Saturday
December 20, 2014

Posts by katherine


Total # Posts: 526

algebra
How do you chance an equation from standard form to slope-intercept form?
December 10, 2008

Math
find the values of a and b given that matrix A= [a -4 -6] [-8 5 7] [-5 3 4] is the inverse of matrix B = [1 2 -2] [3 b 1] [-1 1 -3] It would really help if you showed how you did it. Thanks a lot!
November 18, 2008

social studies
How do each of the eight strands of social studies tie into the times and life of Christopher Columbus?
October 27, 2008

algebra
an orange has 20 fewer calories than a banana. If 7 bananas have the same number of calories as 9 oranges, how many calories are in a banana?
September 29, 2008

algebra
The sum of two numbers is 24. Seven times the smaller number is the same as 5 times the larger number. Find the smaller number
September 29, 2008

science
well i was thinking that if the ecotone were to be polluted it would be able to sustain this pollution for a period of time due to the biodiversity. But, i was thiniking that eventually this pollution would spread to the surrounding ecozones and would affect them greatly due ...
September 23, 2008

science
speculate about how pollution of the ecotone might affect the surrounding ecozones.
September 23, 2008

science
What is the human niche?
September 18, 2008

Gender Inequalities
Are there any inequalities between men and women in the armed forces?
May 27, 2008

education inequalities
What are some inequalities in education between men and women?
May 23, 2008

Women's Issues
I am writing a report for my current events class about women's issues. I am not allowed to use Wikipedia for my resources. Can someone direct me to some helpful websites or give some examples of women's issues besides inequality in the workforce between men and women?
May 19, 2008

chemistry
IRVINE 2012!!!
April 7, 2008

algebra
Damon, the problem in the book is 5/8*t + 2/15*t = 17/20
February 21, 2008

algebra
the problem in the book is 5/8*t + 2/15*t = 17/20
February 21, 2008

algebra
can someone help me with the steps to problem below, the fractions are throwing me off 5/8t+2/15t=17/20
February 21, 2008

Math (Grade 12 Data Management)
What is the difference between a histogram and bar graph
November 28, 2007

Geometry Proofs HELP!!
how do i do this? given: m//n g//h Prove: angle 4 congruent to angle 16
November 21, 2007

Grammar
twenty-five
November 21, 2007

geometry
you have to start by writing the given
November 21, 2007

english
why you dont you read it?
November 21, 2007

algebra
you make it a equation with (f)x its really not hard
November 21, 2007

Social Studies
Who were the mummy-shaped figures that worked in the after life's fields for a mummy?
October 22, 2007

algebra
-1(m-4)2m=8
October 7, 2007

math
i am having trouble on solving fractional equations such as: 2 3 7 ______ + _____ = ______________ x+3 x+4 x^2 +7x+12 factor the right side denominator, then look for what factors make up a common denominator. For each fraction, multiply the numerator and denominator with the ...
March 17, 2007

Modern World History
hi
October 28, 2006

Science
Why is it important to examine the unnumbered marks on a graduated cylinder before making a reading between the unnumbered lines? I'm not sure of the question but I'll take a stab at it. It must be to avoid parallax; i.e, you want the eye level with the meniscus. I ...
September 15, 2006

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