Thursday
September 29, 2016

Posts by lizzy

Total # Posts: 213

need an answer checked - algebra
Given a quadratic equation y = ax^2 + bx + c, (i) What is the effect of changing the value of the number c on the parabola? In other word, if two parabolas have the same coefficients a, and b, but different values for c, how will their graphs differ? My answer: If you have ...
October 6, 2007

algebra function
Area of a window. A window is in the shape of a square of side s, with a semicircle of diameter s above it. Write a function that expresses the total area of the window as a function of s.
October 6, 2007

Algebra answer for checking
relation or function? x^2 = 1 + y^2 This is a function because relations cannot be an equation right?
October 5, 2007

Algebra
Find two positive real numbers that differ by 1 and have a product of 1.
October 1, 2007

math
I'd
September 26, 2007

SCIENCE
WHY IS THE SKY BLACK AT NIGHT?
September 6, 2007

Math
X = 200
September 6, 2007

math
1. COMBINE THE FRACTIONS ON TOP 2. COMBINE THE FRACTIONS ON BOTTOM BY COMBINE I MEAN ADD THEM TOGETHER THEN YOU WILL HAVE A FRACTION OVER A FRACTION TAKE THE BOTTOM FRACTION TURN IT UPSIDE DOWN AND MULTIPLY THE TOP FRACTION BY THE UPSIDE VERSION OF THE BOTTOM
September 6, 2007

Algebra
1. SUBTRACT 6x FROM BOTH SIDES X^2 - 6x = 0 2. NOW FACTOR OUT AN 'X' X(X - 6) = 0 3. SO X = 0 OR 6
September 6, 2007

u.s. history
what were the similarities and differences of the reform movements of the early 1800??? This site may help you find the similarities and differences. http://home.earthlink.net/~gfeldmeth/lec.reform.html This is a general overview of reform. http://www.sparknotes.com/testprep/...
May 16, 2007

Biology
What are code pieces of nucleic acids? (this is for a crossword puzzle and strangely polypeptides does not fit!) the spaces are: _ _ _ _ e _ _ _ _ _ _ What are the varients of a gene? (it's not diversity like I thought it should be) the spaces are _ i _ _ _ _ _ What are ...
March 23, 2007

math
what is an inequality? http://en.wikipedia.org/wiki/Inequality
March 19, 2007

spelling
hkk
September 12, 2006

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