Posts by Samantha

Total # Posts: 1,741

math check my answer please
Simplify 3?125a^1b^3 (By the way,in 3?, 3 is the index) 3?125a^1b^3 3?125 * 3?a^1 * 3?b^3 5 * 3?a^1 * 3?b^3 I'm stuck what to do next.

math help
Simplify ?48ab^2 I'm not sure how to do this. Please help me and explain how you got the answer. Thank you so much. After I understand, I want to try the rest questions I was assigned and if you can, please let me know if it's right or wrong.

Mat221
Factoring with two variables Factor each polynomial X^2-25x+150

Algebra
June has $1.95 in dimes and nickels. She has a total of 28 coins. How many dimes and how many nickels does she have?

Finance
10. The following balance sheet extract relates to the ABC Company. Bonds Payable $1,600,000 Common Stock $5,000,000 Preferred Shares $2,550,000 Additional Information: i. The bonds are 8%, annual coupon bonds, with 9 years to maturity and are currently selling for 95% of par...

College algerba
The? half-life of a certain radioactive element is about 1500 years. After 2800 ?years, what percentage P of a sample of this element? remains?

Physics
An object consists of 5 masses, each of mass m, connected by massless rods. The two short rods have length L and the two long rods have length 2L. What is the moment of inertia about an axis perpendicular to the diagram (out of the page) and through the mass labeled x (the ...

math
MS. SUE!!!!

math
Did you work it out or anything? I can not fail anything else.

math
The graph shows the heights, y (in centimeters), of a plant after a certain number of weeks, x. Shania drew the line of best fit on the graph. A graph titled Plant Height shows Number of Weeks on x axis and Height of Plant in cm on y axis. The scales on both x and y axes are ...

math
Round these nuembers to the nearest ten 51,85,67

American Government, Lesson 1 Unit 3
When the Framers created the legislative branch of government, why did they decide that this branch would have a bicameral structure?

Math
Victoria buys two pairs of sunglasses for $8 each about how much did she pay for both pairs of glasses round to the nearest ten solve the problem using the four step plan.

Algebra 2
A set of data with a mean of 64 and a standard deviation of 5.9 is normally distributed. What value is within +3 standard deviation of the mean?

Physics
What is the airspeed relative to the ground of an airplane with an airspeed of 120km/h when it is in a 90-km/h crosswind?

Psychology 101
which of the following is TRUE? (Points : 1) IQ does not change. IQ tests favor minority groups. IQ tests typically measure creativity. IQ predicts success in school.

Algebra
Goran borrowed 8000at a rate of 7%, compounded semiannually. Assuming he makes no payment, how much will he owe

Chemistry - Enthalpy
"Calculate the enthalpy of vaporization of water given that, when 5.00 grams of steam (gaseous H2O) at 100°C was introduced into a beaker containing 500 grams of water at 20.0°C, the temperature rose to 26.2°C." H2O (l) -> H2O (g) ΔH = ΔH_vap...

Math
Chris has a 10 foot long strip of red ribbon and a 15 foot long strip of blue ribbon. A] draw a diagram to show the relationship of the length of the red ribbon to the length of the blue ribbon. B] write a ratio to describe the relationship of the length of the red ribbon to ...

Calculus the derivative
The height in feet of a free falling object t seconds after release is s(t)=-16t^2+ v_0t+s_0, where s_0 is the height(in feet) at which the object is realsed, and v_0 is the initial velocity (in feet per second). Suppose the coin is dropped from a height of 1454 feet. D. At ...

Calculus the derivative
Can you please check my answers and help me fix the one I don't or or did wron . The height in feet of a free falling object t seconds after release is s(t)=-16t^2+ v_0t+s_0, where s_0 is the height(in feet) at which the object is realsed, and v_0 is the initial velocity (...

Socials Studies (Help please)
in what ways did politicians expect confederation to solve economic problems in the colonies?

Socials Studies
Explain why few Black people, Native people, or other minorities became involved in the Rebellions of 1837

Chemistry
3 Cl2 + 6 KOH go to KClO3 + 5 KCl + 3 H2O how many moles of KClO3 form when 2 grams of KOH react completely

2nd year Spanish
Thank you Trish

Math calculation
A stock bottle contains 2.5 L of solution. How many 2 oz bottle can be filled using the stock solution?

Math calculation
A stock bottle contains 2.5 L of solution. How many 2 oz bottle can be filled using the stock solution?

Math (please help)
yeah I changed my answer to d and got it right, thanks anyways :)

Math (please help)
Maria wants to cover the box shown below with paper.Which of the following could be the dimensions of the paper so that Maria has enough to cover the box, including the ends, with a little left over? Shape: Rectangular Prism Length:8 in Width: 2 in Height: 2 in A) 8 in x 4 in ...

math
What is 201.142857143 rounded to the nearest hundredth?

math
a wire is bent to form four semicircles all with diameters of 32 cm, how long is the wire? round to the nearest hundredth

Statistics
It is claimed that 70% of the cars on the Valley Highway are going faster than 65 miles per hour. A random sample of 12 cars was observed under normal driving conditions with no police car in sight. (A) What is the probability that all of them were going faster than 65 miles ...

Physics
A swimmer dives off a block into the water. The block is 31 inches above the surface of the water. Using projectile motion, what angle did they dive to reach point A on the surface of the water? I don't know what the variables stand for in this problem. Xf = Xi + Vixt + 1...

Physics help Rolling Motion!!
A spherically symmetric object with radius R= 0.51m and mass of M= 3.5kg rolls without slipping accross a horizontal surface with velocity of V = 4.4m/s. It then rolls up an incline with an angle of 30 degrees and comes to rest a distance d = 2.2m up the incline, before ...

Physics Volume question!!!
You are watering your lawn with a hose when you put your finger over the hose opening to increase the distance the water reaches. If you are pointing the hose at the same angle and the distance the water reaches increases by a factor of 4, what fraction of the hose opening did...

chemistry
Calculate the de Broglie wavelength (in pm) of a hydrogen atom traveling 450 m/s .

Life orientation
Can u plz help me am doing a school project plllzzz I beg u guyz answer the questions

Math
answer is 1/2 p(wednesday|friday)=p(Fridayand Wednesday)/p(Friday) 7/20/7/10=1/2

Math
Which function models the number of mold spores on the bread after x days?

AP Physics
An electric furnace runs nine hours a day to heat a house in January (31 days). The heating element has a resistance of 10.6 ohms and is hooked up to a 240 Volt potential. What does it cost to run the furnace in the month of January if the cost of electricity is $0.15 per KW*...

AP Physics
Point A is 2.0 meters away from a charge of -3.o(Mu) and 3.0 meters away from a charge of +1.5(Mu) as shown. A) Find the net Electric field at point A B) Find the total electric potential at point A.

AP Physics
Two identical, small balls are suspended by separate 0.25m threads that are attached to a common point on the ceiling. Each ball has a mass of 8.0 x 10^-4 kg. Initially the balls are uncharged and hang straight down. They are then given identical positive charges and, as a ...

Math
I need help

Math
List All Of The Integers There Are Between The Square Root Of 13

math
If Energy equals MC squared what does light equal?

AP Chemistry
A 190 mL sample of 0.293 M NaCH3CO2(aq) is diluted to 750 mL. What is the concentration of the acetic acid at equilibrium? Ka =1.8×10−5. Answer in units of mol/L.

civics
The united states supreme court case United States v. Nixon led to A. gaining executive privilege B. limits to executive privilege C. Nixon keeping the tapes private D. Nixon losing his re-election I think its A but need some help

math
As dry air moves upward, it expands and in so doing cools at a rate of about 10C for 100m rise, up to about 12 km. a) If the ground temperature is 220, write a formula for the temperature at height x km. b) What range of temperature can be expected if a plane takes off and ...

math
The business opened with a debt of $3400. After 4 years, it accumulated profit of $4900. Find the profit as a function of time t, knowing the profit function is linear. P(t)=

MATH
As dry air moves upward, it expands and in so doing cools at a rate of about 10C for 100m rise, up to about 12 km. a) If the ground temperature is 220, write a formula for the temperature at height x km. Answer: b) What range of temperature can be expected if a plane takes ...

science !!
D B

Algebra
Nevermind

Algebra
Did you mean (16/2)^2=64(x+8)^2?

Algebra
For what real values of c is x^2 + 16x + c the square of a binomial? If you find more than one, then list your values in increasing order, separated by commas.

History
I agree with Damon

History
You are correct.

History
Yea you are

History
@Ms.Sue

History
The Bourbon Democrats would have been likely to support which of the following? (Choose all that apply.) 1. lower taxes 2. less government spending 3. growth of industry 4. African American rights 1 and 4 ?

Math
Find the missing dimension. Height=15ft Area=285ft2

Algebra
PLEASE HELP!!! Write a function rule that represents each sentence.: 1. 7 less than three times m is n. 2. 14 more than the quotient of a number t and 10 is u.

Chemistry
Determine the vapor pressure (in atm) of water in an aqueous solution of 12% by mass ethylene group (antifreeze) if the vapor pressure of pure water at that temperature is 0.095 atmospheres.

Physics
A toboggan approaches a snowy hill moving at 11.1 m/s . The coefficients of static and kinetic friction between the snow and the toboggan are 0.410 and 0.280, respectively, and the hill slopes upward at 42.0 ∘ above the horizontal. A)Find the acceleration of the toboggan...

Science
1. If the net force on an object is O N, the forces are considered unbalanced. true false** 2. Most people in the United States use feet and miles to measure distance in their everyday lives. Why do scientists in the United States use meters to measure distance? Meters allow ...

Science
1. If the net force on an object is O N, the forces are considered unbalanced. true false** 2. Most people in the United States use feet and miles to measure distance in their everyday lives. Why do scientists in the United States use meters to measure distance? Meters allow ...

History
Hey i think that is the best answer also. Great job

Science Plzz correct me!!!
What would happen to an object if the force of gravity on Earth was decreased by half? (1 point) Its mass would decrease. Its weight would decrease.* Its density would decrease. Its volume would decrease. 2. Which of the following represents a heterogeneous mixture? (1 point) ...

Math
which of the following can represent the measure of the three angle in an acute triangle? A. 59, 61,62 B. 30, 25, 125 C. 56,72,52•• D. 90, 45, 45 Plz correct me!!

Science
1. What would happen to an object if the force of gravity on Earth was decreased by half? (1 point) Its mass would decrease. Its weight would decrease.* Its density would decrease. Its volume would decrease. 2. Which of the following represents a heterogeneous mixture? (1 ...

Math
How do you draw a number line to figure out if 3/8 and 3/4 is equivalent?

langauge arts
yea then why am I still typing

langauge arts
well I got a zero anyways crack heads

langauge arts
can someone help me

langauge arts
Yes sir I understand.

langauge arts
is the answer c

langauge arts
Mrs reed plz help

langauge arts
1.D 2.c im not sure

langauge arts
Which of the following forms of poetry expresses the thoughts and feelings of a single speaker, often in highly musical verse. Limerick my answer Free verse Haiku Lyric Which of the following pairs of poetry elements best help the reader to identify the poem's tone? Rhyme ...

language arts
kind of

language arts
Ok so I read my book and the first one is metophor

language arts
I did mrs.Reed.

language arts
If Aliteration is closly connected words And repetition is the use of more than one. The I pick aliteration.

language arts
1.2 3.Im kindy between A and b because A is constant sounds and b is the use of 1 or more elements.

language arts
Which of the following name figurative Language. Metaphor Rhythm Definition my answer Dialogue Which of the following lines of poetry contains a simile The smell of sweet happiness swirls from the bakery door The last bird-song of the day greets the night's first star ...

please help
English or science but I mostly think English.

Mathematics
A drug response curve describes the level of medication in the bloodstream after a drug is administered. A surge function S(t) = At^(p)e^(−kt) (where t > 0) is often used to model the response curve, reflecting an initial surge in the drug level and then a more ...

history
The answer is B.

Geometry
A student wants to determine the height of a tree. She knows that her six foot tall Teacher cast a 10 foot long shadow at the same time that the tree has a 45 foot long shadow. How tall is the tree?

History. Please Help!!
Is 3 b?

History. Please Help!!
I don't know the answers to either.

History. Please Help!!
3. The French and Indian War is often viewed by historians as being a factor in causing the American Revolution. Which of these best explains why this might be the case? a. The Indians believed the colonists would return seized lands to them. b. The British were able to defeat...

History
I know 2 is c. I didn't mean to put that one on here. But is 1 a? @ms.sue

History
1. After winning the French and Indian War, Great Britain passed the Proclamation of 1763 which made the colonists angry because a. It did not allow them to settle on land west of the Appalachian Mountains. b. It passed a tax on items such as newspapers, wills, and contracts. ...

History. Please Help!
Is 2 b?

History. Please Help!
b? @damon

History. Please Help!
1 - c 2 - a

History. Please Help!
1. “Had this chief turned a deaf ear to Mr. Oglethorpe, refused his friendship and denied his request, opposing him on the part of the Creeks, then this settlement on the banks of the Savannah would have ended amid smoke and blood.” – Charles C. Jones Who is ...

History
I'm sorry. I'm horrible at history. Science is my thing. Lol. But is it c?

History
Which of the following best describes the difference between the Spanish and the French and British reasons for exploration of North America? a. While the French were interested in spreading their culture to the New World, the Spanish and English were only interested in ...

History
So, d?

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