Friday
August 22, 2014

Posts by Tabitha


Total # Posts: 42

Physics
You're an investigator for the National Transportation Safety Board, examining a subway accident in which a train going at 88km/h km/h collided with a slower train traveling in the same direction at 25km/h km/h . Your job is to determine the relative speed of the collision...
January 24, 2014

English
Please double check my answers to make sure that I am thinking about each question correctly. Thanks. Last night, Lucy and Neil met Morey in Gramercy Park. 9. The object of the verb is A. Lucy and Neil. B. night. C. Gramercy Park. D. Morey. I picked D, since the verb is met ...
October 23, 2013

Business Math
You have 8 periods at 12% which gives you a table factor of 2.47596 so you so 50 x 2.47596 = 124
June 27, 2013

Algebra
Answer to david has scores of 79, 96, 63, 54 on his algebra tests. Use an inequality to find the minimum score he can make on the final exam to pass the course with an average of 70 or higher, given that the final counts as 3 tests.
August 23, 2012

science
A 51-g piece of ice at 0 C is added to a sample of water at 7-C all of the ice melts and the temp of the water decreases to 0 .If you used the 8200 Khan you expand in energy in one day to heat 47000g of water at 27-C what would be the rise in temp? What would the new temp of ...
June 15, 2012

math
I need help with my science project and I am dealing with the heart
February 9, 2012

Math
Which of the following statement is the contrapositive of (1) ."If I don't have money, then I don't spend it". (2)"If I spend money,then I have it" (3)If I don't spend money, then I don't have it."
January 15, 2012

Algebra-please check
Thank you
December 12, 2011

Algebra-please check
Please check these: 1.When the fraction 2/3 is used as exponent, wht role does the denominator 3 play in evaluating expression? I think it indicates cube root of the base,correct? 2.sqrt of (2^4x/4^-2x) is equilvalent to 2^4x, correct? 3.Simplify (2xy^-2z^4/y^-3/z^3)^2 would ...
December 12, 2011

mRNA biology
use the universal triplet code to determine the sequence of amino acids that would be generated for mrna sequence 5'atggatgaaacgggctaggua3'
October 29, 2011

Pre-Calculus/Trigbobpursley please recheck
Whenn I get to (x-3)(x^2+9) and FOIL wouldn't it be x^3 +9x-3x^2 -27? I get (-3x^2) not (3x^3) when I multiply -3 times x^2 or am I missing something Thank you
September 5, 2011

Pre-Calculus/Trig Check please and help
Could someone please check the first one and help me with the second one. I'm stuck-Thank you 1.What are theroots of the following polynomial equation? (x+2i)(x-5)(x-2i)(x+8) = 0 I think the roots are -2i,5,2i,-8-you take out the roots as opposites of what are in the ...
September 5, 2011

Psychology
I have to write a paper on Psychological disorders from a specific perspective. I was going to choose Cognitive-behavioral and then systematic desensitization. I have to Develop an explanation for disorders from this perspective and describe the type of treatment that might be...
August 21, 2011

maths
a 10cm multiplied 10cm multiplied 10cm wooden block is painted red n all of it face. it is then cut into cubes, 10cm on each edge solve
June 18, 2011

Social studies
In 1789 the Constitution became the basis for the United States federal government, with war hero George Washington as the first president. The young nation continued to struggle with the scope of central government and with European influence, creating the first political ...
June 18, 2011

Algebra 1B
ax^2+bx+c=0 solution: 9, only solution
January 22, 2011

Trig
Find the exact value of sin75degrees+ sin15degrees.
January 20, 2011

Trig
Solve:cos^2x=1 for 0 < x is less than or equal to 2pi
January 20, 2011

Trig
Solve: cos2x(2cosx+1) for 0degrees is less than or equal to x is equal to or less than 360degrees
January 20, 2011

Trig
Verify:cos(360degrees-x)=cos x
January 20, 2011

Trig
Verify that 7pi/6 is a solution to 2sin2x–sinx=1.
January 20, 2011

Trig
Verify the identity: tanx/secx-1=secx+1/tanx
January 20, 2011

Math/Trig
Find the area of a sector of a circle with a radius of 3 m and a central angle of 125degrees.
January 14, 2011

Trigonometry
The diagram below shows a mass, a spring, and a near-frictionless surface. If you pull the mass back 10 cm and then release it, the mass starts to oscillate. The distance of the mass from the wall is modeled by the equation y = 3sin(4pi t + pi/2) + 7 cm, where t is the time in...
January 14, 2011

Trigonometry
A carnival Ferris wheel with a radius of 7 m makes one complete revolution every 16 seconds. The bottom of the wheel is 1.5 m above the ground. The ride starts at the bottom. Find the sinusoidal function that models this Ferris wheel in terms of time (t) in seconds.
January 14, 2011

Math/Trig
Given A=56degrees, C=61degrees, and b=10.5, solve triangle ABC. If no triangle exists, explain why. If two solutions exist, write both. Round your answer to the nearest tenth
January 13, 2011

Math
For problems 1 and 2, determine how many solutions there are for each triangle. You do not have to solve the triangle. 1. A = 29°, a = 13, c = 27 2. A = 100.1°, a = 20, b = 11 For problems 3-6, solve each triangle using the Law of Sines. If there is no solution, write...
January 13, 2011

math
in 1935 during the great depression why couldnt a person living in new york city be buried west of the mississippi river?
September 7, 2010

Algebra 2
Make a table with a process column to represent each pattern. Write an expression for the number of circles in the Nth figure. The first figure is 5 circles long and 2 circles wide, the second 5 circles long and 3 circles wide. How do I complete this problem? I just need some ...
August 24, 2010

math
how do you make four 8s into 640??
March 15, 2010

6th grade math
I did not get 5 for this.. I got 1.. It is due tomorrow, someone plz help me!
March 4, 2010

math
how do you compare -71/3 to -9
January 8, 2009

English
That helps. Thanks!
May 10, 2008

English
Edit.. I decided he's using pathos as one of the rhetorical devices. but what else?
May 10, 2008

English
What are specific rhetorical devices…? How did the speaker address arguments and counter arguments? Were the speaker’s arguments effective? Kane: with one purpose only: to point out and make public the dishonesty, the downright villainy, of Boss Jim W. Gettys' ...
May 10, 2008

world geography
Each exam is different there is not the same exam out there
April 14, 2008

science
Assume we have a cannon which has a mass of 572 stones. Stones is an English unit. Which fires a projective which has a mass of 40 pounds horizontally. The projective has a velocity of 9,000,000 football fields/fortnight. (A football field is 120 yards. A fortnight is 14 days...
February 14, 2008

math
if i had to divide the numerater and denominator then multiply 18 over 35 times 14 over 45 how would you do it ?
January 30, 2008

physics
when excerising using a spring you pull the spring 0.30m with a force of 365N. What distance will the spring stretch from its zero position if you applied a force of 400N?
October 14, 2007

Science
How do compare and contrast the carbon dioxide emissions from the following countries: USA China Russia Federation Japan India Canada France
September 19, 2007

Music
I am being homeschooled and am having a tough time with my music course. The teacher doesn't really want to help me maybe you can. I need to write a short fugue with 4 voices in the key of g minor and i need to include any necessary accidentals. Thank you for using the ...
March 21, 2007

ENGLISH HELP
What needs to be done to correct the following sentence? Queen Mary wanted her death to be remembered,therefore,she staged a pageant. A. Change the comma after remembered to a semicolon. B. Change the comma after remmbered to a semicolon and add a comma after Mary. You wrote: ...
October 17, 2006

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