Thursday
November 27, 2014

Posts by Kiki


Total # Posts: 412

Physics
If a string is vibrating in four parts, there are points where it can be touched without disturbing its motion. Explain how many points exist
November 26, 2014

physics
Ok. And for part b i would would divide 353 by 1300
November 25, 2014

physics
I looked it up and cant find it
November 25, 2014

physics
I divided 350 by 343 It says 343 is the speed of sound but not for 35degrees?
November 25, 2014

physics
So for part a i get 1.02 seconds would that be correct
November 25, 2014

physics
Where did you get 1300 for part b
November 25, 2014

physics
You call out to your friend who is standing at a distance of 350 m. a) if the temperature of the air is 35 degrees Celsius, find the time when your friend will hear you after you have called her. b) Find the wavelength of your sound if your frequency is 1.3 khz
November 25, 2014

Physics
A guitar string has a mass of 30g and length of 2m. Find the tension if its density is 0.2kg/m^3
November 24, 2014

physics
An empty 160 kg elevator accelerates upward at 1.2 m/s 2 . The acceleration of gravity is 9.8 m/s 2 . What is the tension in the cable that lifts the elevator cab? Answer in units of N
November 9, 2014

chemistry
What type of reaction would CO2 + H2O --> H2CO3 be I think it would be synthesis reaction?
November 3, 2014

chemistry
But in the question it says Li is a solid and Fe(NO3)3 is aqueous
November 3, 2014

chemistry
Ok thank you. Yes i wasnt sure which way to do it. I was thinking of following the activity series
November 3, 2014

math
I need to show my work
October 22, 2014

math
find the quotient then check your answer 3/14.1
October 22, 2014

Physics
Spark timer acceleration lab How do you determine the acceleration from the slope of your best fit line?
October 17, 2014

Biology
which heart beat measurement is most indicative of your general health i think it is your resting heart beat, but im not sure why>
October 2, 2014

Biology
thank you!
October 2, 2014

Biology
What are some of the reasons why everyone does not have the same pulse rate at rest? i think it would be age, gender, weight, but im not sure why
October 2, 2014

Biology
i think it would be age, gender, and weight but i am not sure why?
October 2, 2014

Biology
What are some of the reasons why everyone does not have the same pulse rate at rest?
October 2, 2014

business
can you tell me he difference between franchise fee, startup capital and investment required. all of them had different amounts and i searched it up online. but i couldn't understand it because it kept repeating and repeating the same thing but it didn't get to the ...
September 13, 2014

business
what is a corporate unit? a franchise said that they have 80 franchise units in Canada and 12 corporate units. what are corporate units
September 13, 2014

business
can you tell me he difference between franchise fee, startup capital and investment required. all of them had different amounts and i searched it up online. but i couldn't understand it because it kept repeating and repeating the same thing but it didn't get to the ...
September 13, 2014

art
i have an assignment due next next week. its about why some artworks were made. the only one i don't know is, why was the art work empress Theodora and her attendants made? and what are some possible reasons that the artist is unknown.?
September 10, 2014

Algebra
X=1/2at^2 Solve for a Solve for t Can you please show me how to do this please Thank u
September 5, 2014

Physics
X=1/2at^2 Solve for a Solve for t Can you please show me how to do this Thank u
September 5, 2014

sanskrit
plse show me how to write kiki in sanskrit
August 29, 2014

English
Discuss the manner in which the theories expressed by John Winthrop are in some degree evident in American government and culture today. Can someone tell if my answer is right. In Prospero's America, Walter W. Woodward looks at the exchange of catalytic society to America ...
July 25, 2014

literature homework
Is my response answer right, doesn't it make sense ?
July 24, 2014

literature homework
Discuss the manner in which the theories expressed by Winthrop are in some degree evident in American government and culture today. Can Someone read my response and see if I answer it right Winthrop Theory uses the central necessities of disguises and, particularly, the ...
July 24, 2014

homework help
can you please read my response to : . Is Hester consistent in her rebelliousness? In this story The Scarlet Letter, Hester Prynne to rebel from within the walls of her enemies’ territory. The rebellion is mainly an inner transformation. As she makes her rounds on the ...
July 16, 2014

American Literature
I don't understand the story and the assignment
July 7, 2014

American Literature
1. Discuss, in “Sinners in the Hands of an Angry God,” Edwards’ description of God’s wrath and Edwards’ use of the metaphors of storm and thunder, flood and fire.
July 7, 2014

Chemistry
Which formula represents an organic acid? HCOOCH3 CH3CH2OH CH3COCH3 HCOOH Can you please help me
June 7, 2014

Chemistry
Which formula represents an organic acid? HCOOCH3 CH3CH2OH CH3COCH3 HCOOH
June 7, 2014

Math
Is it 0,-9,+3i,-3i
June 3, 2014

Math
X^4+9x^3+9x^2= -81x Is it 0,-9,-3, and 3
June 3, 2014

Math
Thank you
June 3, 2014

Math
Yes I have but how to you find them
June 3, 2014

Math
5x^4=5x Can you please help
June 3, 2014

Trig
What is the common ratio, r, for the sequence represented by the formula an = 3(2)^-n? 1/2 2 3 6 Is it 2?
May 24, 2014

Trig
Given sin θ = −1/2 and sec θ > 0, find the exact value of tan 2θ. Radical 3 Radical 3/2 Negative radical 3 Negative radical 3/2
May 3, 2014

Trig
Given sin x = 5/13 and 0 < x < pi/2 find the value of sin(π − x). 12/13 5/13 -12/13 -5/13
May 3, 2014

Trig
What is the sum of the arithmetic series where n=50 , t1=9 and t2=331
April 29, 2014

Trig
What is the sum of the arithmetic series where n=100 , t1=7 and t2=205
April 29, 2014

Trig
Find the 20th term of an arithmetic sequence with a=1 and d=1/2
April 29, 2014

Trig
Find the 6th term of the arithmetic sequence with a9=120 and a14=195
April 29, 2014

Trig
Write a quadratic equation whose roots are 5 + i radical 2 and 5 – i radical 2 ____ x^2 + _____ x+ ______=0
April 26, 2014

Trig
Thank you
April 26, 2014

Trig
If sec A =5/4 and A is an angle in Quadrant IV, find the value of cos A. A. -4/5 B.4/5 C.-5/4 Is it choice A
April 26, 2014

trig
thanks
April 10, 2014

trig
A and B are positive acute angles. if sin A=4/5 and cos B=8/17 find the value of tan (A-B) is the answer =43/100
April 10, 2014

Trig
If 0 ≤ x ≤ 2π, which equation is a line of symmetry for the graph of y = cos x? x = 0 x = 2π x = π y = 0
March 30, 2014

Trig
On the same set of axes, sketch and label the graphs of the equations y = cos 2x and y = –2 sin x in the interval 0 ≤ x ≤ 2π. How many values of x in the interval 0 ≤ x ≤ 2π satisfy the equation –2 sin x – cos 2x = 3? A.1 B.2 C....
March 30, 2014

Trig
In ΔABC, a = 19, c = 10, and m∠A = 111. Which statement can be used to find the value of C?
March 29, 2014

Trig
What is the total number of solutions for the equation 3 tan^2 A + tan A – 2 = 0 in the interval. 0 ≤ A ≤ π?
March 29, 2014

Trig
If the period of a cosine function is 1/3 what is the frequency of the function?
March 29, 2014

Trig
The number of values in the interval –π ≤ x ≤ π that satisfy the equation sin x = 2 cos x is 1 2 3 4 0
March 23, 2014

Math
Which equation is equivalent to 3 ln 2 – ln 4 + 5 ln x = ln 3 + 2 ln 5? ln 2x5 = ln 75 ln (5x + 2) = ln 75 ln 2x5 = ln 13 ln (5x + 4) = ln 96
February 16, 2014

Math
If f(x) = 2/x+3 and g(x) = 1/x then (g ° f)(x) is equal to
February 16, 2014

Math
Which equation is equivalent to 3 ln 2 – ln 4 + 5 ln x = ln 3 + 2 ln 5? ln 2x5 = ln 75 ln (5x + 2) = ln 75 ln 2x5 = ln 13 ln (5x + 4) = ln 96
February 16, 2014

Math
The endpoints of a diameter of a circle are (3, 4) and (7, –2). What is an equation of the circle?
February 16, 2014

Math
tan(4x − 4)° = cot(3x + 10)°
February 16, 2014

Math
The parents of twin boys started a college fund when the boys were 5 years old. They decided to invest $6,000 into an account that compounds quarterly at a rate of 8.6% annually. If the parents do not invest any additional money into this fund, how much will each of the boys ...
February 16, 2014

Math
A car was purchased for $36,730. The following equation can be used to predict the value of the car based on it age, where t stands for the time in years: A = 36730(.82)t. If the car was purchased in March 2002, what will its value be in September 2009? Round your answer to ...
February 16, 2014

Math
A car was purchased for $36,730. The following equation can be used to predict the value of the car based on it age, where t stands for the time in years: A = 36730(.82)t. If the car was purchased in March 2002, what will its value be in September 2009? Round your answer to ...
February 16, 2014

Math
The expression log 4 radical a^2/b is equivalent to Please help. Thank you
February 16, 2014

Algebra 2
Which circle has the largest circumference? x2 + y2 = 8 (x – 3)2 + y2 = 10 (x + 3)2 + (y + 2)2 = 4 x2 + (y – 2)2 = radical 81
February 13, 2014

Chemistry
Thanks
January 24, 2014

Chemistry
The half-life of 131I is 8.021 days. What fraction of a sample of 131I remains after 24.063 days? 1/2 1/4 1/8 1/16 Please help. Thank you
January 24, 2014

Trig
I got choice 3 is that correct
January 24, 2014

Trig
Use a graphical method to find a solution to the following system of equations in the interval –1 ≤ x ≤ 5: y = x2 – 4x + 2 y = x + 2 The solution set to this system of equations in the interval –1 ≤ x ≤ 5 is {} {(2, 0)} {(0, 2), (5, 7...
January 24, 2014

spanish
What color is chocolate
December 16, 2013

Global history
Which of the following provides evidence that imperialism left a lasting impact on many colonial territories? A. Many African and Asian nations are based on former colonial boundaries. B. Many former colonies are still ruled by European governments C. Local languages are often...
December 16, 2013

Global history
Which of the following summarizes an effect of imperialism? A. Colonial markets were closed to manufactured goods from the colonizing power. B. Land was distributed equally among the main social classes. C. Colonial economies became devoted to manufacturing goods for the ...
December 16, 2013

Global history
Thank you
December 16, 2013

Global history
Can you please explain why it is b and not d
December 16, 2013

Global history
The age of imperialism was marked by A. A decrease in the number of naval ships. B. The expansion of American political influence C. An increase interest in the plight of day laborers D. The reduction of military intervention in other countries I think the answer is b or d. ...
December 16, 2013

physics
You do not need to find the difference. The second to last step is the answer.
November 26, 2013

Science
metamorphosis
November 10, 2013

math
the the mode is the most repeated number,the student had confused the mode and mean
November 7, 2013

Chemistry
At STP 4 liters of O2 contains the same total number of molecules as 1L of NH3 2L of Cl2 8L of He 4L of CO2
November 2, 2013

Chemisty
At STP 4 liters of O2 contains the same total number of molecules as 1L of NH3 2L of Cl2 8L of He 4L of CO2
November 2, 2013

Chemistry
Thank you
October 27, 2013

Chemistry
Two quantities A and B are directly proportional to each other. The value of A becomes 1/3 as much. What will happen to the value of B
October 27, 2013

Trig
2x^2+2x>4
September 29, 2013

Trig
(x+1)(x-4) is greater than or equal to (x-2)^2
September 23, 2013

Math
Thanks
September 15, 2013

Math
I don't understand. Then what is the final answer
September 15, 2013

Math
When mn+m^2-30n^2 is divided by m-5n, what is the quotient. Thank you
September 15, 2013

Math
When is 15xy+9y^2+6x^2 divided by 2x+3y. Thank you
September 15, 2013

english
write a sentence on each of the following.[your school premises],[a day at the beach],[the city hustle] and [your saturdays].
September 10, 2013

language arts
Add silent parterns to the folliwing to create new words. bo_,cli_
September 7, 2013

Math
Thank you
September 7, 2013

Math
Is it (x-3)^2 + (y-1)^2 =16
September 7, 2013

Math
If the coordinates of the center of a circle are (-3,1) and the radius is 4, what is an equation of the circle
September 7, 2013

Math
What is the slope of a line perpendicular to the line whose equation is y=2x+7
September 7, 2013

Algebra
The expression 2x(y-1)-7xy+2x Please help thank you
September 7, 2013

Algebra
-5xy
September 7, 2013

Algebra
The expression 2x(y-1)-7xy+2x Please help thank you
September 7, 2013

Pages: 1 | 2 | 3 | 4 | 5 | Next>>

Search
Members