# Posts by monica

Total # Posts: 642

PED 212
I would say( b)

PED 212
What is the purpose of a learned society? a).to create curriculum for local schools b). to gain knowledge on a variety of subjects c). to develop a core of content experts d). to dedicate scholarship and research to specific subjects

PED 212
Which of the following factors is NOT essential to being able to properly strike an object? (Points : 1) a).tracking an object with the eyes b) intercepting an object c).swinging with force d).eye-hand coordination

PED 212
What is the purpose of a learned society?

PED 212
During which stage of play where a child is no longer concerned about what other children are doing?

given that triangle ABC~ triangle XYZ, angle a=50, angle x=(2x+5y), angle z= (5x+y), and that angle b =(102-x), find angle z.

Physics
A 1500 kg car traveling at 100 km/h west collides with a 1200 kg car traveling east at 85 km/h. The heavier car slows to 25 km/h after the collision. How fast is the lighter car traveling after the two cars collide?

P.E
Thanks LizLiz so much I got an A!!!!!!!!!!!!

algebra
A refrigerated truck leaves a rest stop traveling at a steady rate of 56 mi/h. A car leaves the same rest stop 1/4 hours later following the truck at a steady rate of 64 mi/h. How long after the truck leaves the rest stop will the ca overtake the truck?

math
Julianne earned \$296 working at a grocery store last week. She earns \$8 per hour. How many hours does did julianne work?

Statistics
A card is selected at random from a standard deck of cards. Find the probability of randomly selecting a king given that an ace has already been selected.

Statistics
An ice cream store offers 10 toppings. If no topping is used more than once, in how many different ways can a four topping ice cream dessert be formed?

maths
156

Math
7time 3,289

heath
a manic episode is?

Math 222
Posted by Monica on Thursday, October 23, 2014 at 6:36pm. Please help me solve these two Rational Expressions? Sorry my addition sign does not work on my keyboard, so that is why I am using the word "plus". 1). g^2-6g-55 __________ g 2). k^3 plus k ___________ k^2 ...

Math 222
Please help me solve these two Rational Expressions? Sorry my addition sign does not work on my keyboard, so that is why I am using the word "plus". 1). g^2-6g-55 __________ g 2). k^3 plus k ___________ k^2 plus k-42

Math 222
222 - Steve, Wednesday, October 22, 2014 at 12:02am I assume you want to factor the expressions? a^4b + a^2b^3 = a^2b(a^2+b^2) z^2 + 18z + 45 = (z+3)(z+15) •Math 222 - Monica, Wednesday, October 22, 2014 at 12:10am Thank you Steve and can you please explain how you got ...

Math 222
Thank you Steve and can you please explain how you got both answers, so that I can get a better understanding. Thanks

Math 222
Please help me solve these two problems. My addition sign is not working on my keyboard. a^4b plus a^2b^3 18z plus 45plus z^2

Math 222
Please help me solve these two problems. My addition sign is not working on my keyboard. a^4b plus a^2b^3 18z plus 45plus z^2

Physics
a frictionless mass1(1kg) is accelerated by mass two(1kg). The two masses are conceted by inextensible,flexible string. calculate the acceleration of the system of the two masses.

Pre-Calculus
Find all rational zeros of the polynomial, and write the polynomial in factored form? P(x)= 2x^3-3x^2-2x+3

College Chemistry II
What is the pH of rainwater at 30C in which atmospheric Co2 has dissolved, producing a constant [H2Co3] of 1.40x10^-5 M? Take into account the auto ionization of water. Im very confused on how to even start this problem

College Chemistry II
What is the solubility of ZnCO3 at 25C in a buffer solution with a pH of 10.21? ZnCO3 <----> Zn++ + CO3 – - CO3-- + H2O ----> HCO3- + OH- pOH = 14 – 10.21 = 3.79 [OH-] = 1.62x10^-4 M = [CO3--] = [Zn++] Ksp = [Zn++][CO3-] = (1.62x10^-4)( 1.62x10^-4) = 2.63x10...

Math 221
Also this goes along with the first question that I asked about Compounded semiannually. P dollars is invested at annual interest rate r for 1 year. If the interest is compounded semiannually, then the polynomial represents the value of the investment after 1 year. Rewrite ...

Math 221
I am trying to figure out how to Evaluate the polynomial resulting from step 1 using: P = \$200 and r = 10%, and also with P = \$5670 and r = 3.5% am trying to figure out where I start

Math
(v-5)(v+3) Is this answer correct v+15

Math 221
(-4)^-3 is this -12

Math 221
It looks like the first one

Math 221
No the one I wrote is correct you divide by 3x^2 and there was no parentheses

Math 221
24x^5-15x^4/3x^2

Math
7b^3(5b^6+9b) I am trying to see if this answer is correct 35b^9+63b^4

Math
polynomials (4u^2-2u+7)+(-5u^2+u+3)

Math
Thank you :)

Math
I am doing polynomials, is that the same

Math
(-2x^4)^2 y

Math 221
Polynomials x4y5 x3y6

psychology
The success or failure of attempted persuasion can usually be understood by considering the characteristics of the

algebra 1
Evan is making a table that will be created in the shape of the figure below. The table top is a triangle attached to a rectangle. To purchase the right amount of paint, he needs to know the area of the table top. He can only spend \$10 on paint, which is enough to cover 150 ...

science
what did u get for the last ones?

science
Its not B its A. I just took this test and I'm looking At the answers. (1 pt) Sequence the same gene in both species to compare their similarity. Incorrect Answer (0 pts) Dissect specimens of both species to look for homologous structures. Unselected answer (0 pts) Search ...

math
The Crabby Apple restaurant lost \$2000 in the month of January. If their net worth at the end of the month is -\$200. What was the net worth at the beginning of the month?

math
The Crabby Apple restaurant lost \$2000 in the month of January. If their net worth at the end of the month is -\$200, explain how you would show a child how to find their net worth at the beginning of the month.

MATH
The daily low temperatures during one week were reordered as follows: 2 degrees F, -7 degrees F, 6 degrees F, -3 degrees F, -14 degrees F, -16 degrees F, and -10 degrees F. Explain how you would show a child how to find the average daily low temperature for week.

Statistics
A random sample of 47 students studied for an average of 7.1 hours last week. If the population standard deviation is 1.2 hours, what is the 90% confidence interval for the population mean?

Physics
Henry... where did you get the reference angle from? -72.21??

Physics
a) A bullet (m = 0.0250 kg) is fired with a speed of 91.00 m/s and hits a block (M = 2.80 kg) supported by two light strings as shown, stopping quickly. Find the height to which the block rises. b)Find the angle (in degrees) through which the block rises, if the strings are 0....

Physics
Two children are playing a game in which they try to hit a small box on the floor with a marble fired from a spring-loaded gun that is mounted on a table. The target box is 3.46 m horizontally from the edge of the table. Bobby compresses the spring 0.97 cm, but the center of ...

Physics
Use the following information to calculate the speed of a ball in a pinball machine at a specific location. The ball is launched by using a spring (k = 703 N/m) compressed by 9.0 cm. Consider the starting position of the ball to be its location when the spring is compressed. ...

Physics
True or false Consider a simple frictionless roller-coaster. It begins at x = 0, at a height of y = H. Then it drops into a dip, reaching a minimum at x = 100, with zero height (y = 0). Finally, it goes back up at x = 200, but only reaches a height of y = H/2. Assume the ...

life orientation
Medicine (orthopedic surgery) 1. Numerous opportunities for continued education and connections. 2. Hands on career, always innovating and improving in technological advancements. Writing 1. Have an impact on society through the exploitation of beliefs. 2. Freedom to create ...

Physics
A 3.3 kg pendulum bob hangs from a 2 meter string. It is pulled to the side, position A, so that the bob is 103 cm (h on the sketch) above the lowest position, position C. The bob is released and begins to swing. a) What is its potential energy after it has swung to position B...

Physics
A bead of mass m = 33.5 kg is released from point A which is located 5 m above the ground and slides on a frictionless track. Determine the bead's speed when it reaches point C which is located 2.0 m above the ground.

social studies
Snnsksb

algebra 1
how do you write this polynomial 5x3 + x5 − 8 + 4x in standard form?

Chemistry
Over the years, the thermite reaction has been used for welding railroad rails, in incendiary bombs, and to ignite solid-fuel rocket motors. The reaction is the following. Cr2O3(s) + 2 Al(s) → 2 Cr(l) + Al2O3(s) What masses of chromium(III) oxide and aluminum must be ...

Latin America/North America
The alternative for America agreement of the early 2000s is primary aimed to

psychology
How do the experiences of children who feel anxiety or depression compare to those of adults who feel anxiety or depression? Explain your answers.

math
there are 2 times more cats than the number of dogs at a shelter.

Doug owes75c for overdue library book and \$1.10 for another.How much does he owe the library?

Math
Show how to make one addend the next tens number. 26+27=?

Math
It is just an example.

Math
A proton has a size of 1.23x10^-11 and an electron has a size of 1.4x10^-8. How many times smaller is an electron than a proton? Show your work. If I divided 1.23x10^-11 and 1.4x10^-8, wouldn't 1.4x10^-8 be the numerator or the denominator? Please help!

Math
I thought the proton would have to be in the numerator and the electron would be in the denominator for you to divide?

Math
A proton has a size of 0.000000000123 and an electron has a size of 1.4x10^-8. How many times smaller is an electron than a proton? Show your work.

Math
Would I label it cm3 or..? I'm having trouble. :(

Math
For the number of bags I got 9. However I do not know how to label the number 125,664.

Math
Jim wants to plant pansies in his new planter. How much potting soil should Jim buy? Round to the nearest centimeter. Hint: The height is 100 cm and the diameter is 40 cm. My teacher said to use a specific formula. Out of that formula I got 125,664, but I do not know how to ...

Math
Huong covered a box with sticky-backed decorating paper. The paper costs \$.03 per square inch. How much money will Huong need to spend on paper if the length is 7 inches, width is 3 inches, and the height is 9 inches? I thought Huong needed to spend \$3.42 because I multiplied ...

Math
Huong covered a box with sticky-backed decorating paper. The paper costs \$.03 per square inch. How much money will Huong need to spend on paper if the height of the box is 9 inches, width is 3 inches, and the length is 7 inches? Please show full work. Thank you.

social studies (history)
In what ways did the movement of people and technology into and within the Great Plains effect the United States and its residents?

physics
Two soccer players start from rest, 32 m apart. They run directly toward each other, both players accelerating. The first player’s acceleration has a magnitude of 0.55 m/s2. The second player’s acceleration has a magnitude of 0.40 m/s2. (a) How much time passes ...

math
Suppose there are 100 rabbits on an island and that the rabbit population can triple every half-year. Write an equation you could use to find the number of rabbits, R, after t, years. Using your equation, determine the amount of rabbits on the island in year 10. For the ...

Physics
A cyclist maintains a constant velocity of 5.2 m/s headed away from point A. At some initial time, the cyclist is 251 m from point A. What will be his displacement from his starting position after 85 s? Answer in units of m What will be his position from point A after that time?

Social Studies (History)
What are some short-term causes (if any) of the transcontinental railroad?

Social Studies
Oops, sorry wrong one.. That was supposed to be on a different question.

Social Studies
My bad, I haven't read the website carefully enough to see how much materials and tools they need to construct the railroad. I apologize.

Social Studies (History)
1) What are the materials the workers used to construct the first transcontinental railroad? 2) What are the materials in the railroad? 3) What are the long-term and short-term causes of the transcontinental railroad (if there are any short-term causes)? I WILL APPRECIATE YOUR...

Social Studies (History)
The website you provided me was not very informational on the materials.

Social Studies (History)
Were the materials spikes and wood for both Union and Central Pacific railroads to construct the transcontinental railroad?

Social Studies (History)
What were the materials to construct the transcontinental railroad? I already knew the railroad was mostly constructed by hand by thousands of workers, but i need help to find out what kind of materials they used to build and construct the railroad. Also, what are the ...

ELA
how would you use the word generate in a sentence? i'm confused on how to put it in a sentence. I know that generate means cause (something, esp. an emotion or situation) to arise or come about.

ela
what does it mean to: How do those specific word choices and tone contribute to the meaning?

english (ELA)
what is another word for "spill"

Math
(( cube square root of 7)^1/2)^3

chemistry
Polycarbonate plastic has a density of 12 g/cm3. A photo frame is contructed feom two 3 I n sheets of polycarbonate. Each sheet measures 28 cm by 22 cm. What is the mass of the photo frame

algebra
x-6y+32=1 3x-3y+32=-1

math
a student earned a grade of 80% on a math test that had 20 problems. How many problems on this test did the student answer correctly?

calculus
two forces f1 and f2 acting on an object at a 90 degree angle will pull the object with a reluctant force, R, at an angle between f1 and f2. R= ã f1^2+f2^2 R=15 and f1=9 find f2

math
The length of a table is 4m longer than the width. The are is 77m^2. Find the dimensions of the table. l=w+4 w=l-4? I'm stuck?

math
Two cars leave at the same time from towns that are 460 miles apart and travel toward each other. They meet after 4 hours. Find the rate of each car if one car travels 13 miles per hour faster than the other.

math
Kuai, you are awesome!!! Thank you very much! I really appreciate it!

math
An 80% acid solution is to be mixed with a 30% solution to get 90 gallons of a 50% solution. How many gallons of each solution are needed?

math
Thank you, Kuai!!!

math
Wendy invested \$6500.00 into two bank accounts, one paying 4% simple interest and the other paying 6%. If her annual interest from the two accounts is \$344, how much did she invest at 6%?

math
(x^-3y/x^2)^-3

math
no solution 12 does not = 5

math
x=2 y=-3

math
Much appreciated!!!

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