Friday
November 28, 2014

Posts by Anonymous


Total # Posts: 74,670

proportion
write 9/12 = 4/8 in the lowest proporton
October 15, 2014

English
Thanks!
October 15, 2014

English
Yes, I have read the story, but I don't seem to understand M. Loisel's motives for advising his wife not to tell her friend about the lost necklace. Was it because they feared a bad reputation?
October 15, 2014

English
Has anyone read "The Necklace"? I want some help on a few questions.
October 15, 2014

Pre-Calc/Trig...
Am I right? Consider the function y=x^2+5x-2. What would happen to the graph if (x - 3) was substituted in place of the x? A. The graph would shift up 3 units. B. The graph would shift down 3 units. C. The graph would shift 3 units to the right. <--- D. The graph would ...
October 15, 2014

Argebra 2
can some one help me out I am not a baker or maybe I should. If I was cooking a pie for 10 people how many pounds of apples will I purchase.
October 15, 2014

Algebra Answer Check
Change 28 to -10
October 15, 2014

Algebra Answer Check
What polynomial could you subtract from 5x^3 - 12x - x^2 + 9 - 12x^5 - 6x^4 to give a difference of 19 + 8x^3 - 18x - 19x^5 - 2x^2 - 8x^4? Is the answer k (the polynomial) = 7x^5 + 2x^4 - 3x^3 + x^2 + 6x - 28?
October 15, 2014

Pre-Calc/Trig...
Thanks.
October 15, 2014

Pre-Calc/Trig...
Help me please. Which of the following accurately depicts the transformation of y=x^2 to the function shown below? y=5(x-2)^2+1 A. Shift 5 units right, stretch vertically by a factor of 2, then shift up 1 unit. B. Shift up 1 unit, stretch horizontally by a factor of 5, then ...
October 15, 2014

Calculus problem (PLEASE HELP!!)
The diameter of a human pupil in millimetres is given by D= (2 + 4x^-0.3) / (1 + x^-0.3) where x is the luminance measured in candelas per square metre. Using this function,what is the diameter of the pupil when there is no light? What happens to the diameter of the pupil as ...
October 15, 2014

Calculus (Need help)
Not sure how do do this. Please help? Find all values of a and b so that the function is continuous for all x E R. f(x)= −3a + 4(x^5)b x ≤ −1 { ax − 2b −1 < x < 1 3x^2 − bx + a x ≥ 1
October 15, 2014

Physics/science
A stuntman drives a motorcycle off a 350 m cliff going 70 mph. The angle of elevation of the cliff is 21 degree. He is hoping to make it across a 261 m wide river and land on a ledge 82 m high. Does he make it? HELP ME PLSSSSSSS!!!!!
October 15, 2014

Science
A stuntman drives a motorcycle off a 350 m cliff going 70 mph. The angle of elevation of the cliff is 21 degree. He is hoping to make it across a 261 m wide river and land on a ledge 82 m high. Does he make it?
October 15, 2014

Calculus I
lim x→ ∞ of e^(−x) sin√x A little lost. Help would be appreciated.
October 15, 2014

physics
A worker on scaffolding 75 ft above the ground needs to lift a 410 lb bucket of cement from the ground to a point 25 feet above the ground by pulling on a rope weighing 5 lb/ft. How much work is required
October 15, 2014

Math
Which number will have the same result, when rounded to the nearest ten or hundred? Is it 97, 118 and 5, 179 or 5,091?
October 15, 2014

Physics
The hydrogen atom contains 1 proton and 1 electron. The radius of the proton is approximately 1.0fm femtometers, and the radius of the hydrogen atom is approximately 53 pm (picometers). - Calculate the volume of the nucleus and the volume of the atom for hydrogen. - What ...
October 14, 2014

Sales
•Jim, Juan, Mary, and John are all managers for the same company •Jim always meets the sales goals •Juan exceeded the goal by 15% on Tuesday and 10% on Wednesday. •Mary’s goals for each day of the week are 5% lower than the goals for other managers. &#...
October 14, 2014

Language Arts
lol it is in the book u dont look lol
October 14, 2014

Language Arts
It's not in there. That's why I'm asking.
October 14, 2014

Language Arts
Which of the following should you do during your third read of the multi-draft reading process? a.identify the author's tone and viewpoint b.evaluate how the selection compares to another c. examine the type of organization used in the selection d. determine the author'...
October 14, 2014

L.A. HELP
Which of the following should you do during your third read of the multi-draft reading process? a.identify the author's tone and viewpoint b.evaluate how the selection compares to another c. examine the type of organization used in the selection d. determine the author'...
October 14, 2014

Language Arts
Based in the passage, why did the author write " The perfect house?" A. To show that women should be housewives and that Gabe was foolish. B. To show that Gabe was a strong woman and men were not equal to her. C. To show that women are more than house workers and ...
October 14, 2014

algerbra 1
Brett and his mom paid 36 to attend a dog show.an adult ticket was 3 times the cost of a child ticket. How much adult ticket?
October 14, 2014

Language Arts
Paragraph 4: Into this environment stepped a very determined woman. Frances Gabe hated housework. She said, "Housework is a thankless, unending job, a nerve-tangling bore. Who wants it? Nobody! With my jaw set hard, I was determined there had to be a better way!" ...
October 14, 2014

Language Arts
Thank you
October 14, 2014

Language Arts
Which line from the passage is an opinion? A. O'Keeffe was born in Sun Prarie, Wisconsin, in 1887 B. She had declared to one of her classmates, "I am going to be an artist" C. "When the spirit moves Georgia, she can do more than you can do in a week" D...
October 14, 2014

Language Arts
In which sentences does the boldfaced word contain the Latin root -lum-? A. The bear tucked into his cave for a long winter's (slumber). B. Hannah's face was (luminous) with the soft morning light. C. The (plumber) peered into the dark drainpipe. D. Harry felt (clumsy...
October 14, 2014

Math
900,000?
October 14, 2014

Math
If each of the 3,121 members in a community drank 267 glasses of water in a year, about how many glasses of water would be consumed by that community in a year? Estimate by rounding each term to the greatest place.
October 14, 2014

chemistry
Calcium metal is heated with oxygen gas to yield calcium oxide.
October 14, 2014

Math
Gary is 61 1/8 inches tall. his friends Gino and Gilbert are 56 1/2 inches tall and 63 1/8 inches tall, what is the average heigh of the three friends
October 14, 2014

Algebra
What polynomial could you subtract from 5x^3 - 12x - x^2 + 9 - 12x^5 - 6x^4 to give a difference of 19 + 8x^3 - 18x - 19x^5 - 2x^2 - 8x^4? Is the answer k (the polynomial) = 7x^5 + 2x^4 - 3x^3 + x^2 + 6x - 28?
October 14, 2014

Physics
What does it mean to have a 99.1% experimental uncertainty or percent deviation
October 14, 2014

physics
If each complete revolution of the pedals moves the bike 5.00m along its path, calculate the average force that must be exerted on the pedals tangent to their circular path. Neglect work done by friction and other losses. The pedals turn in a circle of diameter 38.4cm.
October 14, 2014

Physics
What do it mean to have a zero percent discrepancy?
October 14, 2014

science
When 90 kJ is removed from a 2-kg copper bar, its temperature drops from 200°C to 85°C. The specific heat of copper is
October 14, 2014

physics
a net force of 72 n is applied to a 48 kg box starting from rest for 8 s. what is the final velocity of the box?
October 14, 2014

physics
a 65 kg skateboarder is standing on a stationary .5 kg skateboard. the skateboarder steps off the skateboard with a horizontal veolicty of 1.5 m/s. what is the recoil velocity of the skateboard ignoring friction? I need help with set up.
October 14, 2014

Algebra Answer Check
(7x^3 + 2x - 1) + (8x^2 - 6 + 2x - x^3) Ans: 6x^3 + 8x^2 + 4x - 7
October 14, 2014

complex numbers
Reiny is correct for 2, I forgot to subtract 1 from 7 to get her answer. Sorry!! P.S. Go with Reiny, she is a tutor on this website, I was just trying to help though.
October 14, 2014

complex numbers
i know i mean how did you get it like how your answer so i can use it for my other questions.
October 14, 2014

complex numbers
thank you but can u show me how u got it?
October 14, 2014

complex numbers
1. I don't know 2. is -14 + 8i 3. is 2i+7-l I hope this helps! :)
October 14, 2014

complex numbers
1) 4b-5t(-a-3)i=7-8i 2) (7+4i) - (l+2i) 3) (3+2i) (-2+4i)
October 14, 2014

Pre-Calc/Trig...
Am i correct? A vertical shift is an example of a non-rigid transformation. True
October 14, 2014

HISTORY
Which of the following is not true about the Greek Bible? it contains 27 documents it’s a document from antiquity it is the only collection of documents produced by the early church it is the canonical Greek Bible of the churc
October 14, 2014

drama
The ability of writers to completely identify with their characters is A. hypocrisy. B. satire. C. negative capability. D. ambiguity.
October 14, 2014

physics
I really don't know how to explain it, so here is just the answers. "a. 0.47 m/s2 b. 480 N" I hope this helps! :)
October 14, 2014

SS
How do the conditions of Palliser's Triangle affect the people living there?
October 14, 2014

Pre-Calc/Trig...
am i correct? What is the axis of symmetry for the graph of y=2x^2-4x+2? x=? the line goes through 1? x=1
October 14, 2014

Proves
Two lines intersect to form angle 1 comma space angle 2 comma space angle 3 comma space a n d space angle 4. The measure of angle 3 is 3 times the measure of angle 1 and m angle 1 equal m angle 2. Find the measure of each angle. Label your answers.
October 14, 2014

Pre-Calc/Trig...
okay, thanks for the help! :)
October 14, 2014

Pre-Calc/Trig...
Am i correct? The graph of y=3x^2-4x+2 opens downwards. FALSE The graph of y=2x^2-4x+2 has a y-intercept of (0,1). FALSE
October 14, 2014

statistics
A population has a mean of 300 and a standard deviation of 50. Suppose a sample of size 125 is selected and is used to estimate . What is the probability that the sample mean will be within +/- 3 of the population mean (to 4 decimals)?
October 14, 2014

Physics
12
October 14, 2014

algreba2
-2(3y-6)+4(5y-8)=92
October 14, 2014

english
what is the meaning of the quote of marriane Williamson? Our Deepest fear
October 14, 2014

MATHS
Evaluate the following expression using BODMAS rule (90/3*3+5)/(-2*3+9)
October 14, 2014

physics
A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge 235 m below. The horizontal velocity of the plane is 250 km/h (69.4 m/s). Rescue plane releases the supplies a horizontal distance of 425 m in advance of the mountain climbers
October 14, 2014

PYSICS
Suppose a vector \(\vec V\) makes an angle \(\phi\) with respect to the \(y\) axis.
October 14, 2014

physics
a fire hose held near the ground shoots water at a speed of 6.4m/s, at what angle should
October 14, 2014

finance
If interest rates increase after a bond issue, what will happen to the bond’s price and yield-to-maturity
October 13, 2014

Math
In a polynomial like 5x^5 + 4x^2 + 2, is 2 counted as a term?
October 13, 2014

Ed. tech HELP!!!
That's what I said; the answer is not C.
October 13, 2014

Ed. tech HELP!!!
Actually no thank you the answer was A not C!
October 13, 2014

Ed. tech HELP!!!
Thank you
October 13, 2014

Ed. tech HELP!!!
Action buttons allow you to do things like restart a presentation, go to the last slide, link to another slide, etc.
October 13, 2014

Ed. tech HELP!!!
When viewing a presentation, words on slides may appear to fly in and out or dissolve. What makes text in a presentation do this? A. The addition of text animations B. The addition of slide transitions C. The addition of Action buttons D. The addition of clip art Is the answer...
October 13, 2014

Math
In a circuit, the voltage, V, is given by the formula V = IZ, where I is the current and Z is the impedance. Both the current and impedance are represented by complex numbers. Find the voltage if current is 3 + 2i and impedance is 4 - i.
October 13, 2014

English 1
Be is the verb.
October 13, 2014

English 1
Yes.
October 13, 2014

Math
According to the 2010 census data , the population of Texas was about 2.5*10^7 people. The land area of Texas is about 2.6*10^5 m^2. Divide the average number of people per square mile in 2010. A. 0.96*10^2 B. 9.6*10^1 C. 0.96*10^35 D. 9.6*10^12 Is the answer A?
October 13, 2014

math
Find two positive decimals a and b that make the following statement true. Then find two positive decimals a and b that make the statement false. If a < 1 and b < 1, then a ÷ b < 1.
October 13, 2014

Math
Which is irrational? A. 0.117117117... B. 0.8596873205... C. 0.812812812812... D. 0.605605605... Is the answer B?
October 13, 2014

Math
Thank you
October 13, 2014

Math
0.166666667 so the answer is B?
October 13, 2014

Math
Harold bought two loaves of raisin bread to share with his friends. If there are 12 people total, including Harold, how much bread does each person have? A. 0.06 B. 0.16 THE 6 keeps going on C. 0.25 D. 0.3 And the 3 keeps going on Is the answer C?
October 13, 2014

Math
Thank you sooo much
October 13, 2014

Math
I don't know how to do that if you could help me please.
October 13, 2014

Math
One nanometer is about 0.00000003937 of an inch. What is this number in scientific notation? A. 3.937*10^-8 B. 3.937*10^8 C. 39.37*10^-7 D. 39.37*10^7 Is the answer A? Thanks
October 13, 2014

sj hig
If thats one of your answer choices
October 13, 2014

sj hig
-73.3
October 13, 2014

Math
Thank you soooo much
October 13, 2014

Math
1/6 so the answe is C?
October 13, 2014

Math
If there is 1/2 if a pizza and Jonas wants only 1/3 of it, how much of the pizza will he eat? A. 1/5 B. 2/5 C. 1/6 D. 2/6 Is the answer B? Thanks
October 13, 2014

Pre-Calc/Trig...
@reiny sorry for not replying last night i was tired and didn't realize anyone responded. for #1 i think it's false? #2 i think is false as well the answer will be 2 not 1. am i right?
October 13, 2014

Pre-Calc/Trig...
Stuck on these two questions, help me please. The graph of y=3x^2-4x+2 opens downwards. True or False? The graph of y=2x^2-4x+2 has a y-intercept of (0,1). True or False?
October 13, 2014

Math
What is 0.32 written as a fraction in simplest form/ A. 32/100 B. 8/25 C. 100/32 D. 16/25 Is the answer B? Thanks
October 13, 2014

854 physics
47.47
October 13, 2014

Math
Divide. Write the answer in simplest form. 8 1/6 divided by 2 1/24. I got 4 5/6 is this right? If so what's the simplest form.
October 13, 2014

Calc: Related Rates
Jack and Jill are out walking around in a field. At noon, Jack is located 800 feet west of Jill. Jack walks east at the rate of 5 feet/sec. while Jill walks north at 4 feet/sec. How fast is the distance between them changing at 12:02 p.m.?
October 13, 2014

chemistry/toxicology/instrumental analysis
A standard curve was produced using absorbance values of prepared standards obtained by UV spectrophotometry. The standards were made using concentrated hydrochloric acid as opposed to the 1N HCl that the lab manual says should be used. Because of this my absorbance values are...
October 13, 2014

Ed. tech HELP!!!
Ok thank you I reread and I see your point
October 13, 2014

Ed. tech HELP!!!
Ok maybe A?
October 13, 2014

Ed. tech HELP!!!
Oh ok C?
October 13, 2014

Ed. tech HELP!!!
Adding transitions to slides in a presentation A. Offers effects when moving from one slide to the next. B. Adds animation to selected text and images. C. Adds a new slide to a presentation in Microsoft Powerpoint. D. Creates sound effects connected to an image. Is the answer ...
October 13, 2014

physic
A long jumper leaves the ground at an angle of 22.7◦ to the horizontal and at a speed of 9.47 m/s. How far does he jump? The acceleration due to gravity is 9.8 m/s2 . Answer in units of m
October 13, 2014

Math123
Question Part Points Submissions Used A stone is dropped into a lake, creating a circular ripple that travels outward at a speed of 40 cm/s. Find the rate at which the area within the circle is increasing after each of the following. (a) after 2 s cm2/s (b) after 5 s cm2/s (c...
October 13, 2014

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