Tuesday

July 22, 2014

July 22, 2014

Total # Posts: 1,199

**Calculus**

What is the graph of the sequence An = (-1)^n?

**Calculus**

Find the sum of the convergent series. Sigma (lower n = 0; upper infinity) 8*(4/5)^n

**Calculus**

Identify the two series that are the same. a. Sigma (lower n = 4; upper infinity) n(3/4)^n b. Sigma (lower n = 0; upper infinity) (n+1)(3/4)^n c. Sigma (lower n = 1; upper infinity) n(3/4)^(n-1)

**Calculus**

Find the values of x for which the series converges. Sigma (lower index n = 0; upper index infinity) [(x+1)/4]^n

**Calculus**

Determine whether the sequence with the given nth term is monotonic. Find the boundedness of the sequence. Otherwise, indicate DNE. An = ne^(-n/2)

**Calculus**

Determine the convergence or divergence of the series. Indicate the test that was used and justify your answer. Sigma (lower index n = 1; upper index infinity) [(-1)^n*3^n]/(n*2^n)

**Calculus**

Test for convergence or divergence. Indicate the test that was used and justify your answer. Sigma (lower index n = 2; upper index infinity) [ln(n)]/n

**Calculus**

Use the Direct Comparison Test to determine the convergence or divergence of the series. Justify your answer and show all of your work. Sigma (lower index n = 1; upper index infinity) 4^n/(3^n-1)

**Calculus**

Test for convergence or divergence. Indicate the test that was used and justify your answer. Sigma (lower index n = 4; upper index infinity) 1/(3n^2-2n-15)

**Calculus**

Determine the following about the series. Indicate the test that was used and justify your answer. Sigma (lower index n = 1; upper index infinity) [sin((2n-1)pi/2)]/n A. The series diverges B. The series converges conditionally. C. The series converges absolutely. D. It cannot...

**Calculus**

Determine the convergence or divergence of the series. Find the limit. Indicate the test that was used and justify your answer by showing evidence why the test succeeds or fails. Sigma (lower index n = 1; upper index infinity) 12/[n(n+3)]

**Calculus**

A deposit of $1000 is made at the beginning of each month in an account at an annual interest rate of 3% compounded monthly. The balance in the account after n months is An = 1,000(401)(1.0025^n - 1). (a) Compute the first six terms of the sequence {An}. (b) Find the balance i...

**maths**

What is the vector equation of the line joining the points (5; 0; 1) and (7; 4; 7)?

**maths**

prove that if a is not equal to zero and if a * b = a * c and a ^ b = a ^ c then b = c [Hint: calculate a * (b-c) and a ^ (b-c) vectors mechanics

**college chem**

if the length of one side of a square is 12.0, what is the perimeter of the square?

**Math**

where did the 1.2 come from?

**Math**

The markup on a used car was at least 20% of its current wholesale price. If the car was sold for $5900, what was the maximum wholesale price? (Give your answer correct to the nearest dollar.)

**Math**

Write each rate as a fraction in lowest terms: 48 gallons in 14 minutes

**Math**

Write each rate as a fraction in lowest terms: 48 gallons in 14 minutes

**Math**

For a certain product, one case holds 8 boxes and each box holds 12 items, how many total cases are needed to hold 500 items?

**math**

The world's tallest building is the Burj Khalifa in Dubai at 828 m tall. The CN Tower in Toronto is 553 m tall. Ryan wants to compare the Burj Khalifa and the CN Tower by creating rectangular prism models on a 10 cm by 10 cm square base. He has decided to represent the Bur...

**math**

A band poster that measures 90 cm by 40 cm is reduced by a scale factor of 1/6 so it can fit on a postcard. a) What are the dimensions of the postcard image? b) By what scale factor, to the nearest hundredth, was the area of the poster decreased in the reduction process?

**algebra**

Solve the equation. Check your solution. 164=x-59

**consumer math**

Lily Adams purchased a $1,000 bond at 70. The bond pays 4%. What was the cost of the bond? What was the annual interest? What is the yield (to the nearest tenth of a percent)?

**consumer math**

Lily Adams purchased a $1,000 bond at 70. The bond pays 4%. What was the cost of the bond? What was the annual interest? What is the yield (to the nearest tenth of a percent)?

**consumer math**

Joe McCain purchased 5 $1,000 bonds at 89. The bonds pay 6%. What was the cost of the bonds? $4,450 ? What was the total annual interest? What is the yield?

**algebra**

What was the cost of the bond? What was the annual interest? What is the yield (to the nearest tenth of a percent)?

**algebra**

Jane Investor purchased a $10,000 bond at 90. The annual interest is 5%.

**math**

The sides of a square with an area of 49 cm2 will be reduced by a scale factor of 5/8. Determine the area of the reduced square to the nearest square centimetre.

**math**

Jamia is deciding between two long-distance telephone plans: • Plan A charges $5 per month plus 6¢/min. • Plan B charges $20 per month plus 1¢/min. Jamia usually makes about 200 min of long distance calls each month. Which plan costs less? Show your calcula...

**Math **

3(4x+6)+7

**Algebra**

Kendra owns a restaurant. She decides to charge $1.50 for two eggs and one piece of toast and $0.90 for one egg and one piece of toast. How much money is she charging for each egg and each piece of toast?

**MAtth**

ITEM NUMBER THREE 1 Description of the item:Printer 2 Stated price on the website: 229.99 (do not round to whole dollars) 3 Website where the item was found:Staples I dont know how to do questions # 4 and 5 4 Price of item after a 10% increase with sales tax: 5 Final price:

**ENGLISH 9 BIOGRAPHY**

i think u should do jistin bieber because its more easier, if u do one direction then u have to write about 5 people. u can do one direction of that band.

**Algebra**

The number of bacteria in a stagment pond doubles every hour. A farmer sprays it every two hours and kils 3/4 of bacteria immediately. If there are 10,000 live bacteria left after the farmer sprays at noon, how many live bacteria are there at 11 p.m. that night?

**My Math**

thanks

**My Math**

am i correcect steve

**My Math**

i mean 1b 2c 3c 4a

**My Math**

I think the answers are 1 c 2a 3b 4a

**My Math **

ecide whether each equation has one solution, no solutions, or infinitely many solutions. 1. 2(x – 3) = 2x (1 point) one solution no solutions infinitely many solutions 2. 3(y – 3) = 2y – 9 + y (1 point) one solution no solutions infinitely many solutions 3. 10x...

**math**

f f + (-20) > -7 f = ?

**political science- PHL**

is it a comprehensive answer? Machiavelli (in terms of political philosophy) Machiavelli was an Italian philosopher. A famous book he wrote is ‘The Prince’ which still have impact to today’s politics. It is about the rise and fall of states and what the leader c...

**political science- PHL**

how Hobbes, Machiavelli and Rousseau are relevant? little guidance please

**political science- PHL**

hello can u help me please? write a few words about Machiavelli, Locke and how they are relevant today? John Locke is another philosopher who is considered as relevant today for some of his ideas he expressed. His writings were a great influence to the founders of United State...

**algebra**

A submarine is 700 meters below the surface of the ocean. it is ascending at a rate of 35 meters every minute. What does x represent and What y represent

**psych**

1.21 (1 pts.) William is acutely retarded and requires intense care. His IQ has been measured at approximately 15. What term would be used to classify William's level of retardation? A) mild B) moderate C) severe D) profound # 1.22 (1 pts.) Shannon has been diagnosed with...

**psych**

1.11 (1 pts.) While Pete was out playing touch football with his friends, he tripped, fell, and bumped his head on the ground. Immediately afterward, he was very disoriented and kept asking his friends what time it was. Pete may have experienced A) delirium. B) dementia. C) am...

**Math**

A merchant makes two raisin nut mixtures. Each box of mixture A contains 9 ounces of peanuts and 2 ounces of raisins, and sells for $2.80. Each box of mixture B contains 12 ounces of peanuts and 4 ounces of raisins, and sells for $4.00. The company has available 5,000 ounces o...

**physics**

a 10.0 cm cylindrical chamber has a 5.0cm diameter piston attached to one end. The piston is connected to an ideal spring with a spring constant of 10.0N/cm. Initially, the spring is not compressed but is latched in place so that it cannot move. When the cylinder is filled wit...

**Chemistry**

How much heat is given off when 12g of Al at 75 degrees Celsius is colled to 25 degrees Celsius?

**Intro to Chemistry**

How do you determine the mass of NACL needed to prepare 25.00 ml of a 1.585M NaCl Solution?

**college finite math**

Find the marginal average cost function: C(x)=10-e^-x

**Science**

I am studying waves and doing a project. Is the line of origin the same as a waves midpoint?

**intermediate microeconomics**

is my answer to my question right?

**intermediate microeconomics**

why is modelling useful, despite being a simplified version of reality? my answer: answer: an economic model attempts to describe every aspect of reality. a models power stems from the elimination of irrelevant detail which allows the economist to focus on the essential featur...

**math of investment**

I need a prayes that is related to the terms of mathemetics of investments. please! thank you!

**maths**

explain why are the following not groups: 1)the set of Z integers with operation subtraction 2)The set of Z integers with operation addition 3)The set of R* of all non zero real numbers with addition

**maths**

prove Zn addition is commutative?

**Math**

I can do the math but what I am having trouble with is What integer expresses the position

**Math**

Point A is 340 feet above sea level. This is 2/3 of the distance between point B and sea level. What integer expresses the position point B compared to sea level?

**Math**

since it is below the surface should it be -28 + -6 = -34?

**math**

write two equations that prove the associative property is not true for division

**maths**

which one is it steve

**maths**

binary operation m.n=m2+n is associative or commutative?

**maths**

x3+6x2+18x+13=0

**maths**

how do I draw them to prove it.

**maths**

Let ABC be a triangle in the plane. Find circles C0;C1; : : : ;C6 such that Cj has exactly j points in common with the boundary of ABC (this \boundary" consists of the line segments AB, BC, CA). Is it possible to nd a circle C7 with 7 points in common with the boundary of...

**maths**

prove that there are no integars p and q such that: (p/q)squared =2

**maths**

Let ABC be a triangle in the plane. Find circles C0;C1; : : : ;C6 such that Cj has exactly j points in common with the boundary of ABC (this \boundary" consists of the line segments AB, BC, CA). Is it possible to find a circle C7 with 7 points in common with the boundary ...

**stats**

the head circumferences of adult males have a bell-shaped distribution with the mean= 65cm and standard deviation =2cm. a. what is the head circumference such that only 2.5% of adult males have a smaller head circumference? b. what is the head circumference such that only 2.5%...

**math**

cody has 6 times as many bottle caps in his collection as Rebecca. cody has 36 bottle caps. write an equation to find the number of bottle caps rebecca has,c

**math**

write an.algebraic equation for autumn has,1 brother. this is 3 less than the number of brothers chase has,b

**physics**

daredevil jumps 10m wide. he drives a car up a 11 degree incline. what was minimum speed to clear the 10m? acceleration is 9.81

**Chemistry**

I did the fitrst part and got 46.7 but theresa second part of the question Small amounts of CoO are added to glass to give it a blue color. Calculate the mass percent composition of cobalt in this compound

**Chemistry **

Portland cement contains some SiO2. Calculate the mass percent composition of silicon in this compound.

**math**

how would you write an algebraic expression for tthe same number of birds,b, sitting on three different wires, then 9 birds fly off

**English**

Would you use a or an: A(n) Olympic Champion's signature.

**Chemistry**

Which cannot be broken down chemically or physically into a simpler substance between sugar, salt, seawater, and copper?

**Chemistry**

Which cannot be broken down chemically or physically into a simpler substance between sugar, salt, seawater, and copper?

**math**

THANCK YOU SO MUCH!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

**math **

The bottom of the ladder is 5 feet tall from the wall. the ladder is 13 feet long. about how high is the wall?

**math**

the tempurature was 72 degrees at noon. at midnight a cold front moved in, dropping the tempoerature to 12 degrees. what is the answer please!

**math**

the tempurature was 72 degrees at noon. at midnight a cold front moved in, dropping the tempoerature to 12 degrees. what is the answer please!

**math**

the tempurature was 72 degrees at noon. at midnight a cold front moved in, dropping the tempoerature to 12 degrees. what is the answer please!

**math**

the varsity football team gained 7 yards on one play and then lost 4 yards

**trigonometry**

is sin^(2)x the same as sin(x)^2?

**science**

How many ml of a 2% solution will 20 ml of a 10% solution make?

**chemistry**

Can someone help me to check my answer and the way I solve this problem is right or wrong? Determine the energy required to turn a Na metal atom into a gas phase ion (Na+ (g)). Ionization energy of Na(g) 499 kJ/mol Electron affinity of O(g)for2e- 603 kJ/mol Energy to vaporize ...

**mat**

In some cases the Distributive Property of Multiplication over Addition or Distributive Property of Multiplication over Subtraction can be used to obtain an answer quickly. Represent the following operations using one of the distributive properties and also give the answer. a)...

**math**

At first one third of the class were boys. Then another boy joined the class. Now three out of eight of the class are boys how many students are in the class now? (Hint:There are fewer than 40 students in the class.)

**calculus**

integrate (3dx/xln3x)

**Accounting**

Here is my question am I suppose to make journal entry. Cindy Lou makes $30,000 per year as an exempt employee. She worked 15 hours of overtime in the month of September. Payday for wages earned in the month of Septemberis October 7? Ignoring Federal and state income tax withh...

**Geometry**

For each of the past four years, Paulo has grown 2in. every year. He is now 16 years old and 5ft. 10in tall. He figures that when he is 22 years old he will be 6ft 10in. tll. What would you tell Pauo about his conjecture.

**Chemistry**

answer would be d

**math **

how many 7 digit telephone numbers can be made if every other digit is even

**Math**

Given These Equations x+y=9.0 .50x+.20y=3.90 Find the values of X and Y.

**Chem TWO**

Assuming 100% dissociation, calculate the freezing point and boiling point of 2.91 m K3PO4(aq).

**chemistry**

detail how to dilute a stock solution of nitric acid, 81 m HNO3, to prepare 675 ml of a 2.5 M solution

**Physical Science**

What are the different kinds of overlapping sciences?

**spanish**

Cuando mis hermanos y yo fuimos menores, siempre comíamos en aquel restaurante. Mis padres esperan que yo aprendiera mucho en la escuela. These 2 sentences are wrong. Please help

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