Monday

July 27, 2015

July 27, 2015

Total # Posts: 93

**Trig/ algebra 2**

if f(x) = sin4x-cos2x, find f(pi/8)
*June 10, 2015*

**Physics**

A 5 ohm resistor a 15 ohm resistor and a unknown resistor, r, are connected as shown with a 15 volt source. The ammeter reads a current of 0.5 ampere. I got .1V by using ohm's law but I'm not sure if it's right
*May 31, 2015*

**English**

1) flaunt 2)gist 3)bizarre 4)viable 5)paradox 6)hamper 7)conducive 8)falter 9)frenzy 10)repertoire
*May 27, 2015*

**English**

"If you've got it, (1)_____ it" That's the (2)_____ of Georgia's philosophy. Georgia is my dorm roommate. a dance and theater major, she is a true extrovert- always showing off, always "on stage". It seems she is in constant motion, going from ...
*May 27, 2015*

**English**

1-2. Although Jenny chose the songs from her __ that she knew best, she wasn't complacent about being prepared. Afraid she would __ the night of the concert, she practiced the songs over and over. 3-4. The __ of the lecture was that although the United States encourages ...
*May 23, 2015*

**Analytic and Solid Geometry**

Find the point on the y-axis that is equidistant from (5 ,1) and (-3 -1). The answer is (0,4) but I dont know the process.
*April 17, 2015*

**english please help me! i'm afraid incorrect**

oh.. so, number 2 and 3 is.. 2. My Parents lived in same house 3. What have you done with My books? isn't right??
*March 7, 2015*

**english please help me! i'm afraid incorrect**

I don't know for number 6,7,9,10, and 12
*March 7, 2015*

**english please help me! i'm afraid incorrect**

2. my parents lived in same house 3. what have you done with my books? 4. the weather has been lately nice 5. I have never eaten hot Vietnamese food 6. Football is a game very boring 7. A car was towed away by the abandoned truck tow 8. I still have five more to take courses 9...
*March 7, 2015*

**english please help me! i'm afraid incorrect**

hehe okay, thanks before :)
*March 7, 2015*

**english please help me! i'm afraid incorrect**

Arrange the words into correct sentences! 1. kimono - have - you - worn - a - ever ? 2. house - in - twenty - parents - same - have - my - lived - over - the - for - years 3. with - you - have - done - books - my - what ? 4. has - the - lately - weather - nice - been 5. food...
*March 7, 2015*

**chemistry**

How do you calculate k?
*February 26, 2015*

**chemistry**

The rate of removal of Aspirin from the body is a first order reaction with a rate constant,k = 0.34/h How long does it takes for 87.5% of Aspirin to be removed from the body?
*February 26, 2015*

**Socials**

yes tell them how he felt and how you did and stuff like that hope it help
*February 20, 2015*

**Geometry : Circles **

Which of the following arcs is longer? NR NRS NST NP Also can you explain what an arc is? Thank You!
*February 19, 2015*

**Math/algebra**

6.11 7.75 I am not going to give you the last one, you don't just come here for answers. IF you have an idea of what it is..I can help you from there.
*February 18, 2015*

**HELP!**

Species A could be a predator of Species C
*January 22, 2015*

**HELP!**

A biologist made population count of four different species of animals in an ecosystem. What can you infer from these numbers possible predator-prey relationship[s between species? Species A : 155 Species B : 17 Species C : 2,467 Species D : 19
*January 22, 2015*

**Science Ecosystem Exam**

Asking for help is allowed though.
*January 22, 2015*

**math**

Your teacher asked the class to describe a real-work situation in which the y intercept is 100 and the slope is 5. Your pattern gave the following description. My younger brother originally had 100 small building blocks, but he has lost 5 of them every month since. What ...
*November 3, 2014*

**Chemistry**

I dont really understand these questions and their processes. And I am a bit iffy on redox reactions. For problem 3, can you show a step by step process how to do the problem? Problem 2, I do not fully understand how to do it at all. How would you know the resulted products? ...
*April 6, 2014*

**physics**

Does changing the angle of an incline that you are rolling a ball down change any of these paramaters? Final velocity of the ball, work, initial potential energy, and final kinetic energy?
*April 3, 2014*

**Physics**

A person is travelling 6 km (E) then 4 km (N) and finally 2 km (W). Calculate the average speed And velocity. Show your work
*March 4, 2014*

**PHYSICS**

This is the important eq. F/Ltotal = [uo.I1.I2/(2.pi.r)] r = sqrt(h^2+d1^2), d1=1.5 cm & h=10cm sin(a)=h/r 2*F*sin(a)= m*g = lambda*Ltotal*g in this last Eq replace all values, and be careful with the units... 2*uo*I1*I2/(2*pi*r)*h/r=lambda*g
*December 15, 2013*

**Physics**

really? is 0.001 the answer???
*December 12, 2013*

**algebra**

Factor 2a+13a-7
*August 27, 2013*

**LIVING ENVIRONMENT**

what does this polymer in the diagram most likely contain
*February 12, 2013*

**Math**

Write these in factored form? 12 +6x x+x+x+6 x^2 + 3x x^2 + 4x +3 Combine like terms? 3x + 4x 11 + 5 + 2x + 6x 3x -2 - x + 9 7x - 8 - 11x x^2 + 2 + 7x + 4 - x x + 5x + x^2 + 3 + 2x^2 I don't really understand it so if you could help me, thaanks c:
*April 10, 2012*

**Algebra**

If a nuclear power plant can buy 86% enriched fuel for $21000/lb and can buy cheaper less enriched uranium that is 80% pure and for $14000/lb still using as a mixer the 57% pure uranium at $5000/lb which fuel is going to be more cost effective for the plant?
*January 22, 2012*

**Chemistry**

What is the pH of a 0.125 M solution of a weak base if ∆H° = -28.0 kJ and ∆S° = -175 J/K for the following equilibrium reaction at 25°C: B (aq) + H2O (l) ↔ BH+ (aq) + OH- (aq)
*December 15, 2011*

**Chemistry **

Carbon tetrachloride (CCl4) and benzene (C6H6) form ideal solutions. Consider an equimolar solution of CCl4 and C6H6 at 25°C. The vapor above this solutionis collected and condensed. Using the following data, determine the composition in mole fraction of the condensed ...
*December 15, 2011*

**SCIENCE**

Whats a good name for my science fair project? Im going to put a brick,wood,and chicken bone in vinegar. Something creative
*November 23, 2011*

**Science**

No like something creative
*November 23, 2011*

**Science**

Whats a good name for my science fair project? Im going to put a brick,wood,and chicken bone in vinegar.
*November 23, 2011*

**Social Studies**

During the 1930s Camden,New Jersey, became the site of this first. It had a parking lot big enough for 400 cars. What was it?
*November 22, 2011*

**Social Studies**

What was the 1st automobile to be mass produced in the U.S.? It was the 1901 one
*November 22, 2011*

**SCIENCE**

Suppose an astronomer oberserves a huge solar flare. Predict its effect on Earth in the next day or so. I put it would break satellites and powercuts would happen. But would a huge solar flare kill all people on Earth? Im not sure
*November 21, 2011*

**SCIENCE**

I put It would just break satellites and powercuts would happen. But can a huge solar flare kill all the people on Earth? Im not sure
*November 21, 2011*

**SCIENCE**

Suppose an astronomer oberserves a huge solar flare. Predict its effect on Earth in the next day or so
*November 21, 2011*

**SCIENCE**

Suppose an astronomer oberserves a huge solar flare. Predict its effect on Earth in the next day or so
*November 21, 2011*

**Fitness**

Ithink its d is rite iamma go with it too
*November 20, 2011*

**Math**

Yeah thats why I am confused
*November 16, 2011*

**Math**

The attendance at the Harmony School carnival has shown a range of 200 people during the years from 2005 through 2008. Which graph could show the carnival attendance correctly? GRAPH A. 2008:360 2007:330 2006:200 2005:100 GRAPH B.2008:300 2007:350 2006:150 2005:100 GRAPH C. ...
*November 16, 2011*

**Chemistry**

Recently I solved for how many mL of 5% BaCl2.2H20 solution was required to precipitate sodium sulfate. Now the question asks what if the sodium sulfate was potassium sulfate instead. Would the volume required be higher or lowered than the sodium sulfate and why? I got that ...
*October 10, 2011*

**Chemistry**

Assuming the sample is pure sodium sulfate, how many mL of 5% BaCl2.2H20 solution would be required to precipitate the sulfate. Density of barium shloride solution of 1.00 g/mL.
*October 8, 2011*

**math **

In triangle ABC, angle A = 80 degrees. The bisector of angle B and angel C intersect at point P. Angle BPC = what?
*September 28, 2011*

**math **

If L (3x + 50 degrees)is parallel to M (2x - 20 degrees) find X.
*September 28, 2011*

**math **

The slope of any line perpendicular to AB where A(0,-3)and B(1,9) are two points on the line is m = what?
*September 26, 2011*

**Math**

A square with sides x + 2 and an equilateral triangle of sides with 2x have equal perimeters x = what?
*September 26, 2011*

**math **

What is the volume of a sphere with a 10 inch radius?
*September 25, 2011*

**Math**

A metal cylinder with a 4 inch radius and a 10 inch altitude is melted and recast into solid right circular cones each with a 1 inch radius and 2 inch altutudes. What is the number of cones formed?
*September 23, 2011*

**Math**

Enter in standard form of the line passing through point B(2,-5) m= *2/3
*September 23, 2011*

**Phi103**

if then q is what i would say
*August 15, 2011*

**physics**

A skier is accelerating down a 30.0 degrees hill at 1.80m/s^2. How long will it take her to reach the bottom of the hill, assuming she starts from rest and accelerates uniformly, if the elevation change is 375 m? Apparently the answer isn't 20.4 s... Can someone help me ...
*July 21, 2011*

**math **

Stanwood Builders has a development of new homes. There are five different floor plans, four exterior colors, and an option of either two-car or three-car garage. How many choices are possible for one home? A. 60 B. 40 C. 20
*March 27, 2011*

**physics**

if a clinician changes the transmit power from 100 m watts to 1 m watt by how much has the transmit power changed
*March 2, 2011*

**com155**

can someone please review my answers to the questions below and let me know if they seem correct? Review the four paragraphs below. There is one paragraph matching each of the following types: summary, analysis, synthesis, and evaluation. Once you have read each paragraph, ...
*January 25, 2011*

**com170**

i dont understand how to compare
*January 21, 2011*

**com170**

Individual Assignment: Practice with Pronouns, Adjectives, Adverbs, and Comparisons • Write several sentences describing a recent interaction with a friend or family member about personal finance or credit cards. This interaction may be imagined or real. • Use at ...
*January 21, 2011*

**com170**

ok i understand but are the pronouns and adjectives and adverbs right??
*January 21, 2011*

**com170**

3. Individual Assignment: Practice with Pronouns, Adjectives, Adverbs, and Comparisons • Write several sentences describing a recent interaction with a friend or family member about personal finance or credit cards. This interaction may be imagined or real. • Use at ...
*January 21, 2011*

**com170**

recently-adverb i double checked so it should be right
*January 18, 2011*

**com170**

recently-adjective
*January 18, 2011*

**com170**

i dont know thats why i need help i wrote it but i have trouble identifing all that
*January 18, 2011*

**com170**

• Write several sentences describing a recent interaction with a friend or family member about personal finance or credit cards. This interaction may be imagined or real. • Use at least five different pronouns, adverbs, and adjectives in your sentences. • ...
*January 18, 2011*

**comm**

envelope-adverb credit-adjective spent-adverb
*January 18, 2011*

**Calculus**

A missile is rising vertically from a point on the ground 75,000 feet from a tracking station. The missile is rising at a rate of 16500 feet per minute at the instant when it is 38,000 feet high.What is the rate of change, in radians per minute, of the missile's angle of ...
*December 16, 2010*

**geometry**

Paula built a play area for her dog in the shape of a regular pentagon. If the perimeter is 35 feet, what is the length of each side of the play area?
*October 19, 2010*

**math**

The lenght and the width of a rectangle are in the ratio 3:2. If the lenght is increased by 20 and the width is decreased by 5, the ratio of the lenght to the width becomes 2:1. Find the lenght and width of this rectangle.
*September 29, 2010*

**8th grade Math**

I'm actually in 7th grade, but I'm doing 8th grade pre-algebra, but anyway, here: I'm supposed to simplify these four problems and I don't really understand how: 28s (15 power) ____ 42s (12 power) 4m+(n[7th power]m) 63m(5 power)n(6 power) ______________________...
*September 9, 2010*

**2nd Grade Math**

The mode is the number that appears the most. If your numbers are 10, 26, 10, the number that appears the most is 10.
*September 8, 2010*

**1st grade**

Most likely a circle.
*August 25, 2010*

**physics**

A butterfly at eye level is 22 cm in front of an plane mirror. You are behind the butterfly, 46 cm from the mirror. What is the distance between your eye and the image of the butterfly in the mirror?
*April 6, 2010*

**6th Grade Math**

If a plane is going on a 500 mile trip, how many minutes will it take to get there for a speed of 400, 300, 200, and 100 mph? For 500 it wil obviously take 1 hour, but my brain is dead today and I can't figure out the other four.
*December 1, 2009*

**English**

Looks fine to me.
*December 1, 2009*

**Medical Information**

d.118
*November 25, 2009*

**science**

part of the plant where the plant`s reproductive organs can be found? (6 letters) is it flower or ovule? thanks
*October 18, 2009*

**science**

crossword puzzle about photosynthesis. this part of the plant is where the reproductive organs can be found (6 letters) flower? these parts of the flower were once the bud(6 letters) petals or sepals? which is right:) thankyou
*October 18, 2009*

**3rd grade Math**

Benchmark numbers are easier to add-usually ending in 0's or 5's. Ex: 28+31 can be turned into 30+30. 28 was rounded up to 30, and 31 was rounded down to 30. 4 and lower is rounded down; 5 and higher is rounded up. If the number is 3,4,5,6 or 7 it is rounded to five, ...
*October 12, 2009*

**Math **

If you have a problem like this: 2/3!+1 ------ 1/2!+4 What does the exclamation point mean? :O
*October 4, 2009*

**College Algebra**

How do I solve by factoring (x2/5) – 3 – 3x = – 3
*February 24, 2009*

**Thesis statement help**

Participants of the Pilgrimage of Grace were concerned primarily with obtaining back certain lost rights while those who opposed their movement wished to maintain order on their own terms.
*October 16, 2008*

**English2- revised**

on the autobiography of malcomx i have to write a summary over it
*May 13, 2008*

**Language Arts**

thank you
*May 2, 2008*

**Language Arts**

What is the adverb in this sentence? How are you?
*May 2, 2008*

**math**

evaluate the squared root of 13.2/0.33,do i work out the division first then find the square root??
*April 9, 2008*

**CRITICAL THINKING**

How can a person distinguish between the prejudicial and nonprejudicial use of rhetorical devices?
*April 3, 2008*

**calculus**

how to you use partial fractions to compute the integral of ax/((x^2)-bx)dx?
*March 16, 2008*

**calculus**

wait, are you doing the convergent problem or the partial fraction problem?
*March 16, 2008*

**calculus**

how do you determine the convergence of : definite integral from 1--> infinity of lnx/(x^3)? i set the problem as lim (R--->infinity) of the integral of lnx/(x^3) from 1--->R, but i can't compute the integral.
*March 16, 2008*

**Social Studies (Early Native American Tribes)**

Can u give me some good places to research the Wobenakiak tribe? I have an essay due tomorrow. thx!
*November 12, 2007*

**Government**

If a proposed ammendment violates the constituition, should the Supreme Court be able to block its ratification? explain. I say yes because the constitution should never be violated. i agree because the constitution is something that basically/kind of is the law
*March 26, 2007*

**English 2**

the auto biography of malcomx
*December 3, 2006*

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