# Posts by daria

Total # Posts: 11

**MATH**

Perform the operation for each equation, if there is a solution (Matrices) [4k -8y ] [5k+6y 2k+1] [6z - 3x] - [2z+5x z+4] [2k + 5a] [4k+6a 3a+2]

*December 1, 2010*

**Math**

Find the matrix product, if possible: [6 0 -4 ] ]1] [1 2 5 ] [2] [10 -1 3 ] [0]

*November 26, 2010*

**disease**

Both are derived from an inadequate functioning of the parathyroid gland. Tetany is usually due to 'hypocalcemic' issues related to the parathyroid's inability to regulate calcium in the vascular system.

*July 2, 2010*

**Chemistry**

An antacid tablet weighing 1.462 grams was dissolbed in 25mL of 0.8M HCl and diluted with water. The excess HCl was titrated with 3.5 mL of 1.019M NaOH solution. 1. Calculate the number of millimoles added to the tablet 2. Calculate the number of millimoles of NaOH required to...

*July 1, 2010*

**accounting**

Why didn’t more whistleblowers come forward, and why didn’t some make significant difference? How would whistleblowers have been encouraged?in enron case.

*September 20, 2009*

**accounting**

Did Enron’s directors understand how profits were being made in this segment? Why and why not?

*September 20, 2009*

**AE**

Hello! I am a student from Romania and I am writting a paper on School Social Work. The information about the low SES is extremely useful to me. Can somebody please give me the title of the book where I can find it? This is very much appreciated, for the progress of Science in...

*May 31, 2009*

**plants**

what is the main purpose of fruit pruduction by a plant

*January 4, 2009*

**calculus**

Differentiate e^(2x^3+x) X tan(x^2) tan e^x / ln(x^6/2-3x+3e) cos(tan(e^4x^2))

*March 30, 2008*

**calculus**

Find the second derivative of y=loge(logex) Show that y=loge(logex) is a solution of the equation xd^2y/dx^2 + x(dy/dx)^2 + dy/dx=o

*March 30, 2008*

**calculus**

find the derivative of the function y=x^x Hence fin the coordinates of the turning point of the funcion y-x^x. Give the values correct to two decimal places

*March 30, 2008*

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