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September 26, 2016

Posts by Cc

Total # Posts: 268

algebra
-3a<-15 -3=-15 ________ -3 =5
September 5, 2011

TU
calculus, annually
September 5, 2011

TU
what is the interest of $25,000, invested for 7yrs at 7% interest compounded
September 5, 2011

chemistry
An object has a mass of 16.3 grams and occupies a constant volume of 85.2 mL at standard conditions. Calculate the density of the object in g/mL?
August 29, 2011

Algebra II
Give the equations of any horizontal asymptotes for the graphs of the rational functions. h(x)=(7x²-8x-5)/(8x²-3x+9) g(x)=(x²+4x-8)/(x-8)
July 6, 2011

Algebra 2
is the second one R=625?
July 6, 2011

Algebra 2
Provide an appropraite response. If y varies inversly as the 4th power of x and y=3 when x=2, what is y when x=0.5? If Q varies inversly as the sqaure root of R and Q=2 whe R=4, what is Q when R is 25?
July 6, 2011

Business Statistics
John & Jane are married. The probability that John watches a certain television show is .4. The probability that Jane watches the show is .5. The probability that John watches the show, given that Jane does, is .7. 1) find probability that both John & Jane watch the show. 2) ...
June 21, 2011

math
x2 + 12x - 64 = 0
June 10, 2011

Math
x2 - 2x - 13 = 0
June 10, 2011

Math
x2 - 2x - 13 = 0
June 10, 2011

math
In a shop there are 20 customers, 18 of whom will make a purchase. If three customers are selected, one at a time, at random, what is the probability that all will make a purchase?
June 9, 2011

math
If two people are selected at random, what is the probability that they were both born in May?
June 9, 2011

math
Katie had an unpaid balance of $1,734.50 on her credit card statement at the beginning of January. She made a payment of $165.00 during the month. If the interest rate on Katie's credit card was 7% per month on the unpaid balance, find the finance charge and the new ...
June 9, 2011

math
Two dice are rolled. Find the probability of getting a 5 on either die or the sum of both dice is 5.
June 9, 2011

math
If two people are selected at random, what is the probability that they were both born in winter (December, January, or February)?
June 9, 2011

math
coat with an original price of $300.00 is on sale for $285.00. Find the percent of the markdown.
June 9, 2011

math
A company borrowed $1500. It must make monthly payments of $40.50 for 42 months to pay off the loan. Use the constant ratio formula to find the annual percentage rate.
June 9, 2011

math
A $400 loan is to be paid off in 66 monthly payments of $11.62. The borrower decides to pay off the loan after 18 payments. Use the rule of 78s to find the amount of interest saved. (Points : 1) $194.13
June 9, 2011

math
When a single card is drawn from a shuffled deck of cards, find the odds against getting a 9.
June 9, 2011

math
Phil had an unpaid balance of $1,854.50 on his credit card statement at the beginning of December. He made a payment of $45.00 during the month. If the interest rate on Phil's credit card was 2.5% per month on the unpaid balance, find the finance charge and the new balance...
June 9, 2011

math
. A box contains five blue, eight green, and three yellow marbles. If a marble is selected at random, what is the probability that it is not blue?
June 9, 2011

Math
Aaron had an unpaid balance of $1,177.79 on his credit card statement at the beginning of April. He made a payment of $430.00 during the month, and made purchases of $366.02. If the interest rate on Aaron's credit card was 4.5% per month on the unpaid balance, find his ...
June 9, 2011

math
Two dice are rolled. Find the probability of getting a sum greater than 8. 0 13/36 2/9 5/18
June 9, 2011

math
Dr. Collins borrowed some money to buy new furniture for her office. She paid $720.00 simple interest on a 7.5-year loan at 16%. Find the principal.
June 9, 2011

Math
Find the slope of the line passing through the points (10, 0) and (0, 3). -10/3 10/3 3/10 -3/10
June 8, 2011

Math
Find the slope of the line passing through the points (10, 0) and (0, 3). -10/3 10/3 3/10 -3/10
June 8, 2011

Math
In triangle ABC, angle C is a right angle. Find the measure of angle B if side b = 105 m and side c = 139 m. 49° 59° 53° 47°
June 8, 2011

Math
x + y = 26000 .06x * .03y = 1080 x =
June 8, 2011

Math
Find the measure of the supplement of 58 degrees
June 7, 2011

Math
19. Janet invested $26,000, part at 6% and part at 3%. If the total interest at the end of the year is $1,080, how much did she invest at 6%? $11,000 $10,000 $9,000 $16,000
June 7, 2011

Math
Find the vertex of the parabola. y = -4x2 - 16x - 11
June 7, 2011

Math
13. Find the vertex of the parabola. y = -2x2 + 12x - 13 (5, -3) (-3, 5) (3, 5) (5, 3)
June 7, 2011

Math
The difference between the ages of two friends is 2 years. The sum of their ages is 74 years. Find the age of the older friend. (Points : 1) 38 36 39 37
June 7, 2011

Math
11. Determine whether or not the relation is a function. {(-3, 6), (-2, 7), (-1, 8), (0, 9)} No Yes
June 7, 2011

Math
10. Find the slope of the line passing through the points (10, 0) and (0, 3). (Points : 1) -10/3 10/3 3/10 -3/10
June 7, 2011

Math
In triangle ABC, angle C is a right angle. Find the measure of angle B if side b = 105 m and side c = 139 m. (Points : 1) 49° 59° 53° 47°
June 7, 2011

Math
Determine whether or not the network is traversable. (Points : 1) No, it is not traversable. Yes, it is traversable.
June 7, 2011

Math
Find the measurement of the supplement of 58 degrees
June 7, 2011

Math
Determine whether or not the relation is a function (1,9)(2,10)(3,11)(4,12)
June 7, 2011

Math
Find the coordinates of the x intercept 2x + y = -6
June 7, 2011

Math
Determine whether the system is consistent, inconsistent, or dependent. 2x + 2y = 2 6x + 6y = 6 or consistent and dependent
June 7, 2011

Math
Find the domain and range of the relation, and state whether or not the relation is a function (1,3)(2,3)(3,3)(4,3)
June 7, 2011

Math
18. Find the value for the correlation coefficient r. (Points : 1) –0.073 –0.094 –0.203 –0.149
June 7, 2011

math
Can you explain the process of finding the answer more I'm a little confused
May 23, 2011

science....need answer in 8 minutes!!!!!!
Please help!!!!!!!!!!!
March 29, 2011

science....need answer in 8 minutes!!!!!!
Which of the materials is NOT recently mined from the ocean floor? 1.oil and gas 2.nodules 3.diamonds 4.phosphorites HELP!!!!
March 29, 2011

Math
45 is the answer!!!!!
March 29, 2011

english
what significance do the lions on the beach have for the old man, from ernest hemingway the old man and the sea?
March 23, 2011

science
I don't think there is an answer for that????
March 18, 2011

Algebra
I'm needing help with this. Thanks An individual can be classified by gender as male, female, by hair color as black, blonde, brown, red, unknown, and by eye color as black, brown, green. A) How many different classifications are possible (for example, female, with unknown...
February 1, 2011

geometry
Given Isosceles trapezoid ABCD. AB = 3x - 4 and CD = x + 12. Find AB. Isosceles trapezoid A B C D is drawn. 2 8 16 20
December 15, 2010

Algebra
An operation is commutative if you can change the order of the numbers involved without changing the result. Addition and multiplication are both commutative. Subtraction is not commutative: 2 - 1 is not equal to 1 - 2. So my question is what’s the difference between 2 - ...
December 12, 2010

physics
Before a collision, a 28 kg object is moving at +13 m/s. Find the impulse
December 11, 2010

6th grade
if the ratio is 3:2 and length is 5 inches.what is the widith
December 10, 2010

Math
Three large barrels are transported on a railroad car by stacking the third one on top of the other two and using a tight metal band around all three to hold them together. If the outside diameter of each barrel is 3 feet, then what is the length of the metal band?
November 22, 2010

Business Math
A company purchased an air conditioning system for $10,200. Shipping charges on the system are $875. Setup costs were $1,250. The system is expected to last for 5yrs and has a residual value at $2000. If I use the straight-line method to calculate depreciation for this air ...
November 2, 2010

english
I would then choose... The airplane was wrecked by the wind.
October 24, 2010

english
4. Which of the following sentences contains “passive voice?” (Points : 1) The airplane was wrecked by the wind. The wind wrecked the airplane. The cat chased the mouse. The bird flew after the balloon. a, b, c
October 24, 2010

calculus
Using a graphing utility, graph and approximate the zeros and their multiplicity. A.x=0,multiplicity 2;x=7,multiplicity 3 B. x=0,multiplicity 2; x=7,multiplicity 1; x=-7, multiplicity 2 C. x=0,multiplicity 3;x=0,multiplicity 2 D.x=0,multiplicity 3;x=-7, multiplicity 2 E.x=0,...
September 20, 2010

5th grade math
What is 10,000 less than 337,676
August 23, 2010

The elements and Principles of Design
11/ 2015 all of these are right!:) and the answer to number 9 is figure D
August 19, 2010

N/A
I'm just needing a question to be ask: If you were head of health informaton management department at a hosptial later an FBI agent came to you with a search warrant and place it in your hand. And he ask to speak with you about the hopital's health records. How should ...
May 20, 2010

Legal and Ethical Aspects of Health Information
Describe the theories that could support a lawsuit under these circumstances: A surgeon performs elective surgery on a patient. The patient later complains to the surgeon about the pains resulting from the surgery. The surgeon dismisses his complaints an not credible and ...
May 8, 2010

Biology
A friend tells you that because he has just recovered from a cold, he now cannot get the flu. Is your friend right? Explain your answer.
May 5, 2010

Biology
In many cases, not all of Koch's postulates can be applied to determine the cause of a human disease. Explain why.
May 4, 2010

Legal and Ethical Aspects of Health Information
Write a 200 word paper on the three executive offices which most frequently affect the Health Information profession. What do they mean by three executive offices which most frequently affect the Health Information profession. I do not understand can you help me. Thank you
April 25, 2010

chemistry
at what temperature does 16.3 g of nitrogen gas have a pressure of 1.25 atm in a 25.0 - L tank?
April 12, 2010

chemistry
an air bubble is released at the bottom of a lake where the temperature is 4 celsius and the pressure is 3.40 atm. if the bubble was 10.0 ml to start, what well its volume be at the surface, where the water temperature is 12 celsius and the pressure is 103 kpa?
April 12, 2010

Read
yes decripit means old, run down, dlapidated, etc...
April 5, 2010

algebra
child is now 3 years old - dad opens account with $10,000 it earns 4.5% annual intrest. a) construct formula (A(t)=Ao(a)^t) b) how much money will be in account when he is 10 years old c) if dad wants account to grow to 100,000 when he is 18 then what should original amount to be
April 5, 2010

algebra
a quanity increases by 6.50% every 3 months. by what percent does it increase.. one month?? one year??
April 5, 2010

algebra
exponential formula (y=c(a)^x) fill in blanks x y 0 ? 5 40 9 1200 15 ?
April 5, 2010

algebra
a given graph pases through points (18,25) and (19,100) a) compute delta x b) assume graph is linear and find slope c) assume its exponential and find growth factor
April 5, 2010

Chem
I know that is a diprotic acid and you do ICE and compare with each Ka value but I am not sure if I am setting it up the right way or doing the correct thing.
April 1, 2010

Chem
What is the PH of 0.0100M H2SO4?
April 1, 2010

Chem
so it would be Q<K so it would shift from left to right
March 24, 2010

Chem
Which direction will the following reaction in a 5.0 L flask proceed if Qp = 0.013? 2H2O(g) = 2H2(g) + O2(g) Kp = 1.6 x 10-5 Choose one answer. a. to the right because Q > Kp b. to the left because Q > Kp c. to the right because Q < Kp d. to the left because Q < Kp...
March 24, 2010

Chem
Kc=[HI]^2/[H2][I2] 54=(2x-0.3)^2/[X][X] THEN I GET: 54=4X-0.09/[X]^2 SO SQAURE ROOT IT THEN I GET 7.348*(x-x) =2X-0.3 7.4348X-7.348X=2X-0.3 tHEN i GET STUCK BECAUSE i DONT KNWO IF THE VARIABLES x-x is suppose to be here? because when I calculate my answers dont add up to any ...
March 23, 2010

Chem
Kc=[HI]^2/[H2][I2] 54=(2x-0.3)^2/[X][X] THEN I GET: 54=4X-0.09/[X]^2 SO SQAURE ROOT IT THEN I GET 7.348*(x-x) =2X-0.3 7.4348X-7.348X=2X-0.3 tHEN i GET STUCK BECAUSE i DONT KNWO IF THE VARIABLES x-x is suppose to be here? because when I calculate my answers dont add up to any ...
March 23, 2010

Chem
I have a question on this question would I forgo the sqaure root on this on because there is no sqaure except on the products side which is 2HI? I am lost because I set up ICE then got to: 54=(4X-0.09)^2/x*x Kc=[HI]^2/[x][x] At a particular temperature, Kc = 54 for the ...
March 23, 2010

Chem
I CALCULATED IT OUT TO Q = 1.80*10^3 SO IT WAS A RIGHT SHIFT FORWARD BC Q<K meaning that substances on left react to form substances on the left to reach eq... SO I GOT B as the answer IS THAT CORRECT????
March 22, 2010

Chem
A mixture is prepared with [CO] = 0.035, [Cl2] = 0.015, and [COCl2] = 0.95. It is known that Kc for the equilibrium is 1.2 x 10-3 at 400OC. Predict what will happen. Choose one answer. a. The reaction is at equilibrium so no net reaction occurs. b. The reaction occurs in the ...
March 22, 2010

Chem
At a particular temperature, Kc = 54 for the reaction H2(g) + I2 (g) <=> 2 HI(g). One mole of HI is placed in a 3.0-L container. What would be the equilibrium concentration of HI?
March 22, 2010

Chem
H2 + I2 = 2HI I 1.0/5.0 1.0/5.0 0 C -x -x 2x E 0.2-x 0.2-x 2x 54= [HI]^2/[H2]*[I] 54=2x^2/(0.2-x)(0.2-x) need to solve for x then would I take square root of both sides to get rid of the squares? Then I get stuck at 7.348= 4x/0.2-x I dont know where else to go from here and ...
March 22, 2010

Chem
At a particular temperature, Kc = 54 for the reaction If 1.0 mole of H2 and 1.0 mole of I2 are placed in a 5.0 L container, what would be the equilibrium concentration of HI?
March 22, 2010

chemistry
The molarity of urea in a solution prepared by dissolving 16 g of urea (MW 60.0g/mol) in 39 g of H2O is ______M. The density of the solution is 1.3 g/ml.
March 9, 2010

chemistry
A solution is prepared by dissolving 15.0 g of NH3 in 250.g of water. The density of the resulting solution is 0.974 g/ml. The mole fraction of NH3 in the solution is?
March 5, 2010

Chemistry please help!
How many ml of 9 M HCl are needed to neutralize 0.500 L of 0.350 M NaOH? Given the reaction CH4+2O2=C02+2H2O
February 22, 2010

math
if given ..,. y=4x^-4 if x triples what happens to y?
February 22, 2010

math
if given y=6x^4 if x doubles what happens tp y?
February 22, 2010

college
its a "hookes law" spring when its stretched
February 22, 2010

6th grade
why did the romans add volcanos to the fire that vulcan (roman god) can control
February 18, 2010

chemistry
A colloid is the dividing line between solutions and heterogenous mixtures. What is the exact particle size of a colloid compared to the exact particle size of a solution. A. over 1000nm compared to 0.1-1nm B. 1-1000nm compared to 0.01-1nm C. 0.10-1nm compared to 1-1000nm D. ...
February 13, 2010

Chemistry
Which of the solutions has the greatest osmotic pressure? Choose one answer. a. 10.0 g glucose in 1.00 L at 298 K b. 10.0 g glucose in 1.00 L at 303 K c. 10.0 g glucose in 0.500 L at 298 K d. 5.0 g glucose in 1.00 L at 298 K
February 11, 2010

Chemistry
I got it its 950 g
February 10, 2010

Chemistry
how would I find the mass of something from the molality..... How many grams of water should be added to 25.0 g of NaCl to produce a 0.450 m solution?
February 10, 2010

chemistry
How many grams of water should be added to 25.0 g of NaCl to produce a 0.450 m solution?
February 10, 2010

Chemistry
A 6.00 M H2SO4 solution has d = 1.34 g/mL. What is the mass percent of H2SO4 in this solution? Choose one answer. a. 56.1 b. 43.9 c. 37.0 d. 58.8 When we calculated yesterday the answer was not B. 43.9....I got it wrong and dont know why if the math was correct and I followed ...
February 10, 2010

Chemistry
3.10g/ml *1mole Br/79.0g =0.039 mol/ml 0.039mol/ml * 2.00ml =0.0784 mol 1.05 g/ml * 1mol/60g = 0.0175 mol/ml * 125 ml =2.18 mole I dont know where I am going wrong becaus ethe answers are not same????????
February 10, 2010

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