Wednesday

October 7, 2015
Total # Posts: 85,610

**Math**

5/36 1+5=6 2+4=6 3+3=6 4+2=6 5+1=6
*June 8, 2015*

**Geometry**

A circular pond is modeled by the equation x^2+y^2= 225. A bridge over the pond is modeled by a segment of the equation x–7y=–75. What are the coordinates of the points where the bridge meets the edge of the pond? Can you teach me how to do this?
*June 8, 2015*

**math**

A=254.34
*June 8, 2015*

**math**

find the coordinates of the image of point R(3,-5) rotated 180 about the origin. (-3,5) (-5,-3) (5,3)* i think its this one (3,-5) ms.sue pls help
*June 8, 2015*

**science**

Two forces P and Q whose resultant is 10Newton are at right angles to each other. If P makes 30 degrees with resultant.Show me the workings of the magnitude of Q in Newton and the diagram of the vectors.
*June 8, 2015*

**algebra**

A music concert was attended by 450 people. Adult tickets sold for $70 and children’s tickets for $40. If total sales were $27,750, how much of each ticket was sold?
*June 7, 2015*

**calc**

Find the interval on which the curve y= integral x to 0 of 6/(1+2t+t^2) dt is concave upward
*June 7, 2015*

**Inequalities**

solve the inequality: x-3/x-2 + 12/x^2-x-2> 8/X+1
*June 7, 2015*

**COLLEGE MATH**

Your finance text book sold 47,500 copies in its first year. The publishing company expects the sales to grow at a rate of 17.0 percent for the next three years, and by 12.0 percent in the fourth year. Calculate the total number of copies that the publisher expects to sell in ...
*June 7, 2015*

**calc**

using geometric formula evaluate 4-x and 2x-8 when integral is from x=0 to 6
*June 7, 2015*

**physics**

A skier of mass 44.4 kg comes down a slope of constant angle 26 ◦ with the horizontal. What force normal to the slope is exerted by the skis (neglect friction)? The acceleration of gravity is 9.8 m/s 2 . Answer in units of N
*June 7, 2015*

**calc**

use geometric formula to find 4-x and 2x-8 when integral is from 0 to 6
*June 7, 2015*

**algebra**

Wait, sorry, my mistake. If it's the 2nd one then the answer should be x^2 + 4 The 1st one wouldn't be correct. as you would have (y+4)^2 = y^2 + 8y + 16
*June 7, 2015*

**algebra**

Is f(x) = sqrt(x) - 4 or is f(x) = sqrt(x - 4)? If it's the first one then you're correct.
*June 7, 2015*

**Stats**

Suppose that weights for women in their 20’s average 125 lb., with a standard deviation of 14 lb. For a sample of size 50 how likely is it that a random sample will produce a mean weight between 100 and 140 lb.?
*June 7, 2015*

**Chemistry**

Can someone please help me with this question? Hydrazine is somewhat toxic. Use the half-reactions shown be- low to explain why household bleach (a highly alkaline solution of sodium hypochlorite) should not be mixed with household ammonia or glass cleansers that contain ...
*June 7, 2015*

**Writing Skill Test**

taking a compass writing skill, can't remember how/ to figure it out.
*June 7, 2015*

**quadratic functions**

The graph of a quadratic function can have 0, 1 or 2 x-intercepts. How can you predict the number of x-intercepts without drawing the graph or (completely) solving the related equation? Suppose that the graph of f(x) = ax^2+bx+c has x-intercepts (m,0) and (n,0). What are the x...
*June 6, 2015*

**math**

I don't understand this, can you help with the following.... when G(x)=0 then the domain is different. G=0 wouldn't be a real number. example would be f=(G)=x+2 f(F)=2x+3 x=2
*June 6, 2015*

**math**

Mrs. sue please help
*June 6, 2015*

**math**

Ariel wants to choose 5 players for her basketball team. There are 7 players to choose from. How many different teams can Ariel make? A) 21 B) 35 C) 42 D) 56 please help me! And show how you got the answer! I thought you were supposed to go 7*6*5*4*3 but that doesnt equal any ...
*June 6, 2015*

**logic**

What does Plato say about the unexamined life? (Points : 1) It is worth living. It is not worth living. It is unnecessary. It is unholy. None of the above.
*June 6, 2015*

**finance**

Joanne and Ed Greenwood built a new barn with an attached arena. To finance the loan, they paid $1,315 interest on $40,000 at 5%. What was the time, using exact interest? (Do not round intermediate calculations. Round up your answer to the nearest day.)
*June 5, 2015*

**Literature**

Thank you so much Ms. Sue and Reed! I appreciate your help!
*June 5, 2015*

**Literature **

An author of a detective novel is most likely to use figurative language to? A. entertain the reader. B. suggest hidden meanings. C. mislead the reader. D. help the reader visualize a character. I think it is C or D, but I can't choose between either. I know for a fact ...
*June 5, 2015*

**Algebra**

Thanks!
*June 5, 2015*

**Algebra**

You want to buy 8 books for $19.68 each, estimate the total cost show your work. I did 19.68 x 8 and got 157.44 then rounded the answer and got 157 am I right? Or The second time I tried I estimated 19.68 and got 20 so then I did 20 x 8 and got 160 Is this right?
*June 5, 2015*

**Science**

Thank you Ms. Sue :-)
*June 5, 2015*

**Science**

A species of flowering plant produces vibrant blue flowers. The flowers attract both pollinators that spread the plant's pollen and herbivores that feed on the plant. An adaptation occurred through several generations of plant species, and the plant is now known for its ...
*June 5, 2015*

**Algebra**

Could my answer be just 10,000?
*June 5, 2015*

**Algebra**

How do I estimate a salary? I tried but I think it might be wrong Someone earns $389 a week I have to estimate the salary in 6 months which is 26 weeks. I multiplied 389 by 26 and got 10,114 Did I do this right?
*June 5, 2015*

**math**

how many lines of symmetry does a hexagon have i think its 8 or 16 i think its 8 @ms.sue
*June 5, 2015*

**Algebra**

u might wnt to delete this post
*June 5, 2015*

**Algebra**

Peach, if your from connexus, dont put ur name bc connexus ppl find u here
*June 5, 2015*

**math**

is #12 D? is #15 B?
*June 5, 2015*

**math**

12. Which function is a quadratic function? A. y=3x^2+x B. y=2x-1 C. y=3/x D. y= -|x| Which function rule represents the data in the table? x -3, -2, -1, 0, 1 y 1, -2, -5, -8, -11 A. y=-3x-8 B. y=1/3x -8 C. y=1/3x+8 D. y=3x+8
*June 5, 2015*

**Math**

either c or E
*June 5, 2015*

**Math**

I'm sorry that this game out messed up. In simplified form, 24x^4z^-2 / 8x^-3z = ? A. 3x / z B. 16x^7 / z C. 3x^7 / z^3 D. 16xz E. 3x^7z^3
*June 5, 2015*

**Math**

In simplified form, 24x^4z^-2 --------- = ? 8x^-3z A. 3x --- z B. 16x^7 ----- z C. 3x^7 ---- z^3 D. 16xz E. 3x^7z^3
*June 5, 2015*

**math**

A ice cream seller sells five flavours of ice creams. How many combinations of 3 scoops of cones are possible. Hint repition of flavours is allowed
*June 5, 2015*

**physics**

A stationary motion detector sends sound waves of frequency 0.0953 MHz toward a truck approaching at a speed of 42.6 m/s. What is the frequency of the waves reflected back to the detector? (Take the speed of sound to be 343 m/s.)
*June 5, 2015*

**PSYCH**

I agree.
*June 5, 2015*

**History**

Hmmm. Is something missing here?
*June 5, 2015*

**6th Grade Probability**

yes.
*June 5, 2015*

**math **

Lily uses 1 3/4 meters of ribbon to make a knot. She wants to make 9 similar knots for her cousins. How many meters of ribbon does Lily need ? Round your answer to the nearest meter.
*June 5, 2015*

**math**

The smith family drinks 1 4/5 liters of apple juice each day. the apple juice comes in a 2 liter bottle. How many bottles does mrs. smith need to buy every week?
*June 5, 2015*

**Math**

1 + 4 + 25 - 2 = 28
*June 5, 2015*

**Math**

How much larger than the sum of -1, -2, and 5 is the sum of the squares of these same integers? A. 18 B. 20 C. 22 D. 28 E. 32
*June 5, 2015*

**Math**

What are the factors of 12c^2 + cd - d^2? F. (4c + 3d) (3c - 2d) G. (4c - 3d) (3c + 2d) H. (6c + d) (2c - 6d) J. 6(2c - d) (c + d) K. 6(2c + d) (c - d)
*June 5, 2015*

**Physics**

The string is horizontal, the mass is on the right side attached to a pulley. I'm not sure which kind of vibrator was used.
*June 5, 2015*

**Physics**

I need to see a diagram of the setup, or a description. Was the string horizontal or vertical? where was the weight, how was it connected? What type of vibrator was used? How was it connected to the string?
*June 5, 2015*

**Physics**

It might be important on how the masses are connected, and the location of the pulleys.
*June 5, 2015*

**Math of class-10**

Show that 4/ root 3 is irrational number
*June 5, 2015*

**Math of class -10**

Prove that 2/ square root 12is irrational
*June 5, 2015*

**Language Arts**

Both the author of "Zoos: Joys or Jails?" and the author of "Why do we need zoos?" A. think animals should live in their natural habitats. B. believe animals are protected in zoos. C. wish people would make donations to zoos more often. D. want to help wild...
*June 4, 2015*

**Math**

Use sine law to explain why the 2 equal sides of an isoceles triangle must be opposite the two equal angles
*June 4, 2015*

**Life orientation**

What are the six ways that xenophobia can impact on individuals,groups and consequences?
*June 4, 2015*

**Language Arts**

I think its between dingy vs. colorful and disorderly vs calm I really think it is dingy vs colorful tho because the Tang town isn't exactly calm because sometimes the "demons" come and vandalize it
*June 4, 2015*

**Social Studies**

^^^ thank you so much!!!
*June 4, 2015*

**Social Studies**

Thank you Ms. Sue but it may just be me not able to comprehend the page also
*June 4, 2015*

**Social Studies**

I did appreciate it tho
*June 4, 2015*

**Social Studies**

^^ I did see that, but it didn't exactly help me out
*June 4, 2015*

**Social Studies**

how are the economies of Chile and Venezuela different and how are they alike
*June 4, 2015*

**Reading book/ The giver**

^^^^
*June 4, 2015*

**Reading book/ The giver**

Which of the following messages does the author most likely want you to take away from the reading this novel?(1 point) - Personal choice is critical to society.*** - Rules are made to be broken. - There is no place for memories in modern society. -Success for all depends on ...
*June 4, 2015*

**Math**

i got a. 10 ways
*June 4, 2015*

**math**

Simplify the trigonometric function sin^4x-cos^4x cos^2â-sin^2â=1+2cosâ (1+cot^2x )(cos^2x )=cot^2x cot^2t/csct =(1-sin^2t)/sint (Work on both sides!) sinècscè- ...
*June 4, 2015*

**math**

Solve the trigonometric equation from 0¡ã¡Üx¡Ü360 tanx+¡Ì3=0 2 sec^2x+tan^2x-3=0
*June 4, 2015*

**math**

Solve the trigonometric equation from 0¡ã¡Üx¡Ü360 tanx+¡Ì3=0
*June 4, 2015*

**math**

The function f(x)=7/12 x^2+¦Ð is one-to-one on the domain if and if x¡Ý0. Find the f^(-1) (x).
*June 4, 2015*

**math**

Let equation of an hyperbola be y^2-4x^2+4y+24x-41=0 a. Find the standard form b. Find the center c. Find the vertices d. Find the foci e. Find the slant asymptotes
*June 4, 2015*

**math**

Let the equation of a circle be x^2+y^2-14x+8y+56 a. Find the standard form of the circle b. Find the center of the circle c. Find the radius of the circle
*June 4, 2015*

**math**

let equation of an ellipse be x^2+4y^2+6x-8y+9=0 a. Find the standard form of the ellipse b. Find the center c. Find the vertices d. Find the foci e. Find the eccentricity
*June 4, 2015*

**Math**

at 10:00 am on April 26, 2006, a building 300 feet high casts a shadow 50 feet long. What is the angle of elevation of the sun?
*June 4, 2015*

**Science**

If 15% of the radioactive material decays in 5 days, what would be the percentage of amount of original material left after 25 days?
*June 4, 2015*

**physics**

What experimental evidence do we have to show that matter is composed of particles
*June 3, 2015*

**physics**

A 7.74- g bullet is moving at 578.00 m/s as it leaves the 0.64- m-long barrel of a rifle. What is the average force on the bullet as it moves down the barrel? Assume that the acceleration is constant.
*June 3, 2015*

**Math**

Alex plans to make a mosaic for his art class. How many one inch square tiles will he need to cover a surface that is 2 feet by 3 feet?
*June 3, 2015*

**math**

what is the percent that someone would be addicted to alcohol if they were drunk fives times a month?
*June 3, 2015*

**CHEMISTRY**

Ignoring activities, determine the molar solubility (S) of Zn(CN)2 in a solution with a pH = 1.94. Ksp (Zn(CN)2) = 3.0 × 10-16; Ka (HCN) = 6.2 × 10-10.
*June 3, 2015*

**CHEMISTRY**

Determine the molar solubility (S) of Ag2CO3 in a buffered solution with a pH of 3.378 using the systematic treatment of equilibrium. Ksp(Ag2CO3) = 8.46 × 10–12; Ka1(H2CO3) = 4.45 × 10–7; Ka2(H2CO3) = 4.69 × 10–11.
*June 3, 2015*

**LA**

Thanks fish and jazmine, I got 100% as well
*June 3, 2015*

**Social Studies**

^^ I haven't found out yet sorry or else I would have helped you
*June 3, 2015*

**Social Studies **

If someone could check my answers that would be great :) 1. What did the effect of the breakup on the Soviet Union have on Cubans? a.Food, medicane, and tools became scarce in Cuba b. Cuba was divided into smaller territories c. The Soviet Union granted Cuba its independence d...
*June 3, 2015*

**SOC120**

Where does evidence/data come from? What what role does Evidence/date play In understanding a theory?
*June 3, 2015*

**Math**

The coefficient is -9, this is because if u rearrange the equation you get -2x^2 -9x +7 the question only asks for the coefficient of x not x^2.
*June 3, 2015*

**Social Studies**

^^^ thank you
*June 3, 2015*

**Social Studies**

Can someone give me a link(s) about the economy of Chile and Venezuela please.
*June 3, 2015*

**math**

a. 29, 41 This is because the pattern is going up by 2's (4, 6, 8...) therefore the next in line is 10 and 12. Hence the answers 29 and 41.
*June 3, 2015*

**Geometry**

The standard equation of a circle is (x-h)^2 + (y-k)^2 = r^2 Where h and k are the coordinates for the centre. Hence(h, k) is (0, 2) respectively. and the radius is 2 units Now all you have to do is substitute it in. (x-0)^2 + (y-2)^2 = 2^2 alas the standard equation is, (x-2...
*June 3, 2015*

**Math**

For all x is not equal to 0 and y is not equal to 0, (2x^-3y^4)^3 / (4xy)^2 = ? F. y^10 / 2 G. 2y^10 / x^10 H. y^10 / 2x^11 J. y^3 / 2x^2 K. y^9 / 4x^4
*June 3, 2015*

**Calculus**

v(t)= t^3 - 3t^2 + 3t Are there any times after t = 0 where the particle comes to a stop? Does the particle ever slow down?
*June 3, 2015*

**economic **

A detailed description with graphs of how milk would have been determine in the abstance of government involvement in the market
*June 3, 2015*

**economics**

in South Africa
*June 3, 2015*

**math**

Between which two rational numbers is located?
*June 3, 2015*

**economic **

A detailed explanation with graphs of how the price of milk would have been determine in the abstance of government involvement in the market?
*June 3, 2015*

**history**

How did President Clinton help bring out the Camp David Accords?
*June 2, 2015*

**Math**

Write the expression in terms of costheta and then simplify. cos^4theta - sin^4theta + sin^2theta Ans: cos^4 θ - 1 - cos^4 θ + 1 - cos^2 θ = -cos^2 θ
*June 2, 2015*

**psych 100**

The basic building block of the nervous system is
*June 2, 2015*