Thursday
February 23, 2017

Posts by KIm

Total # Posts: 2,589

math
In the 1870's, on a farm along the Ohio River, a girl was presented with three gifts: a rooster, a goose, and a duck. The duck had cost 20 cents. The rooster and the goose together cost twice as much as the duck. The goose and the duck together cost three times as much as ...
February 21, 2017

calculus
The voltage in a electric current is 100 volts then with Ohm's law how do you find the instantaneous rate of change of I with respect to R ta a resistance of 20 ohms if R is increasing I know how to use the instantaneous formula but what is f(a)
February 18, 2017

math
Mike's age right now is exactly 3 times his age 3 years hence minus 3 times his age 3 years ago. How old is Mike right now?
February 16, 2017

Algebra (answer check)
Thank you! :D
February 12, 2017

Algebra (answer check)
Where is the vertex of the graph of y equals negative x squared plus 2 x plus 5 located? (1,5) < it's not this one (1,6) (-1,3) <-- (-1,2) Which values best approximate the solutions of -4x^2+7x+5=0? 0.9 and 2.3 0.9 and 5 -0.5 and 2.3 <-- -0.5 and 5 What is the ...
February 12, 2017

FSCJ
please help!! A storage tank 32 m high is filled with pure water. (Assume the tank is open and exposed to the atmosphere at the top.) (a) Find the gauge pressure at the bottom of the tank. (b) Calculate the magnitude of the net force that acts on a square access hatch at the ...
February 12, 2017

English
And would these work as well? 3) They claimed the foreign land And took it by the hands. 4) The Natives’ lives turned black When the strangers came packed. (both historical allusions to what the european settlers did to the natives)
February 12, 2017

English
For a project I have to come up with some allusions in a couplet format and I am iffy on how to write my own. I was wondering if these were ok. 1) Their death by disease Was not what they pleased. (I was going for a historical allusion to the Native Americans) 2) The town soon...
February 12, 2017

Math@@
How do I solve v + 17 -11= 65
February 8, 2017

Math
The length of a rectangle is 1 m more than twice its width. What is the length of the rectangle if its perimeter is 110m?
February 8, 2017

algebra
identify the initial amount a and the growth factor b in the exponential function g(x)=4X2
February 4, 2017

calculus
find the limit x-->inf (x^2+x)^1/2-(x^2-x)^1/2 so I know I multiply by the conjugate 2x/(x^2+x)^1/2+(x^2-x)^1/2 then I don't know where to finish problem
February 1, 2017

BIOLOGY/EVOLUTION
I need answers for these questions too T.T
January 26, 2017

Chemistry
solid sodium reacts violently with water producing heat, hydrogen gas and sodium hydroxide. How many molecules of hydrogen gas are produced when 65.4g of sodium are added to water? 2Na(s)+ 2H2O(l) -->. 2NaOH(aq) + H2(g). Can someone please explain this question and it's...
January 23, 2017

Social studies
Witch of the following actions is a check by the legislative branch on the actions of the executive branch ?
January 23, 2017

biology
When you talk of genotype it refers to the alleles of the organism. Like FFpp, FfPp. For example: Dominant: White Flower (F) Recessive: Purple Flower (f) The possible genotypes for white flowers in the F1 generation are: FF and Ff. When for purple flowers is only ff. So in the...
January 10, 2017

MATH
How do I find 30% of 50?
January 5, 2017

maths
the width of a rectangle is increased by one tenth, but the area remains the same. by what fraction has the length of the rectangle been reduced?
January 4, 2017

Math
25.32= 3/5 25.32 divided by 3= 8.44 8.44 = 1/5 8.44 times 2= 16.88 2/5 = 16.88 Jaine spent 16.88 pounds on her sweater.
January 3, 2017

math
get your calculator, put 1335 times 59 and the answer is 78765.
December 12, 2016

math
Evaluate 13 35 × 5 9
December 12, 2016

Statistics
If the probability of randomly choosing a county resident from a class of students is 65%, what is the probability of selecting exactly 7 county resident out of a random group of 10 students?
December 7, 2016

Business Analytics ISDS361B
Eli Orchid has designed a new pharmaceutical product, Orchid Relief, which improves the night sleep. Before initiating mass production of the product, Eli Orchid has been market-testing Orchid Relief in Orange County over the past 9 weeks. Now that the daily demand for Orange ...
December 4, 2016

English
Identify the sentence type. I have to do my homework before I can watch TV. a. simple c. complex b. compound d. compound-complex
November 29, 2016

Physics
Two questions and a small confusion that is not letting me do my homework: When is said that an object is rotating it is mandatory that the addition of rotational momentums gives 0? Under what conditions, two forces of same magnitude but different direction exerted in a body, ...
November 24, 2016

trigonometry
The diagram is a right triangle, so the length of the ladder would be its hypotenuse, and the height of the wall, the opposite side of the angle of 48. Then Sen 48= x / 15 Clear x and that's the answer.
November 24, 2016

Physics
I can help you with C: You have height, acceleration (9.81), and initial velocity (0) so you use: Vf ^2 = Vi^2 + 2gh
November 24, 2016

Math
Y=2x-5 and 4x-y=7
November 18, 2016

math
Which of the following statements is true about the level of significance alpha?
November 15, 2016

Math
One square wall you want to paint has a perimeter of (12x - 32) feet. Write an expression that represents the side legnht of the wall.
November 14, 2016

Chemistry
Elemental analysis of a compound, once used as a pesticide, was found to be 74.2% carbon, 8.64% hydrogen, and 17.2% nitrogen. What is the empirical formula of this compound?
November 13, 2016

Chemistry
November's birthstone is citrine, a yellow member of the quartz family. It is primarily silicon dioxide, but small amounts of iron(III) ions give it its yellow color. A high quality citrine containing about 0.040 moles of SiO2 costs around $225. If this stone were pure ...
November 13, 2016

Chemistry
There are about 1 x 10^5 chemical reactions per second in each of the 10 billion nerve cells in the brain. How many chemical reactions take place in a day in a single nerve cell?
November 13, 2016

Chemistry
What is the minimum volume of 2.00 M hydrochloric acid necessary to neutralize completely the hydroxide in 800.0 mL of 0.3 M calcium hydroxide?
November 12, 2016

Math
6(2b)
November 7, 2016

Math
6 + (5 + x) simplify the expression. Explain each step. How do I do this?
November 7, 2016

geography
Some have none but some have more than a hundred
November 7, 2016

Math
Seven subtracted from five times a number, then the difference added to nine times a number
November 6, 2016

ratio and proportion
832 foot tree casts a shadow of 18 foot how long will the shadow be for a 22 foot tree
October 24, 2016

Science
A cicular pool with a radius oF 12 meter if filled with water to a depth of 3 meters. What is the weight of water in the swimming pool?
October 19, 2016

MATH HELP PLZZ ASAP
Sorry, i mean 55 divided by 4
September 28, 2016

MATH HELP PLZZ ASAP
The youngest Julio can be is 6. As for the equation, 55 divided by 2 which is 13.75. Then divide that by 2 to get 6.875. No one can be 6.875, so the younges he can be is 6. Add on the rest, (48.125) and you'll find out that the oldest his father can be is 48. Hope this ...
September 28, 2016

calc
Find k so that the function is continuous on any interval. h(x) = k cos x 0 ≤ x ≤ 3π h(x)= 10 − x 3π < x I am confused on how to find k when it gives you 3pi? help please
September 27, 2016

Math
How many choices do I have if I use three colors from red, white, yellow and blue
September 22, 2016

physics
a baseball is batted with a speed of 120 ft/sec at an angle of 37 degrees with the ground. find how long the ball is in the air, how high the ball goes, how far from the plate it is caught, and the components of the velocity of the ball 4 sec after it is hit.
September 21, 2016

physics
A microwave oven has a power requirement of 1250 W. A frozen dinner requires 6.5 min to heat on full power. If the cost of electricity is 12 cents per kWh, how much does it cost to heat the dinner?
September 18, 2016

physics
A microwave oven has a power requirement of 1250 W. A frozen dinner requires 6.5 min to heat on full power. How much electrical energy (in kWh) is used?
September 18, 2016

physics
How much heat is necessary to change 345 g of ice at -11°C to water at 20°C
September 18, 2016

physics
While in Europe, a tourist hears on the radio that the temperature that day will reach a high of 22°C. What is this temperature on the Fahrenheit scale?
September 18, 2016

physics
How much heat is necessary to change 345 g of ice at -11°C to water at 20°C?
September 18, 2016

physics
A 4.6 "kilo" bag of sugar is on a counter. How much work is required to put the bag on a shelf a distance of 0.45 m above the counter
September 18, 2016

physics
How much work is required to lift a 5.2-kg concrete block to a height of 3.1 m?
September 17, 2016

physics
What is the kinetic energy of a 15 kg dog that is running at a speed of 8.7 m/s (about 19 mi/h)?
September 17, 2016

physics
A 4.6 "kilo" bag of sugar is on a counter. How much work is required to put the bag on a shelf a distance of 0.45 m above the counter?
September 17, 2016

physics
While rearranging a dorm room, a student does 307 J of work in moving a desk 1.1 m. What was the magnitude of the applied horizontal force?
September 17, 2016

Math, number and operations base
I have 8 thousands,17 tens, 5 hundreds, and 12 ones. What number am I?
September 15, 2016

English
Once upon a time there was a knight who lived in a little castle on the edge of the forest of Life. One day this knight looked in the mirror and saw that he was a White Knight. "Lo!" he cried. "I am a White Knight and therefore represent good. I am the champion ...
September 14, 2016

Math
Is the answer A
September 10, 2016

Math
what is the solution to 204 - (-36)? A 240 B -240 C 168 D -168
September 10, 2016

Chemistry Help Please!
At most, how many 4d electrons can an atom have? Of these what is the maximum number that can have ms= -1/2? A 5f electron has what value of quantum number l? What values of ml may it have? Also please explain how you got the answers so I can understand? Thank you so much!
September 5, 2016

algebra
solve the equations justify each step with and algebraic property 13=x/4
September 1, 2016

Grammar
What is the predicate noun in Other subjects were historical or mythical figures. I think it is figures.
September 1, 2016

technology
To indent the first line of a paragraph which key should you use? A Shift key B Tab key C Enter key D Space key
August 25, 2016

Math
decrease the quotient of -15 and -3 by 1
August 19, 2016

Business statistics
You chose a simple random sample of 300 guests you develop a 95 percent confidence interval estimate you found the following 325 and 32 determine the standard error of the sampling distribution determine the critical value z from the standard normal table compute the ...
August 14, 2016

NCC
a sportscar starting from rest accelerates uniformly at 2m/s squared . What is the speed after 10S?
August 11, 2016

Physics
how many coulombs must be on one object for it to be repelled with a force of 6.0 N by a second charge of 2.0uC at a distance of 1.0 m?
July 25, 2016

science
Why is ozone can be describe as our friend
July 10, 2016

Chemistry
What is the variable x in the following hydrate formula NaCl xH2O if the mass of sodium chloride is 58g and the mass of the water is 36g
June 28, 2016

Math - help please
Problem: The rock group Loco Moco was scheduled for a concert at the Blaisdell Concert Hall. Because it was the concert highlight of the year, there was excitement in the air and people were eager to get tickets, which could only be purchased in person. Hours before tickets ...
June 27, 2016

Algebra
Problem: The rock group Loco Moco was scheduled for a concert at the Blaisdell Concert Hall. Because it was the concert highlight of the year, there was excitement in the air and people were eager to get tickets, which could only be purchased in person. Hours before tickets ...
June 27, 2016

Physics
Thank you!
June 24, 2016

Physics
A 7.25 μC and a -2.00 μC charge are placed 20 cm apart. Where can a third charge be placed so that it experiences no net force. Express your answer in cm. The answer is 22.12 from the online answer key, but how do you set this up?
June 24, 2016

Physics
A square 1 m on its side has charges on every corner. Calculate the electric field on the upper right corner of the square. Let the charge on each corner be 40 x10-9C. Do I use K(Q*4)/r^2=F Then F/(Q*4)=E K=8.99*10^9 Nm^2/C^2
June 23, 2016

physics
A square 1 m on its side has charges on every corner. Calculate the electric field on the upper right corner of the square. Let the charge on each corner be 40 x10-9C. Do I use K(Q*4)/r^2=F Then F/(Q*4)=E K=8.99*10^9 Nm^2/C^2
June 22, 2016

math
compare the future amounts(a)you would have if the money were invested at a simple interest and if it were invested with annual compounding. ( round your answers to the nearest cent.) $7,600 at 15% for 25yrs
June 14, 2016

art 103
thank you
June 12, 2016

art 103
can you give me examples or explain it to me more
June 12, 2016

art 103
how do i know id the shapes are soft or hard or bump blend or over lap i don't know anything about art really please and thank you
June 12, 2016

art 103
i don't understand what is organic or geometric
June 12, 2016

art 103
"Street, Dresden", 1907, oil on canvas by Ernst Ludwig Kirchner. Describe the shapes in this painting: Are the shapes organic or geometric? Which ones? Describe how the shapes interact, or "touch" each other. Are the edges of the shapes soft or hard? Do ...
June 12, 2016

Science
Your journey to the centre of the earth took 64 hours at 100km/h. What was the total distance you traveled??
June 9, 2016

Precalculs
6x-12=log(x)1 that is base x I know the answer is 2 but not sure how to do
June 1, 2016

Chemistry
Magnesium chloride hexahydrate has a density of 1.69 g/cm3. What is the volume in liters of 1.5 x10^2 pounds of MgCl2*6H2O? yes D=m/v into V=m/d, Do I need to find the formula mass of Magnesium chloride hexahydrate and change pounds into liters? Divide the found numbers and I ...
May 31, 2016

Pre calculus
olve the system of equations using matrices. Use Gaussian elimination with back-substitution. x + y + z     =      -5 x - y + 3z    =     -1 4x + y + z    =  ...
May 29, 2016

Kamal School
Try to analyze a little , if Raghav's fruit stallsold 2/5 of a box of apricats and Raj Fruit sold 2/3 as many boxes of apricats as Raghav's did ,therefore 2/5 can be called x and 2/3× is ???
May 21, 2016

chemistry
what is the actual freezing temperature of a 0.50m aqueous solution of sodium chloride?
May 18, 2016

English
The customer paid by _______ for his new ______ suit..
May 17, 2016

Math
sixty-four is four tenths of what number?
May 9, 2016

math
stem leaf plot stem leaf 5 4 5 6 0 6 9 7 2 3 4 5 5 8 1 2 8 9 9 5 6 a)what is range of data?B) median of data? C) and mode of data A)? B)74.5 C) 75
May 6, 2016

math
which is Q=200p/l solved for p is it p=QL/200
May 6, 2016

math
which is M = 9pn solved for p?
May 6, 2016

Algebra
How would you solve y=2x+3 and y=2x-2 using the substitution.
May 5, 2016

physics
How much work is required to push a crate at constant velocity with a force of 185 N across a floor a distance of 8 m? J How many calories of thermal energy are produced by the friction? cal
April 30, 2016

Geometry
Two telephone poles are 60ft. apart, and one of them is 6ft. higher than the other. If the length of the wire between the poles is 61.3 ft., how much wire was allowed for sag?.
April 30, 2016

Math
Find the area f(x)=10x/x^2+1, y=0, 0 less than or equal to x less than or equal to < 5
April 28, 2016

Ecology
Draw and label a diagram of 3 different tree pollens with magnification power.
April 21, 2016

life orientation
Hurting other peoples Disrespecting Acting against someone's rights
April 19, 2016

chemistry
if 62.3 g of zinc react with hydrophosphoric acid (H3PO4) it produces zinc (I) phosphate and hydrogen. how much zinc (I) phosphate is produced?
April 12, 2016

Math
Thank You Mrs.Sue that makes sense.
April 5, 2016

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