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Questions Asked on April 3, 2013

Operations with radical expressions:Simplify each quotient 7/sq rt 2 - sq rt 3 Please solve and explain how you did it. What do
1. 1 answer
2. asked by Jane
3. 853 views
Generally speaking, what is the distance between the oscillator and the wave stopper necessary to produce a standing wave?
1. 0 answers
2. asked by Anonymous
3. 358 views
What is the value of t in the solution to this systems of linear equations?2s – 3t = –1 3s – 4t = 0 a)–5 b)3 c)-7/3 d)4
1. 1 answer
2. asked by joe
3. 418 views
(7b + 6c)(-2b + 10c)Simplify
1. 1 answer
2. asked by ear
3. 362 views
(5t^4 + 6t^3 – 3t^2 + 4t - 11) - (-9t^4 – 6t^3 + 5t^2 + 3t + 8)Simplify Help
1. 1 answer
2. asked by ear
3. 279 views
(8x^4 - 6x^2) + (2x^2 - 8)(2x^2 + 8)Simplify help
1. 1 answer
2. asked by ear
3. 403 views
(6p + 4q)(-2p + 9q)simplify help
1. 1 answer
2. asked by ear
3. 839 views
A merchant visited 3 fairs. At the first, he doubled his money and spent $30; at the second he tripled his money and spent $54;
1. 2 answers
2. asked by Barb
3. 2,804 views
Two fair dice, one blue and one red, are tossed, and the up faceon each die is recorded. Define the following events: E : { The
1. 1 answer
2. asked by urgentneedhelp
3. 1,846 views
tan^-1a+tan^-1b+tan^-1c=pi,yhen prove that a+b+c=abc
1. 0 answers
2. asked by hasee
3. 409 views
The median of the following incomplete frequency distribution is 10:x= 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 f= 0 , 2 , 5 , 6, 3 , 1 , 2
1. 0 answers
2. asked by anoynomous
3. 336 views
find cartesian equation of a hypeerbola with centre as origin , focus : ( 2, 0 ) and line x = 2 as directrix .
1. 1 answer
2. asked by anoynomous
3. 475 views
if sin^-1>cos^-1 then x belongs to which interval
1. 1 answer
2. asked by hasee
3. 358 views
A 5.11-kg pendulum bob, at a height of 0.730 m above the floor, is released and swings down to the ground where it collides
1. 0 answers
2. asked by patt
3. 485 views
2 balss,one of iron and the other of aluminium,will experience the same upthrust, when dipped in water when both have equal
1. 1 answer
2. asked by ghutam
3. 367 views
5 ways in which the crime problem impacts on the community
1. 1 answer
2. asked by Tshilande
3. 393 views
A carpenter agrees to work under the conditions that he is to be paid $5.50 every day he works, but must pay $6.60 every day he
1. 2 answers
2. asked by Barb
3. 603 views
Find the critical number of the function.g(t) = | 4t - 9 |
1. 1 answer
2. asked by Dee
3. 462 views
the pressure in a 10.0 L cylinder is raised from 483 mm Hg to 762 mm Hg. What is the new volume?
1. 5 answers
2. asked by Angel
3. 585 views
as a automobile assembly worker at a GM plant in Ohio, in t e current economic situation, will new manufacturing methods such as
1. 1 answer
2. asked by nana
3. 468 views
The sides of a rectangle are in a ratio. What is the length of the shorter sides of the rectangle if its perimeter is 42 cm?
1. 2 answers
2. asked by Anonymous
3. 1,001 views
An object at rest begins movinghorizontally on the x-axis, starting at position x(t) = 0 feet at time t = 0 seconds.Suppose,
1. 0 answers
2. asked by Mike
3. 726 views
i am not understanding how to solve this how many moles of gas are present in a sample that is at 756 mm Hg pressure, has a
1. 2 answers
2. asked by Angel
3. 486 views
Indoor steps generally are steeper and have smaller landings. A staircase has a 9 inch vertical rise per step to get to the
1. 0 answers
2. asked by Leia
3. 447 views
three frinds are sharing 36 cookies . jerry wants 25% of the cokies , gary wants 1/2 of the cookies and terry wants o.75 of the
1. 2 answers
2. asked by estefhany
3. 501 views
average for all football teams was an 86 with variance of 16. the buckeyes program over the last 16 year was a 93. is there
1. 1 answer
2. asked by K
3. 362 views
ER promises you will be seen in 10 minutes. the standard deviation is 2 minutes. chance someone will wait more than 13 minutes.i
1. 1 answer
2. asked by K
3. 337 views
The median of the following incomplete frequency distribution is 10:x= 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 f= 0 , 2 , 5 , 6, 3 , 1 , 2
1. 1 answer
2. asked by anoynomous
3. 426 views
The specific heat of zinc is 0.096 cal/(g °C). Determine the energy required to raise the temperature of 26.1 g of zinc from
1. 0 answers
2. asked by B
3. 689 views
Operations with radical expressions: Simplify each quotient.-3/sq rt 2 + sq rt 5
1. 0 answers
2. asked by Jane
3. 415 views
How many kilojoules of energy are needed to convert 104 g of ice at -14.6 to water at 25.8°C? (The specific heat of ice at
1. 0 answers
2. asked by Cody
3. 565 views
Find the exact solution for each equaton. Find the approximate solution to the nearest tenth.3 sq rt 3/sq rt 1 + sq rt 1 = x/sq
1. 0 answers
2. asked by Jane
3. 458 views
30.0 mL of 0.10 M Ca(NO3)2 and 15.0 mL of 0.20 M Na3PO4 solutions are mixed. After the reaction is complete, which of these ions
1. 1 answer
2. asked by Ash
3. 2,548 views
A golden rectangle is 32 cm long. The ratio of length to width is (1 + sq rt 5)/2. What is the width of the rectangle in
1. 3 answers
2. asked by Jane
3. 2,009 views
A diagram shows the design of the 12 in quilt (12" x 12") block that a quilter is sewing.What are the dimensions of each
1. 0 answers
2. asked by Jane
3. 468 views
At Allied electronics, production has begun on x-15 computer chip. The total revenue function is given by. R(x)=47x-0.3x^2 and
1. 0 answers
2. asked by Anonymous
3. 477 views
The ground state wavefunction for a particle in a shallow potential well in 1 dimension is of the form: Ae^(−|x|/2d). Given
1. 0 answers
2. asked by qwerty
3. 778 views
one environmental or human factor that causes ill health or accidents or disasters within your community
1. 1 answer
2. asked by rajen
3. 371 views
At 298 K, deltaGo = - 6.36 kJ for the reaction:2N2O(g) + 3O2(g) ↔ 2N2O4(g) Calculate deltaG (in kJ) at 298 K when PN2O = 3.12
1. 0 answers
2. asked by Anonymous
3. 708 views
Suppose we have a particle in 1-dimension, with wavefunction Ae^(−|x|/2d). What is the probability to find the particle in the
1. 1 answer
2. asked by qwerty
3. 427 views
Calculate the pH after 0.010 mol gaseous HCl is added to 250.0 mL of each of the following buffered solutions:a. .050 M NH3/.15
1. 1 answer
2. asked by Kristen
3. 930 views
Suppose a particle has wavefunction ψ(x,t=0)=Ae^(−x^2/l^2). What is the average value (expectation value) of p, <p>, for this
1. 0 answers
2. asked by qwerty
3. 424 views
a recipe call for 8/9 of a cup of granola. you only want to make 1/9 of the recipe. How much granola do you need?
1. 2 answers
2. asked by Rhonda
3. 434 views
How do I find the sum of 256,14,632, and 25
1. 1 answer
2. asked by Chas
3. 315 views
Both _____ computers were purchased with special academic pricing. (Points : 1)students’ student’s students
1. 1 answer
2. asked by Anonymous
3. 551 views
"Jack has a collection of nickels and quarters. He has a total of 50 coins worth $10.30. How many of each coin does he have?" I
1. 8 answers
2. asked by Joci
3. 2,977 views
At Allied electronics, production has begun on x-15 computer chip. The total revenue function is given by. R(x)=47x-0.3x^2 and
1. 1 answer
2. asked by Anonymous
3. 1,687 views
Name a few pharmacopoeias.
1. 0 answers
2. asked by Wube
3. 678 views
I have a few problems I need some help with.The first is Evaluate the sum. 1. There is an E like symbol on the top is 10 on the
1. 1 answer
2. asked by Jess
3. 709 views
slope line of (-1,3)(4,5)
1. 1 answer
2. asked by sandy
3. 305 views
35% of North Americans do not think that college education is a contributory factor to economic success. A random sample of
1. 1 answer
2. asked by Math (PLEASE HELP!)
3. 492 views
An engineering consultant bids on jobs where he can make $10000 profit. If in a certain month, he has a 20% probability of
1. 0 answers
2. asked by Dominika
3. 457 views
The Chicago Public School system has about 680 schools. About 130 of the schools will be closed. If five schools are chosen at
1. 1 answer
2. asked by Evie
3. 584 views
The average price of gasoline lately has been hovering lately at $3.80. What is the standard deviation if the probability that a
1. 0 answers
2. asked by Evie
3. 951 views
calculate the volume of water that can be treated if 50 g of potassium permanganate is added to the system. Assume that the
1. 0 answers
2. asked by shyanne
3. 451 views
A board on the wall in Jeremy's class has 4 right angles, 4 equal sides, and 2 pairs of parallel sides. Which quadrilateral is
1. 1 answer
2. asked by Ms.Vargas
3. 1,227 views
Balance the following redox reaction in acidic and basic solutions:Fe(OH)2(s) + O2(g) --> Fe(OH)3(s) These are the steps my
1. 0 answers
2. asked by Emily
3. 1,438 views
Solve Mentally with conversion to decimals, no calculation of common denominators. Place the following in ascending
1. 4 answers
2. asked by Angela
3. 496 views
A student used 5.06g of copper sulphate pentahydrate and salicyclic acid in the performance of the experiment. The student
1. 1 answer
2. asked by damola
3. 822 views
Which quadrilaterals have 2 pairs of parallel sides?
1. 2 answers
2. asked by Ms.Vargas
3. 546 views
Make a table and graph the function:Yards are a function of feet.
1. 1 answer
2. asked by Gingercorb
3. 576 views
32 subjects in a study were recruited by advertisements to participate in a study of attitudes and values toward wine.What
1. 1 answer
2. asked by AJ
3. 495 views
f(x)=x^2-3 and g(x)=4x+1 toEvaluate (f-g)(-3) Then find (fg)(x) Thanks a million
1. 1 answer
2. asked by Anonymous
3. 269 views
What is 3 fracture each fourth...5 fracture each half...3 fracture each third?
1. 3 answers
2. asked by ba
3. 551 views
the dollar card is $3 per month and 10cents per minute How much would the monthly bill for $85 minutes be with the dollar card?
1. 1 answer
2. asked by Anonymous
3. 343 views
Use a graph of f(x) = 3 e^{-8 x^2} to estimate the x-values of any critical points and inflection points of f(x). critical
1. 0 answers
2. asked by sam
3. 716 views
Danny has 75 marbles in red color and blue color. He found out number of red marbles is 15 less than twice of the blue marbles.
1. 1 answer
2. asked by valerie
3. 1,019 views
8. The Chicago Public School system has about 680 schools. About 130 of the schools will be closed. If five schools are chosen
1. 1 answer
2. asked by Jeffrey
3. 1,012 views
A copper cube, 0.31 m on a side, is subjected to two shearing forces, each which has a magnitude F = 6.40 106 N (see the
1. 1 answer
2. asked by Dee
3. 966 views
What is the sum of 4/10 and 55/100
1. 6 answers
2. asked by Gillian
3. 488 views
1. XVIII+XXII=352.VI+XIX=25 3.M-CC=900 4.LXXXIV-XLII=44 5.VI x XI=66 6.X x V x I=50 7.C/XX=5 8.XC/VI=30
1. 4 answers
2. asked by Jerald
3. 386 views
What is the maximum amount of ethanol (in millimoles) that could theoretically be produced under the following conditions?Condit
1. 2 answers
2. asked by Mark
3. 1,771 views
What is the minimum height you would have to place a solid ball of mass M and radius R (I=2MR^2/5) on a hill in order for the
1. 0 answers
2. asked by Suzy
3. 514 views
A solid steel cylinder is standing (on one of its ends) vertically on the floor. The length of the cylinder is 3.4 m and its
1. 0 answers
2. asked by Dee
3. 1,374 views
17. Use equal intervals to make a frequency table for the average number of movies per person. You do not need to show tally
1. 11 answers
2. asked by Jman
3. 1,774 views
The school parking lot had room for thirty cars. If all the spaces except six were filled, what fraction of the parking lot was
1. 5 answers
2. asked by Anonymous
3. 1,557 views
Eva is making copies of her choir's performance schedule. The total bill for the copies Eva made came to $48.00 plus 8% tax. How
1. 1 answer
2. asked by Paige
3. 493 views
Can you just get me started on my math plz
1. 2 answers
2. asked by Jman
3. 377 views
Romeo is trying to climb a ladder placed 3 meters away from a 4 meter high tower where Juliet is stuck. He weighs 110 kg, the
1. 0 answers
2. asked by Suzie
3. 560 views
(5t4 + 6t3 – 3t2 + 4t - 11) - (-9t4 – 6t3 + 5t2 + 3t + 8)Can somone help me ? Simplify . . .
1. 2 answers
2. asked by ear
3. 362 views
(6p + 4q)(-2p + 9q)simplify please help
1. 1 answer
2. asked by ear
3. 475 views
Factor the following polynomials.9. 3x2 – 12 10. 5x3y + 35x2y + 45xy
1. 0 answers
2. asked by ear
3. 410 views
70x-1=10x-70
1. 1 answer
2. asked by Anonymous
3. 802 views
Find the local maximum and minimum values of the function and the value of x at which each occurs. State each answer correct to
1. 0 answers
2. asked by kadijah
3. 408 views
can u help me with a an acrostic poem for nervous system?
1. 1 answer
2. asked by mia
3. 834 views
is 3(2y^2-5)(y+1) completely factored
1. 1 answer
2. asked by Nicole
3. 507 views
write a program C++ program and Use a recursive function that finds the n-th term using the following rule: tn=3tn-1+12tn-2 .ple
1. 3 answers
2. asked by Riana
3. 1,103 views
A 1.2kg object is placed on a frictionless table and is attached to a hanging mass using a light string over a frictionless
1. 1 answer
2. asked by maddi
3. 660 views
find the sum of each finite arithmetic series 8+9+10+...+15
1. 1 answer
2. asked by Erica
3. 839 views
2.00 L of 0.800 M NaNO3 must be prepareds from a solution which 1.50 M in concentration. How many mL of the 1.50 M are required
1. 1 answer
2. asked by Jessica
3. 692 views
What effect on the molar mass of the unknown acid would each of the followinghave-that is-would it make the calculated molar
1. 1 answer
2. asked by Sean
3. 1,414 views
The table below shows the relationship between the number of dozens and the number of cookiesNumber of dozens Number of cookies
1. 1 answer
2. asked by Jerald
3. 588 views
4.Longview is located between Tyler and Marshall on the state highway. THe distance between Tyler and Longview is 45 miles. THe
1. 1 answer
2. asked by Jerald
3. 348 views
Sorry for bugging you guys..But can someone proof read this paragraph. Ohio Sen. Rob Portman is the first Republican senator to
1. 1 answer
2. asked by Blaze
3. 623 views
1.The cost of a soda at Paul's Pizza is $1.69. Refills are $0.45 each. Gabe ordered a cola and had it refilled 3 times. Which
1. 1 answer
2. asked by Jerald
3. 430 views
Define massHow much something weighs Define volume The amount of space in something Define density and show the formula for
1. 1 answer
2. asked by Jerald
3. 554 views
9. XLIV+XXXIX=8310.DCLXXII+CCCXCI=1063 1.D-CLXV=335 12.C-XX=80 13.XV x V=75 14.VIII x XXX+240 15.MM/L=22 16.XLII/VII=6
1. 5 answers
2. asked by Jerald
3. 378 views
the perimeter of a triangle is 79.75 inches. the second side of the triangle is half as big as the first side. the third side is
1. 1 answer
2. asked by chris
3. 875 views
How do you find the exact value of cos -7pi/12 without using a calculator to change radian to degree
1. 1 answer
2. asked by Anonymous
3. 668 views
Calculate the equilibrium constant at 24 K for a reaction with ΔHo = 10 kJ and ΔSo = (-100) J/K. (Don't round unil the end.
1. 0 answers
2. asked by Anonymous
3. 382 views

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