Thursday

October 23, 2014

October 23, 2014

Total # Posts: 653

**science**

music
*December 6, 2011*

**Math **

How do you find the total earnings when given the salary, commission rate, and sales? EX question: $1,ooo plus 6% on sales of 2,000
*November 29, 2011*

**English**

What is the meaning of this stanza? Money maketh festival, Wine she buys, and beds can strow; Round the necks of captains tall, Money wins them chains to throw, Marches soldiers to and fro, Gaineth ladies with sweet eyes: These alone can ne'er bestow Youth, and health, and...
*November 11, 2011*

**math - algebra**

f(t) is an exponential function with f(0) = 200 and f(3) = 2000. a) Use the form f(t) = Pe^rt to find the equation of this exponential function. b) In the form f(x) = Pa^x, a is the growth factor. find the growth factor. c)What input value gives an output value of 5,000?
*November 1, 2011*

**math**

CAN YOU HELP ME ? WHAT ARE THE TWO HAND ON THE CLOCK CALLED. THE LONG ONE AND THE SHORT ONE. THANK YOU ALEXIS LAANG
*November 1, 2011*

**math - algebra**

f(t) is an exponential function with f(0) = 200 and f(3) = 2000. a) Use the form f(t) = Pe^rt to find the equation of this exponential function. b) In the form f(x) = Pa^x, a is the growth factor. find the growth factor. c)What input value gives an output value of 5,000?
*November 1, 2011*

**math - algebra**

f(t) is an exponential function with f(0) = 200 and f(3) = 2000. a) Use the form f(t) = Pe^rt to find the equation of this exponential function. b) In the form f(x) = Pa^x, a is the growth factor. find the growth factor. c)What input value gives an output value of 5,000?
*November 1, 2011*

**science**

procedure
*October 28, 2011*

**Calculus**

What is the derivative of -3x((x+1)^1/2)
*October 26, 2011*

**Calculus**

what is the derivative of -3x((x+1)^1/2)?
*October 26, 2011*

**Calculus**

Find the value of the derivative at each indicated extremum.
*October 26, 2011*

**Calculus**

An air traffic controller spots 2 planes at the same altitude converging on a point as they fly at right angles to each other. One plane is 150 miles from the point moving at 450 miles per hour. The other plane is 200 miles from the point moving at 600 miles per hour. At what ...
*October 25, 2011*

**Algebra**

What is the 20th term in the following arithmetic sequence? 1/2, 1, 3/2, 2
*October 19, 2011*

**Algebra**

In how many ways can a teacher arrange 10 students in the front row if there are 25 total students?
*October 12, 2011*

**Algebra**

Given the hyperbola (x2/4) – (y2/9) = 1, find the equations for its asymptotes A. x = (1/3)y, x = (–1/3)y B. y = (3/2)x, y = (–3/2)x C. y = (1/3)x, y = (–1/3)x D. x = (3/2)y, x = (–3/2)y
*October 12, 2011*

**Math**

3ã20(2ã5-7)
*October 6, 2011*

**Math-Ellipses**

What is the equation of the ellipse with co-vertices (0, 2), (0, -2) and vertices (3, 0), (-3, 0)
*October 6, 2011*

**Math**

Find the focus of the parabola x = –2(y – 3)2 - 2
*October 6, 2011*

**Math**

What is the equation for the parabola with vertex (0, 0) and focus (5, 0)
*October 6, 2011*

**Algebra**

What isthe focus of the parabola y = (1/8)(x – 5)^2 - 3
*October 5, 2011*

**Math**

It goes to the left? Idk.
*October 4, 2011*

**Math**

What is the opening direction of the parabola x = –2y2. A.left B.right C.up D.down
*October 4, 2011*

**chemistry **

how many carbon-hydrogen bonds does ethane have? how many carbon-carbon bonds does ethane have? is it 6 for the 1st and 1 for the 2nd?
*October 2, 2011*

**English**

How does Shakespeare work loyalty and betrayal into the play King Lear. Context of order vs. chaos?
*October 2, 2011*

**history**

These lawyers, and men of learning, and moneyed men, that talk so finely, and gloss over matters so smoothly, to make us poor illiterate people swallow down the pill, expect to get into Congress themselves...and then they will swallow up all us little folks, like the great ...
*October 2, 2011*

**English**

What are some examples of Loyalty in King Lear?
*October 1, 2011*

**math**

Given that AC and AE are common external tangents of circle G and circle D, FE = 15, GF = 3, and AG = 5, which is the length of AC?
*September 30, 2011*

**English**

It's Act IV; Scene VI; Lines 26- 28
*September 27, 2011*

**English**

I have actually done it like that, and I still don't understand the importance of the quote.
*September 27, 2011*

**English**

What is the meaning of this quote and how does it relate to the King Lear play? Give me your hand. You are now within a foot Of th' extreme verge. For all beneath the moon Would I not leap upright.
*September 27, 2011*

**Alg/2 Trig**

Given the functions f(x)=-x^2+7 and g(x)=3x+4 find f(g(-5)) Write the composition above using an alternative notation.
*September 26, 2011*

**physics**

A ball is thrown horizontally from the roof of a building 59.0 tall and lands 27.4 from the base. What was the ball's initial speed?
*September 21, 2011*

**Math**

Mickey lives 35 miles away from his grandparents'home.His aunt Roz lives 24 miles farther than his grandparents.How far does Mickey live from his aunt Roz?
*September 21, 2011*

**Physics**

A ball is thrown upward from the edge of a platform 15 m above the ground. The ball rises 12 m then falls to the ground. What is the vertical displacement of the ball?
*September 21, 2011*

**physical science**

A 65 kilogram person stands on a diving board 15 meters above the water. figure the GPE. show formula and work
*September 18, 2011*

**4th grade math**

Thank you so much Ms. Sue
*September 15, 2011*

**4th grade math**

1,800 = eighteen hundred 1,800 = one thousand, eight hundred 91,000 = ninety one thousand 91,000 = ????
*September 15, 2011*

**4th grade math**

name each number in two different ways 2,700 6,300 1,800 91,000 Thanks
*September 15, 2011*

**Geometry**

Point C is the center of the circle. Angle ACB measures56 degrees What is the measure of arc AB? How do you work this out?
*September 12, 2011*

**algebra**

B=3 A=9 B2+5a-20
*September 7, 2011*

**math 5th grade**

What is the longest multiplication problem for 180
*September 5, 2011*

**Geometry**

ABCD is a rectangle. Find x and y using the following information: AB = -2x DC = 7y + 1 AD = -x BC = 2y + 2
*September 4, 2011*

**Geometry**

ABCD is a parallelogram. Find x and y using the following information: AB = 5x - 2y DC = 4 AD = y BC = 5 - x
*September 4, 2011*

**Geometry**

ABCD is a parallelogram. If angle B is equal to 2x and angle A is equal to x + 30, find x.
*September 4, 2011*

**Geometry**

ABCD is a parallelogram. If AB = 2x - y, CD = 7, BC = x + y , AD = 2 find x and y.
*September 4, 2011*

**geometry**

Triangle ABC is congruent to triangle DEF. If the length of AB is 12 feet and the length of AC is 10 feet. Find the length of DE. can someone please help me on this question please and thank youu :)
*September 3, 2011*

**physics**

A plastic tube allows a ﬂow of 15.5 cm3 /s of water through it. How long will it take to ﬁll a 206 cm 3 bottle with water
*August 29, 2011*

**math**

Evaluate the expression n+(-5) for each value of n. n=312
*August 11, 2011*

**Maths**

What is the estimate quotient of the following: 48.3 divided by 7
*July 20, 2011*

**Maths**

What is the estimate of the following quotient: 48.3 divide by 7
*July 20, 2011*

**Substitution Method**

4x+5y=12 2y=6x+8
*July 4, 2011*

**3rd gr math - Tenths**

Question reads....Explain how to find the mix number and decimal for nine and one tenth. Please help.
*June 1, 2011*

**Algebra 2**

Find the sum of the infinite series 1/3+1/9+1/27+... if it exists
*May 27, 2011*

**biology**

do mutations form new or old genes????
*May 18, 2011*

**science**

While doing a scinece project with my daughter we attempted to melt two sugar cubes. We poured alcohol on one sugar cube and vinegar on the other. The sugar cube with the alcohol melted at a faster speed. Why was this?
*May 13, 2011*

**math**

a ladder rests against the top of a wall. The head of a person 3.5 feet tall just touches the ladder. The person is 3 feet from the wall and 7 feet from the foot of the ladder. What is the height of the wall?
*May 9, 2011*

**AP US History Exam**

Is it worth it to study for the AP US HIstory or AP European history exams the night before, or should I just get a lot of sleep and eat breakfast?
*May 5, 2011*

**biology**

could you put the following into order from smallest to largest?? DNA GENE CHROMOSOME
*April 28, 2011*

**math**

1.8
*April 28, 2011*

**biology**

To ensure that the mother will have mature egg cells available for in vitro fertiliazation, she must be treated with chemicals that regulate her reproductive cycle. identify these chemicals tha tregulate the female reproductive cycle. Please help me
*April 24, 2011*

**geometry**

how do you find the area of an equilateral triangle with the perimeter of 30ft.
*April 22, 2011*

**help me in math!**

is -5 a real #? rational #? irrational #? whole #? integer? counting (natural) #?
*April 13, 2011*

**math help me plz!!**

i recievbed 200.00$ for a gradution gift. i spent 50% on clothing. 20%on cds. 25% on movies. and 5% on savings. how much money did i spent on each catergory?
*April 13, 2011*

**math help me!!**

is square root of 56 a rational number? explain uranswer using what you know about rational and irrational numbers. thnx alot!
*April 13, 2011*

**7th grade math**

how to put 26,000 in a notation
*March 27, 2011*

**geometry**

The perimeter of the rectangle is 19 inches. The perimeter of the inscribed triangle is also 19 inches. What is the width of the rectangle? What is the lengths of the rectangle? sides of isosceles triangle = leng of rectangle + 2 base = width of rectangle
*March 22, 2011*

**Chemistry**

which equation represents an oxidation-reduction reaction? 1.HCl+KOH-->KCl+H2O 2.4HCl+MnO2-->MnCl2+2H2O+Cl2 3.2HCl+CaCO3-->CaCl2+H2O+CO2 4.2HCl+FeS-->FeCl2+H2S
*March 20, 2011*

**Chemistry**

Zn(s)+Cu2+(aq)-->Zn2+(aq)+Cu(s) which particles must be transferred from one reactant to the other reactant ? 1.ions 2.neutrons 3.protons 4.electrons 4?
*March 20, 2011*

**Chemistry**

a redox reaction is a reaction in which 1.only reduction occurs 2.only oxidation occurs 3.reduction&oxidation occur at the same time 4.reduction occurs first and then oxidation occurs i think its 3 or 4.
*March 20, 2011*

**Chemistry**

In the reaction: Cu(s) + 2 Ag+(aq) ---> Cu2+(aq) + 2 Ag(s, the oxidizing agent is ? 1.Cu 2.Cu2+ 3.Ag+ 4.Ag i know its Ag but is it Ag+ or just Ag? what does that extra plus mean?
*March 20, 2011*

**Chemistry**

in the reaction:Ni+SN4+-->Ni2+ (+)Sn2+ which species has been reduced? 1.Ni 2.Sn4+ 3.Ni2+ 4.Sn2+ i know its def Sn but im not sure which one.
*March 20, 2011*

**Chemistry**

In the reaction: Cu(s) + 2 Ag+(aq) ---> Cu2+(aq) + 2 Ag(s) 1.Cu 2.Cu2+ 3.Ag+ 4.Ag i know its Ag but is it Ag+ or just Ag? what does that extra plus mean?
*March 20, 2011*

**Chemistry**

In the reaction 2H2S + 3O2 -> 2SO2 +2H2O, the oxidizing agent is 1.oxygen 2.water 3.sulfur dioxide 4.hydrogen sulfide oxygen?
*March 20, 2011*

**Chemistry**

all redox reactions involve 1.the gain of electrons only 2.the loss of electrons only 3.both the gain and the loss of electrons 4.neither the gain nor the loss of electrons 3, right?
*March 20, 2011*

**Chemistry**

human blood contains dissolved carbonc acid in equilibrium with carbon dioxide and water according to the reaction: h2CO3(aq)<-->CO2(aq)+H2O(l) explain why decreasing the concentration of Co2 will ultimately decrease the concentration of H2CO3.
*March 17, 2011*

**Math **

The Table shows some common scales used in a model railroading.For each scale,find the length of a model of an 82-foot long boxcar.Give the length of each model in inches. Scale Name/Scale N 1:160, S 1:64, O 1:48
*March 16, 2011*

**Math**

The scale 1 in 120ft was created a 169.3 tall model of Alaska's Mount McKinely.Estimate the height of Mount McKinley from the height of the model.
*March 16, 2011*

**MATH HELPP!!**

FRANCIS PACKED A BAG FOR HER VACATION.SHE TOOK 4 T SHIRTS,2 SWEATERS, 3 PAIRS OF JEANS, HOW MANY COMBINATIONS OF 3 COULD SHE MAKE USING EACH ITEM ONCE.MAKE A TREE DIAGRAM ---->>> THNX!!
*March 10, 2011*

**mathh hellp me please**

write a algebraic expression representing 3 more than the quotient of 4 and a number,n
*March 6, 2011*

**mathh**

write an algebraic expression representing three less than half a number
*March 6, 2011*

**mathh**

write an algebraic expression representing three less than half a number
*March 6, 2011*

**mathh helpp**

kathy will babysit !@#$%^& ctas. she charges $75 for the week for supplies and $8 for each hour,h,she works. write an expression for the total amount kathy charges. -->> THNX!!!
*March 6, 2011*

**math**

al has 3 less than 4 times as many candy bars as neil,n. write an expression representing how many candy bars al has compared to neil --->>>> THNX!:))
*March 6, 2011*

**beginning/intermediate college algebra**

true or false:the graph of the equation 3x-5y=10 goes through (0,-2)
*March 4, 2011*

**Math**

Use the sum or difference identities to find the exact value of each trigonometric function. sec pi/12 Thanks :)
*February 17, 2011*

**math**

32 38 44
*February 15, 2011*

**Shirley English**

What classifcation is this sentence My geandmother from Mempis is the best cook in the world
*February 9, 2011*

**math**

the capacity of a measuring pitcher is 96 fluid ounces.how many quarts can the pitcher hold?
*February 8, 2011*

**math**

if m<8=82degrees, then m<7=
*February 8, 2011*

**9th grade biology**

How can you tell, using a microscope, that an onion cell has depth?
*February 8, 2011*

**4th grade math**

no, 8 slices of apple and 24 orange slices 32 is the amount of slices you have in total
*February 7, 2011*

**maths**

If a farmer has 60 cows on his farm and 53 sheep then how many goats does he have?
*February 6, 2011*

**english**

Where does this semicolon go... All states have flags some are quite beautiful.
*January 24, 2011*

**3 G Math**

How do I answer this......Barry says 9x8x(any other number) will always be greater than the product of 2x9x4. Do you agree? Explain?
*January 13, 2011*

**3rd grade math**

How do I answer this......Barry says 9x8x(any other number) will always be greater than the product of 2x9x4. Do you agree? Explain?
*January 13, 2011*

**third grade math**

How do I answer this......Write three ways to find 3x2x4.
*January 13, 2011*

**3rd grade math**

Barry says 9x8x(any oter number) will always be greater tan te product of 2x9x4. Do you agree? Explain?
*January 13, 2011*

**science**

A student stands at the edge of a diving board that is 3 m high. The student's weight is 350 N. What is the student's gravitational potential energy relative to the surface of the water?
*January 11, 2011*

**3rd grade math**

how do i answer this question....how can you use the multiplication facts for 3 to help you find the multiplication facts for 9?
*January 11, 2011*

**4th grade math**

gina wrote that4/5 is greater than 0.75 .Is gina correct?explain why or why not
*January 10, 2011*

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