Thursday
April 17, 2014

Posts by Joe


Total # Posts: 1,998

Calculus
The altitude of a triangle is increasing at a rate of 3000 centimeters/minute while the area of the triangle is increasing at a rate of 1500 square centimeters/minute. At what rate is the base of the triangle changing when the altitude is 9500 centimeters and the area is 87000...

algebra
simplify by removing the factors of 1 p^2-4/(p+2)^2

algebra
simplify by removing the factors of 1 p^2-4/(p+2)^2

English
Lying in a Hammock at William Duffy's Farm in Pine Island, Minnesota? What is the significance of this poem? What does the author mean by the last line? I don't understand what this poem is about and any help would be greatly appreciated! Over my head, I see the bronze...

chemistry
If 10 calories of heat are added to two grams of liquid water what is the temperature of the water

COLLEGE ALEGBRA
Sue, a recent retiree, requires $6,000 per year in extra income. She has $50,000 to invest and can invest in B-rated bonds paying 15% per year or in a certificate of deposit (CD) paying 7% per year. How much money should be invested in each to realize exactly $6,000 in interes...

math
What formula would you use to figure out this word problem? A rectangular pen for a pet is 8 feet longer than it is wide. Give possible values for the width W of the pen if its area must be between 180 and 825 square feet, inclusively.

Algebra
James has saved $50. He wants to buy a DVD player for $149 in about 5 months. To find out how much he should save each week he wrote 50+20x=149. Explain his equation.

math
if i made $65,000 a year and got a $3000 raise. what would be the precent increase rounded to the nearest tenth

COLLEGE ALGEBRA
.7638

physics
ya get it 69

physics
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physics
Hahahahahahahahahahahahahaahahhahahahhahahahahhahahahhahahhahahhahahahhahahahhahahahhahahhahahahhahhahahahahahahahahahahahahahaahahhahahahhahahahahhahahahhahahhahahhahahahhahahahhahahahhahahhahahahhahhahahahahahahahahahahahahahaahahhahahahhahahahahhahahahhahahhahahhahahahhahah...

physics
fist you take 100 and then *2 to get 200 then do3.275 * 40 and get 131 then all you need to do is 200-131... and get______________________________________________

Math - Possible or Potential rational zeros
idk

Math
7yd 2ft 3in - 2yd 2ft 9 in

Math
A pyramid is inscribed in a cube whose volume is 52(pi) cm^3. The volume of a sphere is equal to the volume of this pyramid. Find the volume of a second cube whose edge is equal to the radius of the sphere.

math
sorry i dont understand the question

Math
Compute the number of eleven-digit integers that can be formed using all of seven 1s and four 0s if you never start of end with a 0 and no 0s are ever next to each other.

math
ok to find a diagonal you use the Pythagorean theorem which is a^2 + b^2 = c^2 ok? c^2 is the diagnol. So basically a^2 + b^2 = 100 ok? so what two squares equal 100. well 64+36=100 take the square root of those two which is 8 and 6. so the perimeter is 28 cm long

math
if you retyped the question so that it is legible i may be able to help you, otherwise i won't.

Math
alright thankyou.

Math
uh oh my mistake. I missed a key part of the question. the question is..... How many terminal zeros are at the end of (20!)^2?

Math
20,15,10, and 5 are all divisible by 5. so 4. Is that how you solve for the amount of terminal zero's?

Math
How many terminal zeros are at the end of (20!)?

math
what kind of name is aniket? ok back to the question, i'm not sure how to explain to you how i solved this one but i did find the answer. I just made one of his subjects marks 60 then i subtracted 20 from 60 and added 20 from 60 so the three mark amounts are 40,60,80. So h...

statistics
10.15 A psychologist theorized that people can hear better when the have just eaten a large meal. Six individuals were randomly assigned to eat either a large meal or a small meal. After eating the meal, their hearing was tested. The hearing ability scores (high numbers indica...

Chemistry
How many mL of 0.024M KMn04 (Potassium Permanganate) is required to react with 20mL of 0.112M Fe2+?

Math
1 1/3 - 1 3/4

Math
what do you notice about each ratio? 2/1 and 4/3

World History
What was the most important factor in the British conquest of India during the eighteenth century? A. willingness of the British government to pay for an invasion. B. political disunity in India. C. superiority of British arms. D. addiction of millions of Indians to opium. I t...

math
Compute the number of eleven-digit integers that can be formed using all of seven 1s and four 0s if you never start or end with a 0 and no 0s are ever next to each other.

Algebra
well for 1 day you have 21 dollars to spend on mileage. $21.00/$0.21 which is 100 miles

Algebra I
this is funny i came here to ask question but yet i'm answering them. the formula for this is S=D/T or Speed = Distance divided by time, but since you are looking for the time you need to get T by itself. To do so you have to multiply both sides by T then divide S from bot...

math
Compute the number of eleven-digit integers that can be formed using all of seven 1s and four 0s if you never start or end with a 0 and no 0s are ever next to each other.

math
im sorry i looked back at what i tried to write out and it turned out wrong, the two 2's are meant to be right after the g's in both the logs and as a subscript because it is log base 2.

math
unsure how to explain how to solve it but i calculated it in my ti-84+ calculator with an equation solver that i downloaded. 4^log [2log (5)] = 21.56540031 2 2

math
A box containing Munchkins contains chocolate and glazed donut holes. If Gloria ate 2 chocolate Munchkins, then 1/11 of the remaining Munchkins would be chocolate. If Gloria added 4 glazed Munchkins to the box, 1/7 of the Munchkins would be chocolate. How many Munchkins are in...

math
A large rectangle is divided into 4 non-overlapping smaller rectangles by two lines. One line is parallel to the base, and the other line is parallel to the height. If the areas of three of the small rectangles are 18,24, and 40, compute the only possible integer solution for ...

math
the sign of the sum would be negative, for example: -14+7=-7 because the negative integer has a greater magnatude, then the sign will remain to be negative.

Math
unsure what you are asking. Is there a slope given?

math
the sign of the sum would be negative, for example: -14+7=-7 because the negative integer has a greater magnatude, then the sign will remain to be negative.

Urgent Math
A large rectangle is divided into 4 non-overlapping smaller rectangles by two lines. One line is parallel to the base, and the other line is parallel to the height. If the areas of three of the small rectangles are 18,24, and 40, compute the only possible integer solution for ...

Math
18=(2*3)*(3*3)??? This doesn't work

Math
A large rectangle is divided into 4 non-overlapping smaller rectangles by two lines. One line is parallel to the base, and the other line is parallel to the height. If the areas of three of the small rectangles are 18,24, and 40, compute the only possible integer solution for ...

Math
I am pretty much clueless with this but would like some help the question i have been given is........How many terms are in the expansion of (a+b+c)^5 after like terms have been combined? Please help me all the way through it if you can. Thankyou

Math
A box containing Munchkins contains chocolate and glazed donut holes. If Gloria ate 2 chocolate Munchkins, then 1/11 of the remaining Munchkins would be chocolate. If Gloria added 4 glazed Munchkins to the box, 1/7 of the Munchkins would be chocolate. How many Munchkins are in...

precal
find the quotient z/w z=8(cospi/3+isinpi/3) w=4(cospi/18+isinpi/18)

precal
identify the trigonometric form of -6+6i

precal
find zw z=8(cospi/2+isinpi/2) w=4(cospi/4+isinpi/4)

precal
(root2-root2i)^6

precal
identify the standard form of the complex number: 10(cos259+isin259)

pre calculus
cube roots of 64i?

pre calc
find the fourth roots of 1-root3i

pre cal
convert the point to rectangular coordinates (7,1.75)

pre cal
convert the point to polar coordinates: (12,-12)

pre cal
[root2(cos2pi/11+isin2pi/11)]^4

pre cal
convert the point to rectangular coordinates (5,5pi/6)

pre calc
find the fifth roots of -32i

precalculus
covert the rectangular equation to polar form x2+(y+2)2=4

precalculus
fourth roots of 1-root3i

Math
the nature camp students are lunch at the lodge. They sat at an even number of tables. There were 5 students sitting at one table, and an equal number of students sitting at each of the other tables. How many students were sitting at each of the other tables?

the American journey
for #1 I think its C.and #2 A

the American journey
where did the traditions of the the cowhand begin? A.the confederate army? B.the vaqueros C.african american culture D.irish immigrants

the American journey
how about this one.... Before railroads, communities across the united states. A. fought the railroad's arrival. B. kept their own time. C. were organized into time zones. D. found it easier to transpot goods to market.

the American journey
1.why were immigrants and african americans hired to build the transcontinental railroad?A.they lived near the railroad?B.they were extremely skilled.C.they would work for very low wages.D.all of the above

Geometry
find the area of a parallelogram with diagonals of lengths 10 inches and 22 inches that intersect at a 65 degrees angle

geometry
that last answer posted is wrong

geometry
find the area of a parallelogram with diagonals of lengths 10 inches and 22 inches that intersect at a 65 degrees angle.

Math
If M=(1*2*3*4*......*1000) + 1, is M prime? I said no because 24001 can only be divided by 1 and itself, but I got a point off. Why is this?

Math - Equivalent Fractions
What is the equivalent fraction for 16/36

ENGLISH
Explain the initial steps of writing an essay. Identify how your audience, purpose, and content will influence your approach.

Business
I was asked to articulate what I feel are good traits of effective organization, as well as describe how I think culture affects the ability to handel change. I replied with a 350 word response, in my response i stated the "...culturally responsive; this leads way to the ...

english
hoe to diagram the white cat sleeps quietly

Algebra
Which digit will appear in the 534th place after the decimal point in the decimal representation of 5/13?

Math
2 apples weigh the same as a banana and a cherry.A banana weighs the same as nine cherries.How many cherries weigh the same as one apple

PreCalc - Vectors
An airplane is flying with an airspeed of 660 Kilometers per hour. The wind is blowing from 345 degrees at 35 km/h. What direction should the airplane take so that, with the wind, the plane will be flying in a direction of 72 degrees? I can compute airspeed and actual directio...

Pre-Calculus
Two barges are pulling a ship into the harbor. Barge A is pulling with a force of 2700N at N43 deg E, and barge B is pulling at S 50 deg E. What force must barge B exert so that the ship is pulled directly East?

Algebra
What is the least integer value of x such that |2x + 7| is < or equal 16?

Algebra
Each year the value of a car decreases by 25% of its value the previous year. After 5 years, what is the value of a car originally worth $17,500? Express answer to the nearest dollar.

social civics
what is the purpose of a franchise agreement for public utility and how public utilities are regulated

chemistry
OF THE FOLLOWING SUBSTANCES, WHICH HAS THE LARGEST AVERAGE SPEED AT 25DEGREES. CO, NH3,H2,N2?

geology 245
Power point on factors and forces of geological features for the Barnett Shale

Geology 245
I am in need of help with my final project in Geology. I have to create a 12-15slide powerpoint presentation on Factors and Forces of Geological Features, The Barnett Shale. I have the final rubric Final Rubric: |Factors and Forces of Geological Features Objective of Exercise:...

math
An 11 ounce bag of chips costs $1.99 what is the cost per ounce rounded to the nearest cent? What is the cost per pound rounded to the nearest cent

chemistry
Im lost, I dont think Im doing any of it right :/

chemistry
I still dont understand part e.

chemistry
For part a, would the pH be .523?

chemistry
0.5 L of a 0.30 M HCl solution is titrated with a solution of 0.6 M KOH. a)What is the pH before addition of KOH? b)What is the total number of moles of acid? c)What is the pH after addition of 125 mL of KOH solution? d)What volume of the KOH solution is required to reach the ...

Chemistry
6.71 X 10^-18

Math
I need help solving this using U- Substitution (x^2-4)^2 + (x^2-4) -6=0

algebra
Your company would like to know how sales levels affect profits. If too few items are sold, then there is a loss. Even if too many items are sold, however, the company can lose money (likely because of low pricing). It is good to know how many items can be sold for there to be...

algebra 2 and trig (math)
Find the value of x in the interval 0 is less than or equal to x and 360 is greater than or equal to x which satisfies the equation cos x - 2 cos x sin x.

algebra 2 and trig (math)
Find the positive acute angle that satisfies the equation tan(squared) minus tan = 0.

Math
What is happening?

Chemistry
How many moles of HCl must be added to 100mL of a 0.100 M solution of methylamine (pKb=3.36) to give a buffer having a pH of 10.0?

algebra
x^2+34x+c

Physics
A hydrogen atom initially in its ground state (n = 1) absorbs a photon and ends up in the state for which n = 3. What is the energy of the absorbed photon? *I found the energy of the atom at the ground state and at n = 3. I subtracted the final from the initial to get a value ...

Physics
a man jumps off a bridge to see how high it is. he measures his time of descent. he is in the air for 3.0 s before splashing into the water below. a. How high is the bridge above the water? b. How fast is the man going as he hits the water?

Chem
estimate the aqueous solubility, in milligrams per liter of AgBr(s) at 160 degrees C

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