,
1. 2 answers
2. 1,718 views
Ron Prentice bought a goods from Shelly Katz. On May 8, Shelly gave Ron a time extension on his bill by accepting a 3000.00, 8%,
1. 1 answer
2. 572 views
Annika Scholten bought a 10,000.00, 13-week treasury bill at 5%. What is her effective rate? Round to the nearest hundredth
1. 2 answers
2. 1,036 views

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