Monday

December 22, 2014

December 22, 2014

Total # Posts: 1,256

**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...
*December 11, 2012*

**math**

f f + (-20) > -7 f = ?
*December 3, 2012*

**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 ...
*December 1, 2012*

**political science- PHL**

how Hobbes, Machiavelli and Rousseau are relevant? little guidance please
*December 1, 2012*

**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 ...
*December 1, 2012*

**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
*November 27, 2012*

**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...
*November 27, 2012*

**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) ...
*November 27, 2012*

**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 ...
*November 24, 2012*

**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 ...
*November 22, 2012*

**Chemistry**

How much heat is given off when 12g of Al at 75 degrees Celsius is colled to 25 degrees Celsius?
*November 19, 2012*

**Intro to Chemistry**

How do you determine the mass of NACL needed to prepare 25.00 ml of a 1.585M NaCl Solution?
*November 19, 2012*

**college finite math**

Find the marginal average cost function: C(x)=10-e^-x
*November 18, 2012*

**Science**

I am studying waves and doing a project. Is the line of origin the same as a waves midpoint?
*November 18, 2012*

**intermediate microeconomics**

is my answer to my question right?
*November 17, 2012*

**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 ...
*November 17, 2012*

**math of investment**

I need a prayes that is related to the terms of mathemetics of investments. please! thank you!
*November 7, 2012*

**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
*October 25, 2012*

**maths**

prove Zn addition is commutative?
*October 25, 2012*

**Math**

I can do the math but what I am having trouble with is What integer expresses the position
*October 24, 2012*

**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?
*October 24, 2012*

**Math**

since it is below the surface should it be -28 + -6 = -34?
*October 24, 2012*

**math**

write two equations that prove the associative property is not true for division
*October 22, 2012*

**maths**

which one is it steve
*October 20, 2012*

**maths**

binary operation m.n=m2+n is associative or commutative?
*October 20, 2012*

**maths**

x3+6x2+18x+13=0
*October 15, 2012*

**maths**

how do I draw them to prove it.
*October 12, 2012*

**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...
*October 12, 2012*

**maths**

prove that there are no integars p and q such that: (p/q)squared =2
*October 10, 2012*

**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 ...
*October 10, 2012*

**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...
*October 9, 2012*

**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
*October 9, 2012*

**math**

write an.algebraic equation for autumn has,1 brother. this is 3 less than the number of brothers chase has,b
*October 9, 2012*

**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
*October 8, 2012*

**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
*October 4, 2012*

**Chemistry **

Portland cement contains some SiO2. Calculate the mass percent composition of silicon in this compound.
*October 4, 2012*

**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
*October 2, 2012*

**English**

Would you use a or an: A(n) Olympic Champion's signature.
*September 21, 2012*

**Chemistry**

Which cannot be broken down chemically or physically into a simpler substance between sugar, salt, seawater, and copper?
*September 20, 2012*

**Chemistry**

Which cannot be broken down chemically or physically into a simpler substance between sugar, salt, seawater, and copper?
*September 20, 2012*

**math**

THANCK YOU SO MUCH!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
*September 13, 2012*

**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?
*September 13, 2012*

**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!
*September 12, 2012*

**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!
*September 12, 2012*

**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!
*September 12, 2012*

**math**

the varsity football team gained 7 yards on one play and then lost 4 yards
*September 12, 2012*

**trigonometry**

is sin^(2)x the same as sin(x)^2?
*September 12, 2012*

**science**

How many ml of a 2% solution will 20 ml of a 10% solution make?
*September 11, 2012*

**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 ...
*September 7, 2012*

**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...
*September 2, 2012*

**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.)
*August 29, 2012*

**calculus**

integrate (3dx/xln3x)
*August 28, 2012*

**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 ...
*August 23, 2012*

**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.
*August 23, 2012*

**Chemistry**

answer would be d
*August 12, 2012*

**math **

how many 7 digit telephone numbers can be made if every other digit is even
*July 25, 2012*

**Math**

Given These Equations x+y=9.0 .50x+.20y=3.90 Find the values of X and Y.
*July 14, 2012*

**Chem TWO**

Assuming 100% dissociation, calculate the freezing point and boiling point of 2.91 m K3PO4(aq).
*July 14, 2012*

**chemistry**

detail how to dilute a stock solution of nitric acid, 81 m HNO3, to prepare 675 ml of a 2.5 M solution
*June 29, 2012*

**Physical Science**

What are the different kinds of overlapping sciences?
*June 15, 2012*

**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
*June 2, 2012*

**spanish**

Thank you
*June 2, 2012*

**spanish**

El domingo pasado, yo iba con mis amigos al cine. What is wrong?
*June 2, 2012*

**chemistry**

Thank you very much..
*June 2, 2012*

**chemistry**

52 F = 284 K. 1008 (hPa) = 101.9(kPa) Is that right? I'm checking my book and its soooo confusing to me. I have this info so far and want to know if I'm doing it right since its worth 12 points on my test!!! .5*8.314*284/101.9=11.58L
*June 2, 2012*

**algebra**

The prices of several chess sets are $15, $20, $38, $95, $60, $45, $40, $35, and $50. Make a box-and-whisker plot of the data. What conclusions can you make? (You do not have to submit the box and whisker plot.)
*May 30, 2012*

**Algebra II**

Thank you Reiny!!!! I've been asking for this as well......
*May 28, 2012*

**algebra help please**

Ms. Sue, The same exact question was just asked today from another student and WAS answered in a timely manner. My however is still blank...... :( Good thing is I have my answer now.....
*May 27, 2012*

**algebra help please**

I notice that other problems are answered in a timely manner....was is my overlooked? Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal or vertical. Then ...
*May 27, 2012*

**Math**

$1.24
*May 27, 2012*

**Algebra II**

A)3!=6 ways B)4!=24 ways C)5!=120 ways ...since there is 12 to choose from. That's on my test too!!!
*May 27, 2012*

**Algebra II**

Hyperbola (x-2)^2-4(y-1)^2=36 I have that one on my exam too.
*May 27, 2012*

**Algebra II**

r=1.65/1.1=1.5=22.8594 I have the same question on my exam too!!!
*May 27, 2012*

**ALGEBRA**

3^4=81
*May 27, 2012*

**ALGEBRA**

214.67*36=7728.12 7728.12-6000=1728.12 1728.12/6000=.28802=28.8%
*May 27, 2012*

**algebra 2**

Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal or vertical. Then rewrite your equation for each conic in standard form, identify (h, k), and describe the ...
*May 27, 2012*

**algebra 2**

Determine values for A, B, and C such that the equation below represents the given type of conic. Each axis of the ellipse, parabola, and hyperbola should be horizontal or vertical. Then rewrite your equation for each conic in standard form, identify (h, k), and describe the ...
*May 27, 2012*

**ALGEBRA**

i=.039/360=.000108333 n=15*360=5400 Amount=2300(1.000108333)^5400 =30153.83 Interest earned=30153.83-23000=$7,153.83
*May 27, 2012*

**algebra 2**

The monthly rents for the apartments in a building are listed below. $425, $550, $550, $550, $650, $650, $650, $650, $800, $900 Part B: The apartment manager considers raising the rent for every apartment by $50. Find the mean, median, mode, range, and standard deviation of ...
*May 26, 2012*

**algebra homework check**

Thank you mathmate!!!!!
*May 25, 2012*

**algebra homework check**

Are my other answers right?
*May 25, 2012*

**algebra homework check**

The monthly rents for the apartments in a Business building are listed below. $425, $550, $550, $550, $650, $650, $650, $650, $800, $900 Part A: Find the mean$637.50 median=$650 mode=$650 range=$475 and standard deviation of the rents???
*May 25, 2012*

**homework check plz**

The monthly rents for the apartments in a building are listed below. $425, $550, $550, $550, $650, $650, $650, $650, $800, $900 Part A: Find the mean$637.50 median=$650 mode=$650 range=$475 and standard deviation of the rents???
*May 24, 2012*

**PsyDAG homework check**

The monthly rents for the apartments in a building are listed below. $425, $550, $550, $550, $650, $650, $650, $650, $800, $900 Part A: Find the mean$637.50 median=$650 mode=$650 range=$475 and standard deviation of the rents????
*May 24, 2012*

**algebra 2**

Thank you
*May 24, 2012*

**algebra 2 **

Renee belongs to a bowling club. She scores 50, 52, 55, and 59 on her first four games. She hopes to continue improving according to this pattern. Part A: What are the next four terms in Renee’s sequence? Part B: Write an recursive function rule for the sequence? Part C: ...
*May 24, 2012*

**PsyDAG homework check please**

Range = highest value - lowest=$475 Mode = most frequently occurring score=$650 Median = 50th percentile. Half of the scores have a higher value and half are lower=$650 Mean = sum of scores/number of scores=$637.50
*May 23, 2012*

**algebra 2**

The monthly rents for the apartments in a building are listed below. $425, $550, $550, $550, $650, $650, $650, $650, $800, $900 Part A: Find the mean, median, mode, range, and standard deviation of the rents. Part B: The apartment manager considers raising the rent for every ...
*May 23, 2012*

**algebra**

A normal distribution has a mean of 98 and a standard deviation of 6. What is the probability that a randomly selected x-value from the distribution is at least 80?
*May 23, 2012*

**algebra 2**

Thank you!!!!! I see my mistake now...
*May 23, 2012*

**algebra 2**

A sequence is defined recursively by a1=1,an=(an-1+1)^2. Write the first 4 terms of the sequence.
*May 23, 2012*

**algebra 2**

A store sells rings with birthstones selected from the 12 different months of the year. The stones are arranged in a row. Part A: Mary wants a ring with a topaz, a sapphire, and a ruby set in a line. Write and evaluate an expression to show how many ways the 3 stones can be ...
*May 23, 2012*

**algebra 2**

Thank you!!!
*May 23, 2012*

**algebra 2**

Jeremy and Noor are playing a game where they each draw a marble from a bag, and whoever draws the marble worth the most points wins. Red marbles are worth 1 point, green marbles are worth 2 points, blue marbles are worth 3 points, and white marbles are worth 10 points. There ...
*May 23, 2012*

**algebra**

If events A and B are independent, P(A) = 0.62, and P(B | A) = 0.93, what is P(B)?
*May 22, 2012*

**algebra**

If events A and B are independent, P(A) = 0.62, and P(B | A) = 0.93, what is P(B)?
*May 22, 2012*

**algebra 2**

504?
*May 21, 2012*

**algebra 2**

Nine people are entered in a race. If there are no ties, in how many ways can the first three places be awarded? 3 252 472 504
*May 21, 2012*

**math**

there are 10 tenths in one whole.There are 100------------------ in one whole
*May 21, 2012*

**algebra 2 help please**

7 girls audition for 12 roles in a school play. What is the probability that at least 2 of the girls audition for the same part?
*May 21, 2012*

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