Friday

October 9, 2015
Total # Posts: 577

**Math - Int Trig**

Given the functions: f(x)=2x+2 g(x)=3/x^2+2 h(x)=sqrt(x-2) Find the following 1) (f∘g)(-5) 2) (h∘g)(3) 3) (g∘h)(-2) 4) (g∘g)(-2) 5) (f∘h)(12) Find the following and state the domain: 6) h∘g 7) f∘g 8) g∘f 9) g∘g 10)g∘h
*April 3, 2014*

**Child Development**

Recognizing the decreasing volume in the sound of a car engine goes with the sight of a car moving away rather than moving toward you is an example of _______ perception. A) Direct B) Depth C) Intermodal D) Constructivist Is it C
*March 20, 2014*

**Child Development**

Which of the following is TRUE regarding myelination? A) myelination begins prenatally and continues for years after birth. B) Myelination helps nerve impulses travel faster. C) The myelin sheath insulates the nerve cell. D All of these. I think the answer is A but then i ...
*March 20, 2014*

**physics**

The magnitude of the magnetic field produced by a long straight current-carrying wire is: proportional to both the current in the wire and the distance from the wire proportional to the current in the wire and inversely proportional to the distance from the wire inversely ...
*March 17, 2014*

**Astronomy**

Light travels at a constant speed of 3.0 x 105km/s. The distance between the Sun and the Earth is about 1.5 x 108km. Use the distance = speed x time formula (d = v t) to calculate the time it takes light to travel from the Sun to the Earth. Show your work. Express your result ...
*March 15, 2014*

**Astronomy**

Light travels at a constant speed of 3.0 x 105km/s. The distance between the Sun and the Earth is about 1.5 x 108km. Use the distance = speed x time formula (d = v t) to calculate the time it takes light to travel from the Sun to the Earth. Show your work. Express your result ...
*March 15, 2014*

**math**

Suppose p(x) is a twice-differentiable function such that p(1) = 3, p'(1) = 0, and p”(1) = -2. Which of the following is true? there is a relative maximum at p(1) = 3 there is a relative minimum at p(1) = 3 there is a point of inflection at p(1) = 3 none of these are ...
*March 11, 2014*

**math**

Suppose the the limit as x approaches 6 to the left equals infinity. What conclusion can be made about the graph of y = f (x)? there is a horizontal asymptote at y = -6 there is a horizontal asymptote at y = 6 there is a vertical asymptote at x = -6 there is a vertical ...
*March 10, 2014*

**Science- HELP Please! **

provide three statements that demonstrate the importance of units when describing motion.
*March 7, 2014*

**Science**

provide three statements that demonstrate the importance of units when describing motion.
*March 7, 2014*

**Science**

is that the answer?
*March 7, 2014*

**Science **

provide three statements that demonstrate the importance of units when describing motion.
*March 7, 2014*

**Science**

no all wrong
*March 6, 2014*

**Grammar- 1 Sentence- Please respond ASAP!**

Is this the correct way to say it/ or write this sentence? Excellent condition, except for some worn on the soles on both boots.
*February 26, 2014*

**Computers**

What does the program 7-Zip do for the files on your computer? A. It provides security for your computer when you're not using it. B. It closes Windows when you're working in other programs. C. It helps you move quickly through a variety of Internet tasks. D. It ...
*February 17, 2014*

**MATH Fractions**

the answer for 2 is 48
*January 16, 2014*

**math **

how is a prime number different from a composite number
*January 7, 2014*

**Math**

2/8, 3/12
*January 7, 2014*

**math**

do it yourself
*January 2, 2014*

**Math**

Let f(x) be a linear function with f(1) = 2 and f(3) = 8. Find f(5) . Is the final answer 14 or 16
*December 26, 2013*

**Math**

And how do u solve it
*December 26, 2013*

**Math**

The x-axis, the y-axis, and the line through the point (1, 3) having slope -3 form a triangle, find the area. Is the answer 6
*December 26, 2013*

**Math**

Find a point on the y axis that is equidistant from (1, 1) and (5, 5). Would the answer be (-4,-4)
*December 26, 2013*

**science**

idk I really don't know
*December 19, 2013*

**Math**

Solve log base 2 of (3x-1) - log base 2 of x = -2
*December 17, 2013*

**math**

Triangle Area = 1/2 × b × h b = base h = vertical height So No, your answer is wrong
*December 10, 2013*

**math**

Yes, that is also correct
*December 10, 2013*

**math**

Yes, right answer.
*December 10, 2013*

**Math: Trig**

I figured it out and think both have to be positive so the answer is D. Let me know if I'm wrong
*December 10, 2013*

**Math: Trig**

Thanks. For #3, I did not realize he gave me multiple choice answers. A) (-13.25, 21.20) B) (-21.20, -13.25) C) (13.25, 21.20) D) (21.20, 13.25)
*December 10, 2013*

**Math: Trig**

Help with vectors, please. Thanks 1) Express point in rectangular form. Give EXACT answer, if possible? (2, 4π /11) 2) Given P = (2. -3) and Q = (-3, -4). find the component form of vector PQ 3) The vector v has a magnitude of 25 inches and a direction of 32° , ...
*December 10, 2013*

**Child Develpoment**

Thank you!
*December 9, 2013*

**Child Develpoment**

IS dramatic play a form of creative arts
*December 9, 2013*

**math**

What is the 43rd digit after the decimal point in the decimal representation of 1/13?
*December 7, 2013*

**Science ASAP**

B horizon
*December 6, 2013*

**Science help (just 4 questions)**

great
*December 4, 2013*

**Child Develpoment**

Yeah, i keep changing it But thank you
*November 19, 2013*

**Child Develpoment**

OR is this better? In my opinion I feel like her parents cared what there neighbors/community would say about them and didn’t realize the impact they had on my partner. .. i don't know.
*November 19, 2013*

**Child Develpoment**

I'm writing an essay/interview on my partner. Is the word neglected a right way to describe how you would think she felt. By the fact that she was dressed as a boy. I was the first girl after my brothers. My mom went crazy with the dresses that she had sewn herself. In the...
*November 19, 2013*

**Pre-Cal**

How do you find the number of solutions(not all the answers) for each of the following equations 1) 2sec^2 4x - 3sec4x =5 2) 2tan^2 12x +3tan12x -7 =0 3) 2sin^2 5x + 3sin5x +1 =0
*November 18, 2013*

**Pre-Cal**

If I have -30degrees in the 4th quarter of a graph, how do i figure out the positive equivalent of that angle?
*November 18, 2013*

**science**

Think about it how long does it take for a new moon (solar eclipse) to get to a full moon (lunar eclipse).
*November 13, 2013*

**algebra**

Thanks Ms.sue, this is really helpful! :)
*November 8, 2013*

**algebra**

If refreshments cost 45$ for 18 people, at the same rate, how much would refreshments cost for 26 people?
*November 8, 2013*

**Child Develpoment**

lol okay, thank you all!
*November 4, 2013*

**Child Develpoment**

do you think that its safe for kids who are between the ages 3-5 to throw darts?
*November 4, 2013*

**Child Develpoment**

I'm sorry i meant what are examples of a creative art experience that children can do? for example: finger painting
*November 4, 2013*

**Child Develpoment**

what are some examples of a creative art experience i can do on children at the age of 3.
*November 4, 2013*

**programming**

Your program should create an array to hold the grades and display them after the program computes the average, maximum, and minimum grades Create 3 functions. Each of these functions takes 2 parameters: the array and the array size. Note that the array size (the second ...
*October 26, 2013*

**Child Develpoment**

Yes, that is true! generation after generation they have been taught that. You've helped so much. Thank you. (: (going to ace this midterm!!!)
*October 21, 2013*

**Child Develpoment**

but they don't know the meaning behind the holiday. If you ask a child whats the first thing that come up when you say Christmas they automatically say presents. we as a society have shown them that they shall always receive presents for Christmas
*October 21, 2013*

**Child Develpoment**

But at the same time aren't you providing false accusations that santa clause is real. Holiday crafts frequently promote stereotypes AND provide false information to children
*October 21, 2013*

**Child Develpoment**

Why should teachers avoid holiday crafts in the early childhood setting?
*October 21, 2013*

**Child Develpoment **

What is meant by creativity?
*October 18, 2013*

**poetry**

thank you
*October 13, 2013*

**poetry**

"A Dream Deferred" What happens to a dream deferred? Does it dry up like a raisin in the sun? Or fester like a sore- and then run? Does it stink like rotten meat? Or crust and sugar over- like a syrupy sweet? Maybe it just sags like a heavy load. Or does it explode? ...
*October 13, 2013*

**Math - Trig**

Still don't get it, so yes need more help.
*October 10, 2013*

**Math - Trig**

The equation y = 20sin(0.5θ - 2) + 40 models the monthly temp for a certain city. Use the equation to predict the temperature in the city during December. Thanks
*October 10, 2013*

**Math**

Yes I know but the answers I get doesn't make sense! What should I do 1st? 700 ? 5/9
*September 22, 2013*

**Math**

Can someone help me with this question as in don't give me the answer but help me how to start it! I've been stuck on this question for the past 20 min trying different ways. Thanks In 2010, only 700 mountain gorillas remained in the world. Of these, about 5/9 of them ...
*September 22, 2013*

**Subtracting fractions**

Thank you so much!(: You've helped a lot!
*September 21, 2013*

**Subtracting fractions**

Thanks(: I get it now! Can you please check my answer for this problem? Iam 100% that it's right 6 1/12 - 5 10/24 = 6 1/2 x 2/2 = 6 2/24 - 5 10/24 = 5+1 = 5+1 2/24 1x24+2 = 26 = 5 26/24 - 5 10/24 = 16/24 divide by 4/4 = 4/6 divide by 2/2 = 2/3
*September 21, 2013*

**Subtracting fractions**

Oh so you just do this 1x15+5 Is it like changing a mixed fraction to an improper fraction when you are borrowing?
*September 21, 2013*

**Subtracting fractions**

You borrow from the whole #. Is it like 11+1 = 1 + 5/15 Idk.
*September 21, 2013*

**Subtracting fractions **

Can someone help me subtract factions I don't know how to borrow. 12 1/3 - 7 2/5 LCD=15 So, 1/3 • 5/5 & 7/5 • 3/3 = 5/15 - 21/15 And then I have no idea what to do
*September 21, 2013*

**Math/fractions**

Yaay, thank you! Can you check this one also! 2/3-1/16 For the LCD I got 96 So I multiplied 32/32 • 2/3 & 16/16 • 1/6 = 64/96 - 16/96 = 48/96 But I need to simplify that so Then I divided 48/96 by 16/16 =3/6 divided by 3/3 = 1/3
*September 20, 2013*

**Math/fractions**

I mean 0
*September 20, 2013*

**Math/fractions**

I need help with subtracting fractions I have no idea if I'm doing it right. Please help. 3/7-9/21 Fist you find a least common denominator, right? So it's 21 Do you then multiply 3/7 to 3/3 so it will be 9/21 So, 9/21 - 9/21 = 1
*September 20, 2013*

**Math**

Jamie has 12 comedies,15 action, 8 drama movies, and 9 romances films in her DVD collection. What is the fractional part of her collection consists of either comedies or romance films? 12+15+8+9=44 12+9=21 My answer 21/44
*September 20, 2013*

**7th Grade**

Science Wasn't my think until now, in science I'm learning about the human body, earth science, a little chemistry, and a new journey througth the future.
*September 16, 2013*

**Math **

Illustrate two real-life example of the fraction 0/6? I need help coming up with the second one. This is my 1st one "The amount of money of six business owners get if the business has a profit of $0."
*September 15, 2013*

**algebra **

2/Q = 8 --- Q+12
*September 9, 2013*

**Science**

How is an organelle like a tiny organ
*September 2, 2013*

**science **

A bicyclist is in a 50-km race. He says he had an average velocity of 35. What is missing in the cyclist’s velocity? A. units only B. units and distance C. direction only D. units and direction
*August 4, 2013*

**math**

Express the complex number 8(cos30 degrees + i sin30 degrees)sin in complex in the form a+bi
*July 22, 2013*

**math**

Sorry I'm posting so many. I'm on a schedule and panicking. Which is the distance between the point with the coordinates (1,2) and the line with the equation 2x-3y=-2?
*July 22, 2013*

**math**

Yes, thank you! You are a life saver!
*July 22, 2013*

**math**

Determine two pairs of polar coordinates for (3,-3) when 0°<θ<360°
*July 22, 2013*

**math**

Solve the equation for 0<x<2π √(2) sin(x)+√(2) cos(x)>0
*July 22, 2013*

**math**

The amount to which $5,000 would grow in ten years at 6% compounded semiannually.
*May 31, 2013*

**Chemistry**

What is the mole fraction and mass percent of NaCl when the molality is 1.71m?
*May 28, 2013*

**maths**

how many meters less than 1 over 2 km is 380 m?
*May 3, 2013*

**4th grade math**

Thx soo much I hate school
*April 16, 2013*

**Science**

Herbicides calls that divide too fast can kill plants. It would interfer with the growth of the weed or plant.
*April 15, 2013*

**social studies **

NEED HELP ON THIS QUESTION Globalization can be understood in terms of shifts in a series of domains. Discuss in relation to i) culture and ii) the state. What in your view, does the future hold in this regard?
*April 14, 2013*

**social studies **

NEED HELP ON THIS QUESTION Discuss the relation of democracy to globalization. What, in your view, does the future hold in this regard?
*April 14, 2013*

**stastics**

solving problem the chicago public school system has about 680 schools about 130 of the schools will be closed. if the five schools are chosen at random find the probability that at least three of them willl be closed
*April 3, 2013*

**math**

The function f(x)=2x+8/3x-7 is one to one. Find its inverse, and check your answer. f^-1(x)= I haven't one clue how to do this...help me pleaaaase someone!
*March 27, 2013*

**English**

Definitely A but just like there are thousands of sources to choose from so too is the date of information. So A & B
*March 26, 2013*

**MATH**

IF LOAN BALANCE IS 34,000.00 AND YOU PAY $597.21 MONTHLY AT 7.50 INTEREST HOW MUCH TIME WILL YOU CUT OFF TERM OF LOAN IF YOU ADD 100.00 TO MONTHLY PAYMENT
*March 26, 2013*

**3rd grade math**

1/3 2-fracture each third, what does it mean.
*March 11, 2013*

**language arts**

Which of the following sentences uses commas with appositives correctly? 1)Mr. Van Daan’s son, Peter, spent a lot of time with Anne. 2)Margot, Anne’s sister is the oldest. 3)Miep the one who helped them, stopped coming. 4)Mrs. Van Daan the selfish woman, always ...
*March 6, 2013*

**Chemistry**

Did you ever get an answer??
*March 4, 2013*

**algebra 1**

Alright. Thank you! :)
*February 24, 2013*

**algebra 1**

Is this just an odd question? I've been able to solve every problem except for this one.
*February 24, 2013*

**algebra 1**

If it helps, we are working with linear combinations (elimination) and substitution. We are supposed to use whatever method works best.
*February 24, 2013*

**algebra 1**

It starts in Indiana. It doesn't say if it is north, south, east, or west. Indiana is west of Ohio, though.
*February 24, 2013*

**algebra 1**

Your family decides to visit your grandparents that live in ohio. You drive at an average rate of 55 mph when driving in Indiana and 65 mph when driving in Ohio. The entire trip of 295 miles takes 5 hours. How long does it take to reach the Indiana-Ohio border?
*February 24, 2013*

**help asap!!**

Bernie put in a garden in her back yard. The garden has a perimeter of 213 feet. She wants to know the total surface area of the garden and all she knows is the perimeter and that the width is 20% or (1/5) of the length. (Remember 20% and the fraction 1/5 is the same decimal ...
*February 22, 2013*

**math help!!**

A boat travels down the river in 2.9 hours. The return trip up river takes 3.6 hours. A one way trip down or up river is a distance of 30 miles. If the boat is traveling at maximum speed, what is the boats speed measured in waters with no current? You need to use systems to ...
*February 22, 2013*