Sunday
October 26, 2014

Posts by Scott


Total # Posts: 559

physics
stone time (T) plus splash time (t) equals watch time minus reaction time T + t = 3.65 - .25 __ t = 3.4 - T d = .5 * g * T^2 __ g = 9.8 m/s^2 also, d = 340 * t __ d = 340(3.4 - T) 4.9 T^2 = 1156 - 340 T 4.9 T^2 + 340 T - 1156 = 0 use quadratic formula to find T, then plug in ...
September 12, 2012

Physics
average velocity is __ 40.0 m / 9.40 s average equals initial plus final, divided by two 40.0 / 9.40 = (i + 2.35) / 2 __ i = 6.16 acceleration equals final minus initial, divided by time a = (2.35 - 6.160 / 9.40
September 12, 2012

Physics
average velocity is __ 40.0 m / 9.40 s or __ 4.26
September 12, 2012

Physics
the height of a freely falling object is: H = .5g*t^2 + Vo*t + Ho Vo is the initial vertical velocity Ho is the initial height (height of building) the height is 0 when the brick hits the ground in 3.3 sec g is -9.8 m/s^2 H = .5gt^2 + [17 * sin(25º)]t + Ho 0 = -4.9(3.3^2...
September 12, 2012

College Physics
the potential energy at the top of the leap is equal to the (vertical) kinetic energy at the start m * g * h = .5 * m * [v * sin(45º)]^2 the m's cancel (2 * g * h) / [sin(45º)]^2 = v^2 g = 9.8 m/s^2 145 = v^2
September 12, 2012

physics
H = .5 g t^2 1.7x10^4 = .5 * 3.3 * t^2 1.03x10^4 = t^2 2) multiply the fall time (t) by the acceleration (3.3 m/s^2) to find the final velocity
September 12, 2012

writing equations
We did not find results for: Please help me do this problem: I need to write an expression for the cost of an ice cream cone and "t' number of toppings. The information is once scoop of ice cream for $3 and each topping is $1.
September 11, 2012

Math
A cone has a volume of 41 cubic meters. If cut the cone in half, what would be the volume of the cone?
May 17, 2012

algebra 2
factor 4a cubed+44a squared+120a
May 2, 2012

english
give me the passage its from or like write the paragraph its used in
May 1, 2012

english
what is the question?
May 1, 2012

algebra 2
find the product (2a+1) cubed
April 27, 2012

english
whats the question
April 26, 2012

english
i think the whole sentence is infinitive
April 26, 2012

english
:) By mistake I opened a package addressed to my sister. is the next one and would be infinitive phrase?
April 26, 2012

english
looking for unusual flowers
April 26, 2012

english
thank you and i have a few more to do the next one is:We walked along the mountain path looking for unusual flowers. so it would be nominative absolute?
April 26, 2012

english
yes, and i think if its the whole sentence then its just asking what is the structure of it
April 26, 2012

english
i think its about the whole thing or like the part that is,then what is the structure of it
April 26, 2012

english
What grammatical structure is the italicized portion of the sentence? My most valuable coin, one from Spain, is worth more than $100.00.
April 26, 2012

algebra 2
If a sum of money is deposited in a savings account that is paying x percent annual interest the this sum of money increases by a factor of(1+x) squared after 2 years. multiply this expression. evaluate the polnomial expression found in part A for an annual interest rate of 50...
April 25, 2012

algebra 2
Multiply (3a+1)cubed
April 25, 2012

Math
Is this the answer?? I know that the triangle formed is both right and isosceles because There will be a 90 degree angle and two 45 degree angles.
April 22, 2012

Math
How do I measure
April 22, 2012

Math
It's a right isosceles triangle
April 22, 2012

Math
Explain how you know that the triangle formed is BOTH right & isoceles?
April 22, 2012

math
Use a net to find the length and width of a single sheet of paper that could be used to wrap the entire gift box. l = 6 in w = 4 in h = 2 in
April 16, 2012

calculus
P2 has a mysterious inner product * for which {x+4, 3x-5} is an orthonormal basis. IS there enough information to tell what is the length of 1? If so, compute it. If not say why not.
April 13, 2012

Math
1. P5 is an innerproduct space with an inner product. We applied the Gram Schmidt process tot he basis {1,x,x^2,x^3,x^4} and obtained the following as the result {f1,f2,f3,f4,x^4+2}. a. What is the orthogonal complement of P3 in P5 with erspect to this inner product? b. What ...
April 13, 2012

calculus
P2 has a mysterious inner product * for which {x+4, 3x-5} is an orthonormal basis. IS there enough information to tell what is the length of 1? If so, compute it. If not say why not.
April 13, 2012

math
18 times 4 times 14
April 11, 2012

algebra
find volume of the figure. Type in exponential expression. 2 2x 4 3 4x 4x shape is a retangle
April 4, 2012

algebra
an investor invested a total of 1,600 in 2 mutual funds.One fund earned a 6% profit while the other earned a 2% profit. If the investors profit was $56, how much was invested in each mutual fund. amount invested in mutual fund that earned 6% was___ amount invested in fund that...
March 30, 2012

algebra
is the answer one solution
March 30, 2012

algebra
use elimination method to solve. A+6b=14 A+2b=2 does it have (a)one solution (b)Infin. many sol (c)no solution
March 30, 2012

algebra
not sure what you are saying
March 30, 2012

algebra
use method of substitution to solve the system of linear equations. 2x-y=3 9x-4y=14 is the solution an ordered pair(,)
March 30, 2012

algebra
tugboat goes 160 miles upstream in 10 hours. The return trip downstream takes 5 hours. Find the speed of the tugboat without a current and the speed of the current. speed of tugboat is speed of the current is
March 30, 2012

algebra
method of substitution the perimeter of some traffic sigh must be 126 inches. Also its length is 11 inches longer than its width. Find the dimensions
March 29, 2012

algebra
use method of substitution to solve the system of linear equation 3x+4y=3/2 y=2x-1
March 29, 2012

healthcare accounting
what is the entry when we get a gift of $100,000 for cancer research only with the investments earnings also limited to cancer research?
March 20, 2012

Thermo
Calculate the standard cahnge in enthalpy for the combusation of coal/ Show the balnaced reaction. How does one get the balanced reaction of coal? Coal has many substances that make up its compsistion
March 18, 2012

physics
you kind of just droped 1/di there. where did it go? I just dont get how you got to: 1/di - 1/2di and then you went from 1/di - 1/2di = 1/2di.....you just droped 1/di. That doesnt make any since.
March 17, 2012

math
area of triangle with base of 1 3/4 and height of 4/5
March 9, 2012

math
20 jars per case
March 5, 2012

Math
I Have to answer the game, "what's my rule" I've tried everything. I do not know if the teacher made a mistake in the problem. When x=1, y=3 x=2, y=6 x=3,y=12 x=4, y=24 I see that Y is doubling, but I need a rule to use with variable Thanks!
March 5, 2012

geometry
is it a rectangle? 8 meters
March 5, 2012

Algebra
30 pigs and 40 chickens
March 5, 2012

math
h=(q-10)*.5
March 5, 2012

trig
Name three values of theta that would result in y equal to cot times theta being undefined.
February 27, 2012

Math
In a triangle the two larger angles differ by 10 degree. The smaller angle is 50 degree less than the largest angle. Find the measure of each angle. Just searching help on how to set it up.
February 22, 2012

physics
What reaction would you get from francium and water in outer space and what if you added hydrogen to the experiment as far as being used for fuel for travel
January 17, 2012

Probability
Well if you divide 12 children into 5 groups you might find yourself in jail....I'm just saying
January 17, 2012

Math
What's a shame is that this question is a graded problem from a college, and that the problem is not a difficult one to solve, and yet there is someone who (rather than working it out!!) has gone looking for someone else to work it out!
December 25, 2011

College Math
True or false conclude the functions of F(x) + 2xsquared - 2x +7
December 12, 2011

Math
True or false or conclude the functions f(x) = x squared - x + 7
December 12, 2011

Geology
I need to write a 500- to 750-word explanation regarding the role of plate tectonics in the origin of metamorphic rocks. Can someone help me get started with this and on the right track? Thanks
December 1, 2011

Geology
I need to write a 500- to 750-word explanation regarding the role of plate tectonics in the origin of igneous rocks. Can someone help me get started with this and on the right track? Thanks
December 1, 2011

math
solve sin t= .6 on the interval 0<t<2pi
November 28, 2011

chemistry
if 4.4 moles of copper metal was deposited from a solution of Cu(NO3)2, how many electrons were involved?
November 21, 2011

calc
p=2.30 per burger
November 2, 2011

Composition
just some ideas on what to compare and contrast to get me started
October 28, 2011

Composition
For this assignment you are to look at the ways courtship rituals have (or have not) changed over the last generation or two. In order to do this, you will be required to spend some time interviewing a parent, grandparent, or another member of an older generation to discover ...
October 28, 2011

statistics
A survey of college students was conducted during final exam week to assess the number of cups of coffee consumed each day. The mean number of cups was 5 with a standard deviation of 1.5 cups. The distribution was normal. a. What proportion of students drank 7 or more cups of ...
October 20, 2011

physics
A metal sphere has a charge of +6.4 C. What is the net charge after 4.1 x 1013 electrons have been placed on it?
October 11, 2011

Fib. Number
I noticed someone else is having problems with the same problem below that I am. Since I have a Matt in my class he is having the same problem I am and could use some help. Fib. numbers are not in my math book and I cannot find any help online with these type of problem 1. If ...
October 2, 2011

Math Problem Solving
You have a $9000 motorcycle and a $850 bicycle. The probability that your motorcycle will be stolen next year is .02, but the probability that your bike will be snatched is .1. The insurance company offers you theft protection for your motorcycle for $200 and theft protection ...
September 28, 2011

Pre Calculus
Factor Completely a. 3x^8-3x^6 b. 20a^2b^2x^2-45a^2b^2y^2
September 13, 2011

math
what does division mean?
September 12, 2011

math
what units are used when talking about area?
September 12, 2011

math
what is the math term with the letters enitmelgens unscrambled
September 12, 2011

Math
3 = r cos( + 240¡ã) x ¨C ¡Ì3 y + ? = 0
September 6, 2011

History
Are cattle raised in East Texas, West Texas, or both?
September 6, 2011

melanie
is it C
September 2, 2011

melanie
What is the average (arithmetic mean) value of the integers from -50 to 50, inclusive? a. -51/2 b. -25 c. 0 d. 25 e. 51/2
September 2, 2011

math
if x = 6 + y and y = -z/3, what does x equal in terms of z? a. 3(6+z) b. 3(z-6) c. 6-z/3 d. z/3-6 e. 6+z/3
September 2, 2011

math
Daphne ran a distance of 180 feet. Peter ran a distance of 15 yards. What is the ratio of the distance Daphne ran to the distance Peter ran? (3 feet = 1 yard) a. 4:1 b. 5:1 c. 6:1 d. 12:1 e. 36:1
September 2, 2011

math
thanks anyone! A right prism has a polygonal base with n sides. Each side has a length of 5 in. The altitude of the prism is 20 in. If the base had n+1 sides, each still having a side of length 5 in, by how much, in square inches, would the lateral area of the prism increase ...
August 23, 2011

geometry
Can anyone help me to solve this, please? A right prism has a polygonal base with n sides. Each side has a length of 5 in. The altitude of the prism is 20 in. If the base had n+1 sides, each still having a side of length 5 in, by how much, in square inches, would the lateral ...
August 23, 2011

physics
find the acceleration of a 3 kg mass as it moves with a constant speed of 4 m/s along a circle of radius 2 m.
July 24, 2011

physics
find the bouyant force on a copper obect that displaces 2.8 meters cubed of water
July 24, 2011

Math
simplify (cos4x-cos2x)/(sin4x+sin2x) the answer choices are : cotx, tanx, cotxtanx, or 1
July 11, 2011

finance
How do I mind out the value of this 5 oz, chunk of silver
June 30, 2011

algebra
solve square root of 72x to 3 power divided by 8x
June 26, 2011

Statistics
Which of the following values cannot be a probability? 0.5 0.00 0.85 1.00 1.02
June 8, 2011

Body Structures & Functions
The blood level of the brain gets the messeage and sends a releasing factor for_________ to the ________ gland.
June 1, 2011

Applied Physics
Which is a vector quantity? electric energy electric charge electric power electric field intensity
May 29, 2011

Physics
When a charge of -4 x 10 to the minus 3 coulombs is moved between two points in an electric field, 0.8 joules of work are done on the charge. The potential difference between the two points is 300 V.
May 29, 2011

Math
How do you know if a relation is a function?
May 26, 2011

Statistics
Select the best interpretation of the correlation coefficient r = -.87
May 21, 2011

Statistics
Use the multiple regression equation to predict a persons salary. Assume that the variable A is the number of years of college. Assume that the variable B is the number of years of experience. Suppose the person has 7 years of college and 3 years of experience. What should ...
May 20, 2011

Social Studies
Why do so many Asian countries speak English or French?
May 18, 2011

statistics
what is the critical value of this statistic z=1.64 at 0.05 significance?
May 12, 2011

statistics
what is the critical value of this statistic at 0.05 significance.....z=1.64
May 12, 2011

math
You brought home 1/2 of a can of paint. You then used 2/3 of the paint to cover a table top. What fraction of a full can of paint did you use? We are multiplying fraction but do I multiply 2/3 paint by 1/1 or do I do 1/2 by 2/3
May 2, 2011

trig
find, to the nearest tenth of a meter, the length of the arc intercepted by a central angle of 160 degrees if a radius of the circle in 8 meters long
April 24, 2011

trig
find, to the nearest tenth of an inch, the length of the arc intercepted by a central angle of (4pi)/3 radians if a radius of the circle is 22 inches long
April 24, 2011

Chemistry
idk
April 14, 2011

Chemistry
625.grams
April 10, 2011

Math
Yes thank you forgot it was talking about diving.
April 7, 2011

Pages: <<Prev | 1 | 2 | 3 | 4 | 5 | 6 | Next>>

Search
Members