Homework Help

Math

A company earns $5 per share; it is capitalized at a rate of 10% and has a rate of return on investments of 16%....

Posted by sjamil912 on May 24, 2013 at 5:53 AM via web. 1 educator answer.

Math

take an open box, four sets of marbles (marbles in each set have the same size) and water . place the marbles...

Posted by user2330415 on May 24, 2013 at 5:49 AM via web. 2 educator answers.

Math

Solve integral:`int (dx)/sqrt(1-e^(2x))`

Posted by oldnick on May 24, 2013 at 5:14 AM via web. 1 educator answer.

Math

What is the value of x which satisfies 2^1995+2^1995+2^1995+2^1995+2^1995+2^1995++2^1995+2^1995=2^x a.1996...

Posted by yapperz5000 on May 24, 2013 at 3:34 AM via web. 2 educator answers.

Math

It rains when the relative humidity is above 100%. If relative humidity is given by 200 - 3*(x + 5)^2, where x...

Posted by lxsptter on May 24, 2013 at 3:06 AM via web. 1 educator answer.

Math

The temperature of a city in summer is modeled by T(x) = 40 - 6*(x - 6)^2 where x is the number of hours after 6...

Posted by lxsptter on May 24, 2013 at 2:49 AM via web. 1 educator answer.

Math

OPTIMIZATION QUESTION: A wire 60 cm long is to be cut into two pieces. One of the pieces will be bent into the... (1 image)

Posted by oyechalphut on May 24, 2013 at 2:03 AM via web. 1 educator answer.

Math

y=[x-1]+2

Posted by tdt3 on May 23, 2013 at 11:19 PM via web. 1 educator answer.

Math

What is the answer for question 10) ? http://postimg.org/image/5gm0wsol3/

Posted by lkballer24 on May 23, 2013 at 10:33 PM via web. 1 educator answer.

Math

What is the answer for question 9)? http://postimg.org/image/5gm0wsol3/

Posted by lkballer24 on May 23, 2013 at 10:27 PM via web. 1 educator answer.

Math

What is the answer for question 8) ? http://postimg.org/image/5gm0wsol3/

Posted by lkballer24 on May 23, 2013 at 10:26 PM via web. 1 educator answer.

Math

Factor. `m^3 + 3m^2 + 3m + 1`

Posted by loishy on May 23, 2013 at 10:12 PM via web. 1 educator answer.

Math

Given the graph with the points: (1,-2)(5,0)(10,1),write the radical function for  f(x).

Posted by novjb on May 23, 2013 at 10:04 PM via web. 1 educator answer.

Math

Find the lengths of each of  the following right triangles. In triangle A, the longer leg is 4 more than the...

Posted by novjb on May 23, 2013 at 9:59 PM via web. 1 educator answer.

Math

 Simplify`sqrt(18)/(sqrt(8)-3)` , `(4-3sqrt(2))^2`  and `*sqrt(5b ^2d)`    

Posted by novjb on May 23, 2013 at 9:40 PM via web. 1 educator answer.

Math

 Is 5^2 +4 ^2 the sum of two like radicals? What else could be made or produce from this problem?

Posted by monique06 on May 23, 2013 at 8:49 PM via web. 1 educator answer.

Math

Solve by factoring 3x squared + 6x + 2 = 0

Posted by schooledmom on May 23, 2013 at 8:01 PM via web. 1 educator answer.

Math

Solve by factoring. 2y squared + 4 = 9y

Posted by schooledmom on May 23, 2013 at 8:00 PM via web. 1 educator answer.

Math

4n squared + 68n + 250   factor completely

Posted by schooledmom on May 23, 2013 at 7:59 PM via web. 2 educator answers.

Math

z to the 5th power - 4z to the 4th power - 21 z to the third power   factor completely

Posted by schooledmom on May 23, 2013 at 7:58 PM via web. 1 educator answer.

Math

ax squared - 18ax + 77a`` factor completely

Posted by schooledmom on May 23, 2013 at 7:58 PM via web. 1 educator answer.

Math

If logna = 3.6 and lognb = 2.7, then logn(ab) =

Posted by alejandrogalarce on May 23, 2013 at 7:05 PM via web. 1 educator answer.

Math

Write each expression in the standard form for a complex number, a + bi. a. [3(cos(27°)) + isin(27°)]5 b....

Posted by atrinity on May 23, 2013 at 7:01 PM via web. 1 educator answer.

Math

Find all seventh roots of unity and sketch them on the axes below. (1 image)

Posted by atrinity on May 23, 2013 at 6:39 PM via web. 1 educator answer.

Math

Is adding polynomials and combining radicals through addition and subtraction the same?

Posted by monique06 on May 23, 2013 at 5:40 PM via web. 1 educator answer.

Math

Simplify: `(12x^5)/(3x^5/3)^3`

Posted by monique06 on May 23, 2013 at 5:30 PM via web. 1 educator answer.

Math

Mr. Duck invested 36,000 in two accounts, one yielding 7% interest and the other yielding 12%. If he received a...

Posted by monique06 on May 23, 2013 at 5:29 PM via web. 1 educator answer.

Math

What is the exact distance between these points. (4,-8) (10,-10) (2,2) (10,8)

Posted by monique06 on May 23, 2013 at 5:24 PM via web. 1 educator answer.

Math

How do you factor x^2-7?

Posted by emmerrill on May 23, 2013 at 5:18 PM via web. 1 educator answer.

Math

x-3/x-5>0..... how is this inequality solved?

Posted by xyziam on May 23, 2013 at 4:32 PM via web. 2 educator answers.

Math

 Solve in c applying the Gauss method, the system of equations: -x+4y-7z=5 x-y-2z=-2 2y-6z=2

Posted by alexa0048 on May 23, 2013 at 3:07 PM via web. 1 educator answer.

Math

Calculate  `(df)/(dx)` and `(df)/(dy)`  in the image attached. (1 image)

Posted by juniorsilvamath on May 23, 2013 at 2:58 PM via web. 1 educator answer.

Math

Calculate the partial derivative indicated: `f(x,y)=2xy+y^2`; `(df)/(dx) (x, y), (df)/(dy) (x, y)`  

Posted by jordsonsmith on May 23, 2013 at 2:49 PM via web. 1 educator answer.

Math

Solve this equation using the quadratic formula.  3x^2 -5 = -8x -10

Posted by kristenmariebieber on May 23, 2013 at 2:46 PM via web. 1 educator answer.

Math

Calculate radical (1+i)^.25? 

Posted by xalal on May 23, 2013 at 2:01 PM via web. 1 educator answer.

Math

A man buys a dozen cameras for $1800. He sells them at a profit of $36 each. Find his profit as a percentage of...

Posted by shahrier on May 23, 2013 at 11:36 AM via web. 1 educator answer.

Math

solve: tan(`theta` -20`degrees` )=`sqrt(3)`

Posted by s11084405 on May 23, 2013 at 8:20 AM via web. 1 educator answer.

Math

A boy is flying a kite. The height of the kite is 1 and 1/2 times greater than the horizontal distance (x)....

Posted by kristenmariebieber on May 23, 2013 at 2:55 AM via web. 1 educator answer.

Math

a) Use the chart to analyse each interval or specific x value (e.g., x = 0) to determine how the graph of the... (1 image)

Posted by oyechalphut on May 23, 2013 at 1:43 AM via web. 1 educator answer.

Math

`4sin(pi/8)sin(pi/8)`

Posted by susank7780 on May 23, 2013 at 1:25 AM via web. 1 educator answer.

Math

Find sin x/2 if cosx =24/25 in first quadrant

Posted by susank7780 on May 23, 2013 at 1:24 AM via web. 1 educator answer.

Math

What is the identity for cos3x?

Posted by susank7780 on May 23, 2013 at 1:20 AM via web. 1 educator answer.

Math

`x^3+3x^2+5x+15`

Posted by mommat88 on May 22, 2013 at 9:39 PM via web. 2 educator answers.

Math

Solve for x: cos (3x) = - cos x

Posted by susank7780 on May 22, 2013 at 8:17 PM via web. 2 educator answers.

Math

An experiment was conducted to determine the effect of a position in a garden on the heights of sunflowers. Two... (1 image)

Posted by beans1 on May 22, 2013 at 7:46 PM via web. 1 educator answer.

Math

A) The attached file contains data on the breadth (in millimeters) of 243 cuckoo eggs. These data are grouped.... (1 image)

Posted by beans1 on May 22, 2013 at 7:44 PM via web. 1 educator answer.

Math

At 11 A.M., a 5-foot post casts a 3- foot shadow. At the same time, a tree casts a shadow that is 21 feet in...

Posted by antonia2003 on May 22, 2013 at 6:32 PM via web. 2 educator answers.

Math

Mr.Pickle invested $13,000 in two accounts, one yielding 6% interest and the other yielding 11%. If he received...

Posted by monique06 on May 22, 2013 at 5:53 PM via web. 1 educator answer.

Math

Why is a rational exponent an exponent in the form of a fraction?

Posted by monique06 on May 22, 2013 at 4:58 PM via web. 2 educator answers.

Math

What does it mean when one says that a rational exponent represents both an integer exponent and the root? What...

Posted by monique06 on May 22, 2013 at 4:53 PM via web. 1 educator answer.