Wednesday

July 23, 2014

July 23, 2014

Total # Posts: 212

**math**

Raymond has exactly 360 square inches of cardboard to make a box. He wants two of the dimensions to be 6 inches and the other one to be a whole number of inches. How many different size boxes can he make?

**Algebra 1**

What is the answer to 6t^+2-4t-3t+2? And please explain the steps of how to solve this. The directions say to factor each polynomial.

**Physics**

In Figure 4-44, a baseball is hit at a height h = 1.10 m and then caught at the same height. It travels alongside a wall, moving up past the top of the wall 1.1 s after it is hit and then down past the top of the wall 4.8 s later, at distance D = 47 m farther along the wall. (...

**social studies**

Why do you thnk the distance between europe and the u.s affected american attitudes toward the war?

**Chemistry**

using the balanced reaction equation for the combustion of propane, determine the number ofmoles of oxygen that would react with.50 mol propane and the number of moles of carbon dioxide that would be produced?

**physics**

the same force is applied to each object which distance will travel thegreatest distance... a.bicycle b.car c. truck d. bus

**Math**

5^1=5 5^2=25 5^3=125 using patterns determine the last 3 digits of 5^100

**Physics**

A long wire that carries a current is bent into a solenoid with upward current in the front looking. If the observer could "see" the magnetic field inside this arrangement of solenoid from the right side, how would it appear? a) The observer would "see" a n...

**science**

3. The membranous coverings that protect the b B. meninges. D. gyri. 4. A common result of hyperthyroidism is A. acromegaly. C. Graves’ disease. B. osteoporosis. D. myxedema. 5. A 63-year-old man has become progressively hard of hearing. He’s a retired airplane mecha...

**physics 111**

The 20-g centrifuge at NASA's Ames Research Center in Mountain View, California, is a cylindrical tube 58 ft long with a radius of 29 ft (see figure). If a rider sits in a chair at the end of one arm facing the center, how many revolutions per minute would be required to c...

**english**

with puppy dog eyes

**physics 111**

A ball of mass 0.120 kg is dropped from rest from a height of 1.25 m. It rebounds from the floor to reach a height of 0.600 m. What impulse was given to the ball by the floor? answer in kg·m/s

**physics 111**

A block of mass 2.50 kg is pushed 2.80 m along a frictionless horizontal table by a constant 10.0 N force directed 25.0° below the horizontal. 1) what's the work done by the applied force? in joules 2)whats the work done by the normal force exerted by the table? in jou...

**phy 111**

A daredevil on a motorcycle leaves the end of a ramp with a speed of 34.5 m/s as in the figure below. If his speed is 32.1 m/s when he reaches the peak of the path, what is the maximum height that he reaches? Ignore friction and air resistance.

**calculus reposted**

Given the graph of f(x) find the graph of 2 f( -3x - 2) - 4 Is this correct??? First, compress the graph horizontally by 3. Second, reflect the graph over the y-axis. Third, shift the graph 2 units to the right. Fourth, stretch the graph vertically by 2. Lastly, shift the grap...

**Physics 111**

thank you so much drwls

**Physics 111**

While running, a person dissipates about 0.60 J of mechanical energy per step per kilogram of body mass. If a 62 kg person develops a power of 67 W during a race, how fast is the person running? (Assume a running step is 1.5 m long.)

**calculus**

Given the graph of f(x) find the graph of 2 f( -3x - 2) - 4 Is this correct??? First, compress the graph horizontally by 3. Second, reflect the graph over the y-axis. Third, shift the graph 2 units to the right. Fourth, stretch the graph vertically by 2. Lastly, shift the grap...

**Calc. Repost- Please Help**

I'm confused. Why do you use f(x)= 1-x, g(x)=-x... I don't see that interval, but I see that interval 2 is the 2nd line for g(x). ???

**Calculus**

How do I solve for lim h->0 (((a+h)^2 + 1)/(3(a+h)+7) - ((a^2 + 1)/3a + 7)) and then all divided by h? The question was use the limit definition to find the derivative of f(x)= (x^2 + 1)/(3x + 7). I tried solving what I did above, but had no luck. I used wolfram alpha to ge...

**calculus**

find functions f(x) and g(x) so that f(g(x))= sqrt(tan(3x^2 - 7)) Would this work??? g(x)= 3x^2 -7 f(x)= sqrt(tan(x))

**geometry**

(6,4)and(6,-2) find the distance between these pairs of points

**math**

what is the pattern for the following numbers 8 17 35 71 7143

**Science**

How does a cell gets its nutrients?

**Calculus 1**

Find the equlibrium point for each pair demand and supply function. Demand:q = 8800-30x; supply:q = 7000+ 15x

**Algebra**

for the follwong equation, state the value of the discriminant and then describe the nature of the solutions: 5^2+9x+2=0

**Algebra**

Thanks...

**Algebra**

Multiply: (-3t)^2(2t^6)^3

**Algebra**

Solve by completing the square: x^2 + 7/2x =7 (7/2x is a fraction)

**algebra**

find all numbers for which the rational expression is undefined 8/x-4

**Math**

so with 4/8 and 7/8is 7/8 greater or less than 4/8 and why?

**Math**

How do you know which one is the greatest? and why please? 7/8 or 1/2

**Math**

here are some fractions : 3/9, 8/9, 7/9, 4/9, 2/9, 5/9, 6/9 If I were to put them in the order of the greatest, what order does that mean and how did you work that out?

**math**

log 625 3/4 = x

**math**

log 32 x = 6/10

**math**

the graph shows a circle with a radius 1 inscribed in the parabola y=x^2. Find the center of the circle.

**Math**

Francesca has 16/7 ft of string for her kite. Jason has 2 3/4 ft of string for his kite. Katie has more string than either Francesca or Jason. How much string could Katie Have?

**Chemistry**

What is the pH of a solution containing 0.10 M propanoic acid (HC3H5O2) and 0.10 M sodium propanoate after 0.02 mol of HCl is added to 1.0 L of the solution?

**Chemistry**

This could be a dumb question but how do you find Kb here in order to solve for x?

**Chemistry --really need help!**

I was also wondering about this question. So once you get those moles all you should have to do is find the concentration by dividing by 25 L? Then plug it into the equation for Kc? I keep getting 320, which isnt right. Kc= (2*.2*.05/25L)^2/(.2*.95/25L)(.2-3*.2*.05/25L)^3 That...

**algebra**

Thank you Ms. Sue x=116.03

**algebra**

Tod paid $81.22 for a pair of shoes during a 30% off sale. What was the original price of the shoes?

**algebra**

Two angles are complementary. The sum of the measure of the first angle and half the second angle is 68 degrees. Find the measures of the angles: What is the measure of the smaller angle? What is the measure of the other angle?

**algebra**

Ok, great thanks for the help both of you!

**algebra**

So I got x>2 for the first one and x>4 for the second one, now how does that fit into {xIx> ? } Shouldn't it be just one number?

**algebra**

4x+12>4 and 3x-25>-13 Solution {xIx> ? } I get so lost on these.

**Chemistry**

A chemist reacts 8.85 g of iron with an excess of hydrogen chloride to form hydrogen gas and iron choloride. How do you calcualte the theoretical yield and the percentage yield of hydrogen if .27g H2 are collected.

**algebra**

Ok I think I have it: F(t)=750-25t

**algebra**

Bob bought a fax machine for $750. The fax depreciates at the rate of $25 a month. Find a function "F" that can be determine the value of the fax machine t months after the purchase. Complete the model: F(t)=

**social studies**

a study of the case of the american revolution of 1776 the french revolution of 1789 and the russian revolutioj of 1917 best supports the generalization that revolution is most likely to occur when?

**algebra**

Thanks for the help!

**algebra**

solve for v v=-1/3t + 4 with t=6

**us history**

a study of the case of the american revolution of the 1776 the french revolution of 1789 and the russian revolution of the 1917 best supports the generalization the revolution is most lilely to occur when?

**MATH**

add 4 to both sides. 2x+4=y-4+4 2x+4=y is the final answer if you're solving for y

**Pre Algebra**

try drawing a graph. in the definition of a function, an x value can only have one y value. since the x value of four has two y values (5 and 9), it can't be a function. try going to wikipedia and searching for "function mathematics" if you're still having tr...

**Pre Algebra**

No. the points (4,5) and (4,9) have two different y-values for the given x-value (4). this fails the vertical line test.

**precalculus**

1.csc^2x-1/csc^2x=cos^2x 2.1/1-cosx+1/1+cosx=2csc^2x 3.sinxcosy+cosxsiny/cosxcosy-sinxsiny=tanx+tany/1-tanxtany

**physics**

a highway is to be built between two towns, one of which lies 35.0 km south and 72.0 km west of the other. what is the shortest length of highway that can be built between the two towns, and at what angle would this highway be with respect due to west? can some one solve this ...

**Social Studies**

What factors were responsible for the growing wealth and prosperity of England in the 17th century This is a question from Crossroads Socials 9 Please help.

**math**

In the “long run,” what is the expected profit, or loss, per game if you pay $2 to play a game and receive $10 if you throw a “doubles” on a single throw of a pair of dice?

**Math**

A raffle sold 400 tickets and awards a grand prize of $1,000. Was $4 a fair price to pay for a ticket?

**Math**

The mean height of 5 students is 58.8 in. If a new student is added the mean height becomes 60 in. What is the height of the new student?

**math**

Thank you!

**math**

Suppose that an experiment has five separate mutually exclusive outcomes: A, B, C, D, and E. If the sample space for the experiment is a uniform sample space, what is P (A, B or E)?

**social studies**

who was the conquistador who conquered the aztecs

**pre-algebra**

determine which numbers in each set are solutions to the corresponding equations. 3n=45; {15, 30, 45}

**math**

Is there an easy way to tell what graph I should use for questions like this? The following is a list of product manufacturing levels for the 50 states in 2004 ($ millions): 76, 5, 42, 55, 388, 34, 45, 17, 84, 131, 5, 17, 210, 184, 79, 56, 97, 124, 14, 36, 77, 220, 88, 44, 103...

**Math**

Help, I am stuck: Find (A �� B) �� C, given A = {s, e, t}, B = {m, e}, and C = {f, r, e, e}. A) { } B) {s, e, t, m, f, r} C) {e} D) {s, e, t, m, e, f, r, e, e}

**Math**

Cool! Thank's for the help!!!

**Math**

2/3

**Math**

Mr. Rivera opened a package of 150 drinking cups for his restaurant. During the day, 97 cups were used. What fraction of the package of cups was used? Express the result using a simple, convenient fraction that is close in value to the exact answer. A) 2/3 B) 3/5 C) 1/2 D) 3/4

**economics**

is this a service, greeting or merchandise approach You work as a sales associate in a camera store. you observe a woman looking at a digital camera. wouldn't that be service?

**s.s.**

what does responding to consumers mean?

**s.s.**

what are local businesses

**social studies**

what are examples of local businesses

**ms. sue!**

yes but i need it for employment and standard of living too.

**ms. sue!**

what impact does outsourcing have on a countrys economy and on business?

**gov**

those were for different things.. i need help with employment and standard of living now

**gov**

what does outsourcing on a countrys economy and on a business? how does it affect consumer prices, direct foreign investments, and business operations and profits

**government**

what impact foes outsourcing on a countrys economy and on a business? how does it affect consumer prices, direct foreign investments, and business operations and profits

**government**

what is the government currently doing to help our economy? what implications foes the proposed economic stimulas package have on people of this country. US

**science**

what is an atomic bomb made of?

**economics**

what are the three phases of the marketing process a) directing, controlling, and evaluating, b) planning, implementation, and controll c) segmenting a market, targeting a group, and promoting a product d) analyzing, peforming, and evaluting my guess is c. but not sure

**applied information technology**

What is a Pentium 3 computer? when were they first released? Try to find a typical specification for a Pentium 3 computer

**math**

Linda invests $15,000 in a retirement account that pays 9%interest compounded monthly. How much will she have in this account after 5 years?

**Math**

Pete is watching his ant farm one afternoon and observes that two ants walk away from each other at a 90 degree angle. After a few seconds, the first ant has traveled 3 inches and the second ant has traveled 4 inches. How far apart are the two ants at that point?

**algebra**

Find x correct to 4 decimal places so that (3.4)^(2x-1)=5

**Physics- 8th Grade**

What force is needed to accelerate a 10 kilogram shopping cart 3 m/s^2 (squared)?

**Math**

thanks.

**Math**

How do you solve for inequalities like this? 1< 4-x < 1.59

**math**

Find the value of the following fractional expression: 10/1 + 9/2 – 8/3 – 7/4 – 6/5 – 5/6 – 4/7 – 3/8 – 2/9 – 1/10 Provide your answer as a simplified fraction.

**Finance**

What is the relatiomship between the required risk premium on a portfolio and the price at which the portfolio will sell? Like as the required premium increases, will the price be higher or lower?

**Finance**

Consider a risky portfolio. The end-of-year cash flow derived from the portfolio will be either $70,000 or $200,000 with equal probabilities of 0.5. The alternative risk-free investment in T-bills pays 6 percent per year. a) If you require a risk premium of 12 percent, how muc...

**math**

the following numbers are put in a machine and put out, they are in a pattern. if you put in 4.5, what will you get out. input output -15 -7 -6 -4 0 -2 3 -1 6 0 12 2

**math**

dtermine the smallest positive integer that is divisible by each of the first ten numbers (1,2,3,4,5,6,7,8,9,10).

**math**

please, in need of help with this question

**Stats**

What are variance and covariance? What do they mean? What are their differences/relationship?

**english**

what is the 5 step writing process? thank you

**6th grade advanced math**

in paper pool, what is a basic table and what are two family tables?

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