Tuesday
May 3, 2016

Posts by katie

Total # Posts: 1,913

Math
Thank You so much
November 4, 2015

Math
Which of the following options is an equivalent function to f(x) = 3(2)3^x? A.f(x)=3(8)^x B.f(x)= 24^x C.f(x)= 27(8)^x D.f(x)= 3(8x)
November 4, 2015

Social Studies
Who won the battle of the Atlanta Campaign
October 28, 2015

Social Studies
Interesting facts😑😑😑😑😑😊
October 28, 2015

Social Studies
Wat r 10 facts u didn't know about the Atlanta Campaign
October 28, 2015

English
Just took the test the answers are: 1)B 2)A 3)Flase Sorry if you got it wrong because she didn't say the answer. I personally did the whole lesson but still had trouble with the test.
October 28, 2015

Math
(3p-pq^3)2pq= I got: 6p^2q - 2p^2q4 Can it be simplified more?
October 26, 2015

Math please check
p= -3; q=2 2q(p+q)+3pq I got -22
October 26, 2015

Math please check my work
I see that now! Thank you!
October 26, 2015

Math please check my work
Where did I go wrong? I did this: 16(3--2) -8 + -8 16(5) + -16 80-16= 64 Thanks for your help.
October 26, 2015

Math please check my work
I forgot to put that x=4 and y=-2
October 26, 2015

Math please check my work
4x(3-y) - 2x + xy I got 64. Is that right?
October 26, 2015

math
A prize of $100, $200, $500, or $1000 will be randomly awarded to a game show contestant, with the probabilities of winning each prize shown in the table below. What is the expected value of the prize that will be awarded?
October 21, 2015

Math
True of false A broken scale can make changes in data appear less they than they actually are. If false, explain why. I know the answer is false because it is in my book, but I don't understand why.
October 14, 2015

Physical Science
I put that the kinetic energy increases, but am I missing something? Is that the whole answer?
October 13, 2015

Physical Science
What happens to the kinetic energy of a snowball as it rolls across the lawn and gains mass?
October 13, 2015

Science/math
Newtons second law of motion states that F =MA Force equals mass multiplied by acceleration. Mass is the constant. It does not change. What is the independent and dependent variable? I put force is independent and acceleration is dependent. Is that right?
October 11, 2015

Math-Sorry I had a mistake in the first problem.
Please check my work: Label the dependent and independent variable. 1. Time spent studying and Score on a test 2. If a scientist conducts an experiment to test the theory that a vitamin could extend a person's life expectancy. What are the dependent and independent ...
October 10, 2015

Msth
Please check my work: Label the dependent and independent vstiablr. 1. Time spent studying and Score on a test 2. If a scientist conducts an experiment to test the theory that a vitamin could extend a person's life expectancy. What are the dependent and independent ...
October 10, 2015

Math
Okay, thank you.
October 1, 2015

Math
How did you get that 1 cubic centimeter = 0.0610237 cubic inch ?
October 1, 2015

Math
Convert 630 cubic centimeters to cubic inches. I know that 1 inch = 2.54cm I tried 630/2.54 but I didn't get the answer in my book, which is 38.44. What am I doing wrong please?
October 1, 2015

Math
That's what I did and I got .45. I was just doubting myself because I thought I had to set it up differently. It seemed too easy. Thank you.
September 30, 2015

Math
A basketball player attempted 1789 free throws. He made 801 of of them. What is the probability that the player will make the next shot he attempts? Write the probability as a decimal rounded to the nearest hundredth.
September 30, 2015

Science
LMAOOO "DUH U BI TCH" LOOOL
September 28, 2015

Algebra 1
What are the two quantities that should be measured to find the rate at which water flows out of a shower head? Explain how the rate can be determined. Thanks!
September 28, 2015

Science PLEASE HELP
Okay, so yes a mixture can be made up of only elements. Why? Because mixtures can be made up of compounds and/or elements. Right?
September 27, 2015

Science PLEASE HELP
Could a mixture be made up of only elements and no compounds? Explain why or why not.
September 27, 2015

Science
Could a mixture be made up of only elements and no compounds? Explain why or why not.
September 27, 2015

algebra
If a=2 what is -a^2? -4 or 4? Why?
September 22, 2015

Algebra
ten-pin bowling ball has a volume of about 5274 cm3. A candlepin (8) bowling ball has a volume of about 48 in3. About how much greater is the volume of a ten-pin bowling ball than the volume of a candlepin bowling ball?
September 20, 2015

Chemistry
Lead has a density of 11 g/ml. Mercury has a density of 13.6 g/ml. How much more volume would 1 pound of lead occupy the one pound of mercury?
September 19, 2015

statistics
The cholesterol levels of adult American women has a mound-shaped and symmetric distribution with a mean of 188mg/dL and a standard deviation of 24 mg/dL. In what interval would you expect most American women’s cholesterol levels to be? Explain.
September 19, 2015

physics
Light from the Sun reaches Earth in 8.3 min. The speed of light is 3.00 x 10^8 m/s. How far is Earth from the Sun?
September 15, 2015

Chemistry
If 5ml of 10M HCl was added to 1 litre of 0.4M 3-(N-morpholino) propane sulfonic acid what would be the resulting pH?
September 5, 2015

Math
88
September 1, 2015

Math
Internal rate of return What is the internal rate of return for the following project. An initial outlay of $9500 resulting in a single cash inflow of $16,281 in 7 years. Internal rate of return for the project is ___%
June 15, 2015

Chemistry
What is the total internal energy change (∆E), in J, of a system that releases 202.90 J of heat and absorbs 315.7 J of work from the surroundings?
June 10, 2015

Civics ASAP PLZ =:)
I had this question on a test of mine. I hope this is correct! Thx
May 30, 2015

Geometry
Find the approximate surface-area-to-volume ratio of a bowling ball with a radius of 5 inches. A. 0.6 B. 0.67 C. 1.67 D. 25
May 29, 2015

math
Yay! Thank you so much. Very much helps! :D
May 14, 2015

MATH
Awesome thanks so much!
May 14, 2015

Math Help
With the given information below, write the standard form equation for the parabola. 1.) Vertex: (-1,2) Focus(-1,0) 2.) Vertex: (-2,1) Directrix x=1
May 6, 2015

Physics
A weather balloon is released at an altitude of 500m. The force of gravity on the balloon is 21.1n. The lift force provided by the atmosphere is 18.7n. Which of the following is true about the balloon? a. The balloon rises at constant velocity. b. the net force on the balloon...
May 6, 2015

Physics
Update: Planets are not uniform inside. Normally, they are densest at the center and have decreasing density outward toward the surface. Model a spherically symmetric planet, with the same radius as the earth, as having a density that decreases linearly with distance from the ...
April 30, 2015

Physics
A small block is attached to an ideal spring and is moving in SHM on a horizontal, frictionless surface. When the amplitude of the motion is 0.090m , it takes the block 2.68s to travel from x= 0.090m to x= -0.090m . If the amplitude is doubled, to 0.180m , how long does it ...
April 26, 2015

Language Arts
Lee IS right!!! 100% Ohhhh yeah!
April 23, 2015

Language Arts
Is Lee right or wrong?? -.- I need to know
April 23, 2015

Math
you have four $1 bills, two $5 bills, five $10 bills, and five $ 20 bills in your wallet. You select a bill at random. Without replacing the bill, you choose a second bill. What is P($1, then$ 10)?
April 22, 2015

Art
Yep Anon was right! Thanks sooooo much!! :D
April 22, 2015

Art
The answer was D XD And btw if you go to connections 1 was c and 2 was b Just saying ;)
April 18, 2015

Chemistry
Gaseous ethane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 16.2 g of ethane is mixed with 19. g of oxygen. Calculate the maximum mass of carbon dioxide that could be produced by the chemical reaction. Round your answer to ...
April 10, 2015

physics
The man fires an 75g arrow so that it is moving at 80 m/s when it hits and embeds in a 13kg block resting on ice. What is the velocity of the block and arrow just after the collision? How far will the block slide on the ice before stopping? A 7.2N friction force opposes its ...
April 4, 2015

Chemistry
Sulfuric acid dissolves aluminum metal according to the following reaction: 2Al(s)+3H2SO4(aq)→Al2(SO4)3(aq)+3H2(g) Suppose you wanted to dissolve an aluminum block with a mass of 14.5g . 1.) What minimum mass of H2SO4 would you need? 2.)What mass of H2 gas would be ...
March 29, 2015

Math
If someone could help me with this, I would appreciate it! Thanks! Directions: Determine if these two are inverses of one another. A= [ 1 1 1 3 5 4 0 -1 0] A^-1= [ 4 -1 -1 0 0 -1 -3 1 2]
March 27, 2015

Science
OH YEAHHH! GOT 100% TOOOO! THANKS SO MUCH!!
March 19, 2015

social studies
1.gobi desert 2. Taiwan 3. mountain ranges make much of the region too dry to farm 4. other ethnic groups need a higher birth rate to survive.
March 18, 2015

Physics
A small wooden block with mass 0.800kg is suspended from the lower end of a light cord that is 1.52m long. The block is initially at rest. A bullet with mass 0.0126kg is fired at the block with a horizontal velocity v0. The bullet strikes the block and becomes embedded in it. ...
March 12, 2015

physics
Consider a purely inductive ac circuit in which the maximum voltage across the inductor is Vmax=98.0V. If the maximum current is 7.40A at 40.0Hz, what is the inductance L? Answer in mH.
March 6, 2015

physics
A 39-turn circular coil of wire has a diameter of 1.2m. It is placed with its axis along the direction of the Earth's magnetic field of 58μT at 52° below the horizontal, and then in 0.16s it is flipped 180°. a) What is volts the magnitude of the average ...
February 28, 2015

math
I want to plot my vertex on a cartesian plane. My question is can i go by different values on the axis? Since my vertex is (1, -64) could i go by 8 on the y axis, and by 1 on the x axis???
February 25, 2015

Science
An object weighing 90 N has a volume of 45 mL and a mass of 9.0 g. What is its density? a. 0.10 g/mL b. 0.20 g/mL c. 5.0 g/mL d. 10 g/mL
February 24, 2015

Science
@ Ms. Sue can you check please
February 13, 2015

Science
1. Which layer of the sun's atmosphere are you looking at when you look at an image of a sun? A) Photosphere B) Chromosphere C) Corona D) Prominence 2. What materials could have been found in a giant cloud that formed the solar system? A- hydrogen and helium B- hydrogen ...
February 13, 2015

History
@ Ms.Sue could you check this please
February 8, 2015

History
Where is the erie canal located? A- New york B- New Jersey C-Maryland D- Maine Cities grew along railroads and canals because A- the government designed the cities B- workers could not live anywhere else C- settlers could obtain cheap land nearby D- there were not enough roads...
February 8, 2015

vectors
The minute hand of a wall clock measures 11 cm from its tip to the axis about which it rotates. The magnitude and angle of the displacement vector of the tip are to be determined for three time intervals. What are the (a) magnitude and (b) angle from a quarter after the hour ...
February 2, 2015

geometry
A child on top of a lighthouse observes two ships that are 90 ft apart from each other. The angles of the depression of the two ships are 34º and 20º. How far is the closest ship from the base of the lighthouse? I'm sorry, I would show my work, I just don't ...
February 2, 2015

Geometry
A child on top of a lighthouse observes two ships that are 90 ft apart from each other. The angles of the depression of the two ships are 34º and 20º. How far is the closest ship from the base of the lighthouse? I'm sorry, I would show my work, I just don't ...
February 2, 2015

algebra
The mean on a Advanced Algebra test was 78 with a standard deviation of 8. If the test scores are normal distributed, find the interval about the mean that contains 99.7% of the scores. Use the empirical rule.
January 28, 2015

math
Mr. Smith’s first period class had an average of 90% on the first test, and his 4th period class had an average of 82%. If there were 30 people in his first class, and 22 in his second, what is the average score of someone in his class?
January 28, 2015

Math
Invisible braces cost $500 more than metal braces. Metal braces cost $4,800. How muchdo invisibles braces cost?
January 21, 2015

language arts
She is not all the way bad I got the answer to 6 from here.
January 21, 2015

Physics
Determine the magnitude of the gravitational force Mars would exert on man if he was on the surface of Mars. The mass of the man is 69.0kg . The mass of the Mars is 6.42×1023kg and its radius is 3396 km.
January 12, 2015

language arts
The young woman Lavinia Lyte sat at last and murmured to herself then to Johnny: "I must talk to toy, Jonathan Lyte tremain" Which of the following best explains why Johnny is so surprised by Lavinia Lyte's statement in this passage? a. Lavinia seems irritable ...
January 6, 2015

language arts
Which of the following passages from Johnny tremain is most useful in helping you determine what type of ruler general gage is? Select all that apply A. Sam Adams was so happy his hands shook worse then ever B. He was not brilliant but he was no tyrant C. His majesties fleet ...
December 18, 2014

Science-Physics
A mover is pushing a crate across the floor. He exerts a force of 500 Newtons and pushes the crate a distance of 5 Meters. How much work did the mover do on the crate?
December 17, 2014

algebra
***I USED A DIFFERENT PROBLEM. FOLLOW THE STEPS!!! The vertex is either the minimum point of the graph of the maximum point of the graph if the equation is a quadratic equation. if it is the minimum point on the graph, than any other point on the graph will be above it. if it ...
December 17, 2014

chemistry
ok thank you so much
December 15, 2014

chemistry
is the answer 30?
December 15, 2014

chemistry
so i would solve for x
December 15, 2014

chemistry
gasoline sold in ontario must contain at least 5.00% v/v ethanol? How much gasoline contains 1.50 L of ethanol
December 15, 2014

language arts
Johnny Tremain How does Rab's reaction to Johnny's hand compare to that of other people's? A like others, Rab is horrified B While others react with disgust or pity, Rab ignores the injury until Johnny mentions his band hand C Rab expresses great pity for Johnny&#...
December 15, 2014

language arts
nope it wasn't c
December 15, 2014

biology
that doesnt give an exact diagram. most of those diagrams are of other plants
December 13, 2014

biology
yes. im really stuck as i need to submit it today(online) i already found the leaf structure about my flower. but the root and stem structure is what i am having real difficult finding
December 13, 2014

biology
no i cant... i really tried to find sites but none explain the stem or the root of this flower.
December 13, 2014

biology
Explain parts of the stem structure in the lilac flower or a flower similar to the lilac flower
December 13, 2014

chemistry
A piece of Cu wire is placed into 1.00L of a saturated solution of silver acetate, AgCH3COO. When all the Ag+ has reacted, 2.00g of Cu has been used. A) Write the net ionic equation for this reaction between Cu and Ag+. B) Calculate the Ksp of AgCH3COO. Thank you!
December 10, 2014

language arts
Sorry yes I do. So is it a?
December 10, 2014

language arts
which of the following sentences from Johnny Tremain provides evidence that ran is having a positive effect on Johnny? A he liked to make handsome entrance. Even if he had Goblin had dawdled a bit on country roads, they both liked arriving at the inns at a gallop B For the ...
December 10, 2014

language arts
Which point of view is are the sentences written? It was past dawn when he awoke, his feeling of contentment still in him. He was no longer his own problem but Merchant Lyte's. Tomorrow at this time what would he be calling him? Uncle Jonathan? Cousin Lyte? Perhaps grandpa...
December 10, 2014

Introductory to Physical Science
i had the same question and someone said a but i do not know why still
December 9, 2014

Science/Math
oh ok yes that makes sense thank you
December 9, 2014

Science/Math
explain why?? bobpursley
December 9, 2014

Science/Math
If a student submerges a stopper with a volume of 6.1mL into a cylinder of thick syrup, what will happen to the syrup?
December 9, 2014

Calculus
A particle moves along line segments from the origin to the points (3, 0, 0), (3, 3, 1), (0, 3, 1), and back to the origin under the influence of the force field F(x, y, z) = z2i + 5xyj + 4y2k. I have tried multiple times to solve this problem but the answer is still not right.
December 8, 2014

Science
Suppose that you heated a sample of a hydrated ionic compound in a test tube. What might you expect to see inside the test tube, near the top of the test tube? Explain please i really am stumped on this question...
December 1, 2014

Math
if f(x) = 2x^2+4 and g(x)=x-3 which number satisfies f(x)= (f o g)(x) A) 3/2 B) 3/4 C) 5 D) 4 I am positive that answer A is correct, i just cant get the work to prove it, i can disprove all other answers and my teacher has assured me i am on the right track, he wants work ...
November 30, 2014

physics
Your car is stuck in the mud. you have 2 pulleys, rope, and a sturdy tree. ignoring friction how much force can you apply to the car if you are able to pull on the rope with 150lbs of force?
November 28, 2014

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