Saturday

August 23, 2014

August 23, 2014

Total # Posts: 92

**Algebra**

A smart phone is on sale for 25% off its list price. The sale price is $149.25. What expression can be used to represent the list price of the phone.
*August 5, 2014*

**math**

can u place give pointers on how to draw the graphs of y=2^ and y=-2^ on the same set of axes (4 marks) this new to me
*May 16, 2014*

**history**

augustus ruled from__ to___. Where did he rule
*May 13, 2014*

**Algebra**

factor 4x cubed - 32
*November 5, 2013*

**Calculus**

How can I prove this series alternating series converges(this is the answer)? (-1)^2*(2/3)^n I tried it this way: an = (2/3)^n, then i just broke it down. 2^n/(3^n) and i took the ratio of it and got 2/3 which does not equal to one which would mean the series diverges.. but ...
*July 26, 2013*

**math**

tap a was turned on to till a rectangular tank of 50cm by 40cm by 28cm with water at a rate of 6 liters per minute. after 2 minutes, tap b was turned on to drain water from the tank at a rate of 2 liters per minutes. 6 minutes after tap b was turned on, both taps were tuned ...
*July 23, 2013*

**math**

tap a was turned on to fill a rectangular tank of 50cm by 40cm by 28cm with water at a rate of 6 liters per minute. after 2 minutes, tap b was turned on to drain water from the tank at a rate of 2 liters per minutes. 6 minutes after tap b was turned on, both taps were tuned ...
*July 22, 2013*

**Calculus**

The question is find the area of the reagion that is bounded by the curve y=arctan x, x=0, x=1, and the x-axis. So I've drawn the enclosed region. To find the area would I use the Disc/shell method? If so the formula that I came up with looks like this: If area = pi(r)^2 ...
*July 12, 2013*

**Calculus**

= 1/(3x+5)*d/dx (3x+5) =3/(3x+5)
*July 12, 2013*

**Calculus **

There is this improper integral problem I've been given. I've completed most of it but still don't understand what I'd get, I don't quite get what it means to go from 'e' to 'infity'. What would I get? -ln(x)+1/x from 'e' to '...
*July 12, 2013*

**physics**

a particle a of mass 2kg and particle b of mass 1kg are connected by alight elastic string c, and initially held at rest 0.9m apart on a smooth horizontal table with the string in tension. they are then simultaneously released . the string releases 12j of energy as it ...
*July 7, 2013*

**physics**

s = vt s=3×15 s=45m
*July 7, 2013*

**inorganic chemistry**

silt is an example of ........ Hydride
*May 20, 2013*

**Math**

Here is the work 10/3x + 4/3 = (7+x)/2x Multiply both sides by 6x: 2*10 + 8x = 3(7+x) 20 + 8x = 21+3x 8x-3x = 21-20 = 1 5x = 1 X = 1/5.
*April 22, 2013*

**Math**

It's C
*April 22, 2013*

**Arithmetic**

three numbers in an arithmetic sequence sum up to six. if you add 1 to the first number, 2 to the second number, and 5 to the third number, what are the orginal three numbers?
*February 19, 2013*

**English**

No its C. I go to Connections academy and just did that test!
*January 30, 2013*

**Math**

When M+N=8 and 2R+N=8, what is the value of R? A.16 B.4 C.-4 D.-8 E. It cannot be determined from the information given.
*January 4, 2013*

**math**

3 not on the beach
*December 18, 2012*

**math**

At a lake, 40 people are water skiing or on the beach. Nine of the 12 people on the beach decide to swim. How many people are not on the beach?
*December 18, 2012*

**Ratio**

Ratio in simplest form
*December 5, 2012*

**Chem 1 **

How can you prepare 2M of 200 ml HNO3 solution from 63% stock solution of HNO3 which has a density of 1.4 g/ml?
*December 5, 2012*

**Please**

The War of the Roses placed the __________ on the English throne. Lancasterists Tudors Sheffields Bosworths Normans
*October 1, 2012*

**History**

well he made plays on this topic so True?
*October 1, 2012*

**Math**

The temperature at the top of Mt. Washington one morning was -10 degrees Fahrenheit. With the conversion formula C=5/9(F-32). What was the temperature in degrees Celsius (to the nearest degree)?
*September 10, 2012*

**Math**

A=p+prt. Solve for p and t
*September 10, 2012*

**Math**

Solve for y and x. x(y+2)=z Please Explain for me
*September 10, 2012*

**equations**

decide whether each equation is true or false.For each true equation,write the number property shown by the equation.0+6=6
*September 4, 2012*

**Social Studies**

its A .
*June 1, 2012*

**Math ( Palette of Problem)s)**

At a lake 40 people are water skiing or on the beach. Nine of the 12 people on the beach decide to swim. How many people are not on the beach? Is it 3?
*May 21, 2012*

**Math ( Palette of Problem)s)**

At a lake 40 people are water skiing or on the beach. Nine of the 12 people on the beach decide to swim. How many people are not on the beach?
*May 21, 2012*

**Math ( Palette of Problem)s)**

answer:3
*May 21, 2012*

**science**

A relative density bottle has a mass of 40g when empty, 90g when filled with water and 80g when filled with oil. Calculate the relative density of the oil.
*April 27, 2012*

**mathematics**

A sales manbought some plates at$50.00 each.if he sold all of them for$600.00 and made a profit of 20% on the transaction,how many plates did he buy?
*April 26, 2012*

**mathematics**

A sales manbought some plates at$50.00 each.if he sold all of them for$600.00 and made a profit of 20% on the transaction,how many plates did he buy?
*April 26, 2012*

**mathematics**

A sales manbought some plates at$50.00 each.if he sold all of them for$600.00 and made a profit of 20% on the transaction,how many plates did he buy
*April 26, 2012*

**Life orientation**

HUMAN PROBLEM THAT AFFECT THE COMMUNITY
*April 24, 2012*

**6th grade credits**

my mom keeps sayin i need like 100 credits to pass 6th grade,is this true?
*April 12, 2012*

**accounting**

Contribution margin = sales revenue - variable cost... So (20000*10) 200000-(20000*4)80000= 120000
*March 26, 2012*

**physics**

so n = 240 and i is 0,61?? and would the radius be 0.018/2??
*March 22, 2012*

**Math**

The inside has to equal 360 since its a 4 sided figure you know 2 sides which are 90 and the third side is 52 so 360= 52 + 90 + 90 + x solve for x 360 - 90 - 90 - 52 = x x=128
*March 22, 2012*

**math**

multiply both sides by 5 to get rid of the denominator and you get w(5)/5 = 6( 5) the 5's cancel out on the left side and you get left with w= 30 ** always remember - whatever you do to the left side you must do to the right* ( in this case we multiplied left side by 5 so ...
*March 22, 2012*

**Physics Help!!!**

A pitcher throws a 0.111-kg baseball, and it approaches the bat at a speed of 37.4 m/s. The bat does 78.6 J of work on the ball in hitting it. Ignoring air resistance, determine the speed of the ball after the ball leaves the bat and is 30.8 m above the point of impact.
*February 26, 2012*

**math**

Ok thanks
*February 24, 2012*

**math**

Th'at didnt really help, heres the choices What is the surface area of a circle that has a diameter of 14 inches? A. 49.86 in 2 B. 153.86 in 2 C. 196.86 in 2 D. 616.86 in 2
*February 24, 2012*

**math**

What is the surface area of a circle that has a diameter of 14 inches?
*February 24, 2012*

**math**

What is the surface area of a circle that has a diameter of 14 inches?
*February 24, 2012*

**math**

Thanks
*February 24, 2012*

**math**

The surface area of any shape is expressed in:
*February 24, 2012*

**math**

10x+10y=40 dived by 10 x=4
*February 20, 2012*

**algebra**

A box of animal crackers measures 12 inches by 8 inches by 2 inches. What is the volume of the box
*February 7, 2012*

**Physics**

Over a time interval of 2.15 years, the velocity of a planet orbiting a distant star reverses direction, changing from +18.9 km/s to -17.3 km/s. Find (a) the total change in the planet's velocity (in m/s) and (b) its average acceleration (in m/s2) during this interval. ...
*January 22, 2012*

**trig**

Find the exact solutions of the equation in the interval [0,2pi). sin(x/2)+cos(x)=0
*December 5, 2011*

**Calculus**

Hello, could someone please help me with this problem? I'm a little stuck with it. Thanks, Isaac A rectangle is to be inscribed with its base on the x-axis and its other two vertices above the x-axis on the parabola y=9-x^2 (a) find the dimensions of the rectangle of ...
*November 28, 2011*

**Home Insurance**

These r question tho n i need them lol ppl kum here for answers not watever diss is ^^
*October 23, 2011*

**Science**

In what way is erosion NOT like weathering? A)It is a force that changes the earth's surface B)It is a destructive force C)It changes rocks in some way D)It breaks down rocks I think D??
*October 18, 2011*

**liquid**

Go to google and search it you will find the answer
*October 18, 2011*

**social studies**

If you go to google it says Johann Gutenberg invented the printing press
*October 18, 2011*

**2nd grade math**

2 Quarters equal 50 cents. 1 dime equals 10 cents 2 pennies equal 2... Add then all together 0.50 0.10 0.02 ____ 0. 62 Subtract 0.75 from 0.62 You get 13
*October 18, 2011*

**English**

twitch and rub its back, there are two predicates but question asks for one
*October 3, 2011*

**English**

What is the predicate in this sentence? The wiskers on my kitten twitch when I rub its back.
*October 3, 2011*

**Calculus**

A manufacturer constructs open boxes from sheets of cardboard that are 6 inches square by cutting small squares from the corners and folding up the sides. The Research and Development Department asks you to determine the size of the square that produces a box of greatest ...
*August 9, 2011*

**Calculus**

I just wasn't sure if the answer was simply a sketch, 6 - 2x each side with the cut-outs. Thanks!!
*August 9, 2011*

**Calculus**

A manufacturer constructs open boxes from sheets of cardboard that are 6 inches square by cutting small squares from the corners and folding up the sides. The Research and Development Department asks you to determine the size of the square that produces a box of greatest ...
*August 9, 2011*

**Physics **

A hang glider and its pilot have a total mass equal to 120 kg. While executing a 360 degree turn, the glider moves in a circle with an 8-m radius. The gliders mass is 10 m/s. a) what is the net force on the hang glider? b) What is the acceleration?
*June 21, 2011*

**Math**

A plane flies 150km due south and then 150km on a bearing of 45 degrees Celsius. With repeat to it initial position, find a. How far south the plane is b. how far east the plane is is c. It bearing d. How far way it is
*June 7, 2011*

**home ec**

what are both quick breads and yeast bread made from?
*May 16, 2011*

**Logic**

Using truth tree decomposition, determine the consistency of the set of propositions. Include line numbers and justifications, and recover the truth values if consistent. {A and B, ~B v C}
*May 16, 2011*

**Math**

Explain how you could estimate 22% of 78 to check if your answer is reasonable.
*April 20, 2011*

**math**

rectagle
*March 22, 2011*

**math**

same perimeter,diferent area 20 centimeters
*March 22, 2011*

**math**

There are 10 girls and 6 boys in a class. The teacher randomly draws one student's name and then draws another. What is the probability that the first name drawn will be a boy and the second will be a girl?
*March 16, 2011*

**science**

Please help what is the titration product of sodium hydrosulfite Na2S2O4 with sodium hypochlorite NaOCl?
*March 3, 2011*

**Physics 112**

(delta) V=EPE/q 400V = EPE/q 400V*q = Ekfinal (in J) 400V*3.2x10^(-19) (the charge of two protons in helium nucleus) = Ekfinal (in J) = 1.28x10^(-16) J Convert this to eV (divide by the charge on 1 electron), and you get 800
*January 18, 2011*

**chemistry**

calculate the mass that if converted to energy would be equivalent to the energy released when 1g of CH4 is burned
*December 21, 2010*

**economics**

what is taxation
*May 17, 2010*

**physics...**

Where did u get 5.84m
*April 15, 2010*

**Algebra 2**

Write this equation in standard form.. y=x2-6x+11 the x is squared
*February 2, 2010*

**Algabra**

Landscape designers often use coordinate geometry and algebra as they help their clients. In many regions, landscape design is a growing field. With the increasing popularity of do-it-yourself television shows, however, many homeowners are becoming amateur landscape artists. ...
*November 25, 2009*

**statistics**

Find the chance that if you toss a pair of dice, you get 6 for the sum.
*October 4, 2009*

**math**

$112 for 16 tickets, solve by determining the unit rate
*May 6, 2009*

**Linear Algebra**

V = Mnxn is a space vector formed by all the square matrices. Is W = {A in Mnxn : A^x = A} a subspace of V? Thanks
*May 1, 2009*

**math**

2a squared + 8a = -12
*April 7, 2009*

**11th grade**

what major problem in america did the progressives ignore?
*January 6, 2009*

**Physics**

A 3 m, 250 N/m spring is at the bottom of a 10 m, 20 degree frictionless slope with a 30 m drop off the top of the incline. If a 10 kg wight is placed at the end of the spring when it is compressed 2 m, how fast will the block be traveling just before it hits the ground?
*November 5, 2008*

**Math**

What is 25 Divided by (-5)
*September 16, 2008*

**space**

does our solar system move in the milky way galaxy?
*January 27, 2008*

**Quick general Q:**

I dont think so
*November 13, 2007*

**Math**

thank you
*November 13, 2007*

**Math**

What set of instructions would you give somebody to compare decimal numbers?
*November 13, 2007*

**Math**

How do you compare decimal numbers?
*November 13, 2007*

**science**

On a warm summer afternoon, why would cumulus clouds and thunderstorms form in one part of a town and not in another? Usually such clouds are not in towns. They are in the upper atmosphere. Please read: http://en.wikipedia.org/wiki/Cumulus_cloud THEN TRY FERRETING HERE: http...
*May 30, 2007*

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