Sunday
September 21, 2014

Posts by Sunny


Total # Posts: 233

math help ASAP!! please
i need help asap
September 17, 2014

math help ASAP!!
simplify fully! 3x-2/x+4 = 18-4x/x^2-16 - 3x+2/4-x show all of your steps pleasee !!
September 17, 2014

math help
find the ratio of the volume to the surface area of the rectangular prism shown. L= 4x+8 W= x+2 H= 2x+4 please show all your steps please!!
September 16, 2014

Math
show all the steps when solving the question !!! pleasee
September 16, 2014

Math
a camera's focal length, F, is related to the distance from the subject, S, and the image distanc, I, by the equation 1/S+1/I=1/F Please show all your steps! thanks you
September 16, 2014

math help!!
factor: a^2/36 - b^2/49 show all your steps please!!
September 4, 2014

Math
factor: a^2/36 - b^2/49 show all your steps please !
September 4, 2014

math help!!
factor: 9n^2-25
September 3, 2014

physics
KE = .5 x (m x v^2) so KE = .5 x (.2 * (49.6)^2)
July 31, 2014

math
A specially made pair of dice has only one- and two-spots on the faces. One of the dice has three faces with one-spot and three faces with two-spot. The other die has two faces with one-spot and four faces with a two-spot. One of the dice is selected at random and then rolled ...
July 29, 2014

math
what is the vertex of y=x^2-4 ??
June 17, 2014

someone please answer
if you did read the book were there any biases in it?
June 5, 2014

English help!!
did anyone read the book "The girls" by Lori Lansens??
June 5, 2014

english please help!! -anyone?!?!
help me asap
May 25, 2014

english please help!!
In the book "The Alchemist" -by paulo coelho, how did Santiago's character change? And also what about the Englishman & Fatima.
May 25, 2014

science
1) why are images produced under the microscope reversed & inverted? 2) why does a specimen need to be centered in the field of view on low power before going to high power?
May 13, 2014

math-factor
factor: 2x^2(x-3)+12x(3-x)-18(x-3)
May 5, 2014

science-physics
a ray of light traveling from the air into crown glass strikes the surface at an angle of 30 degrees. what will the angle of refraction be? please help me!! don't ignore this !
April 24, 2014

physics
aww okay but thanks anyways
April 16, 2014

physics-can anyone please help mee!!
help me pleaseee, i don't get it!!!
April 16, 2014

physics
calculate the image positions and magnifications for an object 3cm tall and a mirror of focal length +12 with the object at the following positions: 2.5 f, 2.0 f, 1.5 f, 0.5 f. please help me don't understand it at all. it would be best if you can explain it to me rather ...
April 16, 2014

chemistry
what is a complete and incomplete combustion reaction ??
March 30, 2014

math help
factor: 1) (x+y)^2 - (a+b)^2 = [(x+y) - (a+b)] [(x+y) + (a+b)] = [x+y-a-b] [x+y+a+b] 2) 6x^4 - 6 = 6(x^4 - 1) = 6(x^2-1)(x^2+1) Is this right?
March 28, 2014

math help!! ANYONE?!?!
someone please help!!!!
March 27, 2014

math help me pleasee!!
help mee with the two questions, i don't get it and i have a test tomorrow!
March 27, 2014

math help!!
i also need help with this question factor: (x+y)^2-x-y
March 27, 2014

math help!!
Factor: 2(2x^2-x)^2-3(2x^2-x)-9
March 27, 2014

math help!!
okay thankyou so much!! :-)
March 27, 2014

math help!!
factor: (x^2+5x)^2 - 36 and (a-b)^2 - (c-d)^2 show the steps pleasee!
March 27, 2014

math-still confused
the answers at the back of the textbook say that the answer is (a-b+c-d)(a-b-c+d) i don't get it :$
March 27, 2014

math help!
how did you get that??
March 27, 2014

math help
factor: (a-b)^2 - (c-d)^2
March 27, 2014

math help ASAP!!
factor: 2m^3 - 7m^2n - 15mn^2
March 27, 2014

math
thankyou!
March 27, 2014

math check my answer!
no the answer is -5(2x-y)(2x+y) ^is that right??
March 27, 2014

math
is it -20x^2 + 5y^2 = -5(4x^2-y^2)
March 27, 2014

math
factor: -20x^2 + 5y^2
March 27, 2014

math
ohh ok thanks! :)
March 27, 2014

math i don"t get it
why does (y-z) turn to (y+z) ??
March 27, 2014

math-help!!
oh okay thats for the first question i think but what about this question x^2-(y - z)^2 ??
March 27, 2014

math-help me please!!
^is that right??
March 27, 2014

math
is the answer x^2 - (y - z)^2 = [x- (y-z)] [ x+ (y-z)] = (x-y-z) (x+y-z)
March 27, 2014

math
so how do i do x^2 - (y - z)^2
March 27, 2014

math
how do you factor: (a - b)^2 - c^2
March 27, 2014

english
when is a semi colon used?
March 25, 2014

english anyone?? Ms.Sue? is this right?
anyone help asap
March 25, 2014

english
then is it C and is the other one D??
March 25, 2014

english- help me please
choose the corect one. a) Prateek's and Skyler's computers have been upgraded to increase performance, capacity, and durability. b)Prateek and Skyler's computers have been upgraded to increase performance, capacity, and durability. c) Prateeks' and Skylers'...
March 25, 2014

english
choose the correct one. a) I wore all of the safety equipment for skateboarding; however, I still hurt myself. b) I wore all of the safety equipment for skateboarding, however, I still hurt myself. c) I wore all of the safety equipment for skateboarding however; I still hurt ...
March 25, 2014

english
oh kk thanks!
March 25, 2014

english
i have a question say you're writing a sentence such as "I ate apples, bananas, oranges, and grapes." is there a comma before 'and' or no?
March 25, 2014

chemistry help
what is lead (II) acetate + hydrogen sulphide --> Pb(C2H3O2)2 + H2S --> how do i figure it out?
March 25, 2014

english-essay writing topic
i dont have a dog and what is a thesis?
March 18, 2014

english-essay writing topic
whats a thesis? i forgot
March 18, 2014

english-essay writing topic
thanks for the help! :)
March 18, 2014

english-essay writing topic
i was kinda thinking of writing about procrastination and how i keep things till the last minute. since it has to be about a particular event i could write about a time that i have learnt not to keep things till the last minute. this is something that i've learnt myself ...
March 18, 2014

english-essay writing topic
someone please give me a good essay writing topic pleaseeee!
March 18, 2014

english-essay writing topic
it has to teach the audience something so i'm kinda stuck on what to do. please help me!
March 18, 2014

english-essay writing topic
i dont know please help me :(
March 18, 2014

english-essay writing topic
what is a good topic to write about for a personal essay? it has to be something that is meaningful. PLEASE HELP ASAP!!!
March 18, 2014

physics
Use the following information to calculate the speed of a ball in a pinball machine at a specific location. The ball is launched by using a spring (k = 684 N/m) compressed by 7.8 cm. Consider the starting position of the ball to be its location when the spring is compressed. ...
March 10, 2014

physics
A bead of mass m = 42.5 kg is released from point A which is located 5 m above the ground and slides on the frictionless track as shown in the figure. Determine the beads speed when it reaches point C which is located 2.0 m above the ground.
March 10, 2014

physics lab
The experiment done in lab is repeated, using a ball that has unknown mass m. You plot your data in the form of f 2 versus M/L, with f in rev/s, M in kg, and L in m. Your data falls close to a straight line that has slope 7.82 m/(kg · s2). Use g = 9.80 m/s2 and ...
February 24, 2014

physics
A small block has a horizontal velocity of 4.00 m/s as it slides off the edge of a table. The table is a vertical distance of 0.95 m above the floor. If g = 9.80 m/s2, how far does the block travel horizontally while it is in the air?
February 24, 2014

Math
When Marcia started walking a 6 mile section of the trail, it took her 3.3 hours.After 1week her time was 3.1hours and after 2 weeks, it was 2.9 hours. If the pattern continues, what will Marcia's time be after 5 weeks?
February 10, 2014

Science
How are the reactants and products of photosynthesis and cellular respiration related?
December 9, 2013

Stats
The random variable U has mean 10 and standard deviation 5.The random variable V is de ned by V =12(U + 5).Find the mean and standard deviation of V.
November 19, 2013

Statistics
To CC, 2 is B, 6 is B
August 2, 2013

Math
Yes... But SOL math test told me 5/18 was not the answer....it is 2 and 1/2
July 1, 2013

Math
Ms. Sue I did but got it wrong was told the answer was 2 and 1/2.. don't understand?
July 1, 2013

Math
Which fraction is equivalent to 5/6 * 1/3 ? 5/18 2/5 1 and 1/6 2 and 1/2
July 1, 2013

Math
Which fraction is equivalent to 5/6 (divided sign) 1/3? 5/18 2/5 1and 1/6 2and1/2
July 1, 2013

calc
x^2 + √(x+y) + y^2 = 0; y is a differentiable function of x
May 8, 2013

CALCULUS
substitute 4 into x (4^2+3(4)+4)/(5(4)-12) =4
May 8, 2013

Math
factors of 10 (10,1,2,5) since you get 5-2 = 3...you would use 5,2 (x +5)*(x-2) = foil x^2 +(-2x)+5x-10 = x^2 + 3x - 10
May 8, 2013

math 12
answer is C, you can graph it, and see the extremas
May 8, 2013

calc
Integrate 1/(ln(x)); f(e^e)=1 please provide step! confused because of f(e^e)!
May 8, 2013

calculus
thank you
May 8, 2013

math
Given that a sports arena will have a 1400 meter perimeter and will have semi- circles at the ends with a possible rectangular area between the semi-circles, determine the dimensions of the rectangle and semi-circles that will maximize the total area.
May 8, 2013

social studies
Think about it, if China per say, attacks US, the US bases in the pacific islands would see it coming. Then the US would be prepared for an attack rather than be surprised by it. Also, they would have an easier trade route with the eastern Asian countries, like china, japan, ...
May 8, 2013

math
integrate (x^2 + 2x + 5) / (x - 2)
May 8, 2013

Math
you don't need to convert it, just answer it as 2 2/7 kilograms, the x is already in kilorgrams
May 8, 2013

Math
A polynomial is an expression which combines constants, variables and exponents using multiplication, addition and subtraction.
May 7, 2013

Math
almonds rate per kg is $8.50 , peanuts price per kg is $4.50 and avg price is $5.30 so subtract avg value from the given prices we will get the ratio of almonds to peanuts 8.50-5.30=3.2 and 5.30-4.50=0.8 so the ratio of almonds to peanuts is 3.2 : 0.8 but by the method the ...
May 6, 2013

calc
Given X^2 + Y^2 = R^2, namely, a circle with center (0,0) and radius R, use integration to prove that the circle’s area equals πR2
May 1, 2013

calc
Integrate 2(x^2)e^g(x) where g(x)=4^(x^3)
May 1, 2013

math
the 3 is the base so log(base3)(...log(base/e)(x)
May 1, 2013

math
Find f’(x) if f(x) = 3^g(x) where g(x) = LOG_3(x^2 - √x + 4/x + 10*LOG_e(x))
May 1, 2013

Chemistry
How many grams of CaCl2 would be required to produce a 3.5M(molar) solution with a volume of 2.0L?
April 27, 2013

science
Why is it difficult to distinguish between some pure substances and solutions? What methods can overcome this to define if either it is a pure substance or solution?
April 14, 2013

Math
Thanks.
April 4, 2013

Math
A drama teacher needs to make 6 costumes for dancers in a play. Each costumes takes one and a half meters of cloth.The cloth is sold only by the yard.What is the best estimate of the number of yards the teacher must buy to make sure she has enough cloth for the six costumes?
April 4, 2013

algebra (fg) problem
easy f(gx)(2) so f(x)=5(1/x) + 9 f(2)=5(1/2) + 9 f(2)= 2.5 + 9 = 11.5 or 23/2
April 4, 2013

Maths
cross multiply and simplify
April 4, 2013

Please help me here!!! Maths
(x^2-6x-15)=e^5 e^5 is approximately 148.41 so x^2-6x=148.41-15 x^2-6x = 133.41 x-6x = sqrt(133.41) -5x = 11.55 x = 11.55/-5 x = 2.31
April 4, 2013

Math
can you explain how you got that please?
April 4, 2013

Math
Ignoring the walls’ thickness, determine the outside dimensions that will minimize a closed box’s cost if it has a square base and top, if its volume is 32 cubic meters, and if the cost per square meter for the top, bottom, and sides respectively are $.03, $.04, and...
April 4, 2013

Math
Ignoring the walls’ thickness, determine the outside dimensions that will minimize a closed box’s cost if it has a square base and top, if its volume is 32 cubic meters, and if the cost per square meter for the top, bottom, and sides respectively are $.03, $.04, and...
April 4, 2013

6grademath
Thanks Ms.Sue
January 31, 2013

6grademath
Pattern of increasing perfect squares is shown25,36-----64,81,100,what is needed to square to find the missing term,5,6,7,8.....how do I find the answer.
January 31, 2013

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