Monday
May 20, 2013

# Posts by Cathy

Total # Posts: 286

math
0.79 for one pen

english
direct or indirect characterization? I lay screaming on the floor, "My foot! My foot! I think it's broken!" But my sister just reeled back and kicked me, "Get up or you'll wake up Dad!"

math
find x when... 0= (x^4) + 2x^3 -1

computers
IF POSSIBLE CAN U GRAPH OR RATHER CALCULATE THE COMMISSION ON SALE . THE COMMISSION IS 6% ON ALL SALES THAT ARE LEAST 20% ABOVE COST

Algebra II
I am stuck on a rational division problem: x is squared minus 1 0ver 1 divided by x-1 over x + 5 = I hope you can help, Cathy It has been five, stupied, hours now!

chemistry
What is H+(aq) + –OH(aq) H2O(l)

Chemistry
For the reaction ,2 O3 —> 3 O2,the reaction rate , delta[O2]/delta t , = 3.0M/min. What is the reaction rate, delta[O3]/delta t, for the same time period? A) 3.0 M/min B) –3.0M/min C) 2.0 M/min D) –2.0M/min E) .67M/min

Chemistry
For the reaction ,2 O3 —> 3 O2,the reaction rate , delta[O2]/delta t , = 3.0M/min. What is the reaction rate, delta[O3]/delta t, for the same time period? A) 3.0 M/min B) –3.0M/min C) 2.0 M/min D) –2.0M/min E) .67M/min

Algebra
The representative tells you that floor plan #1 sells for \$175,000 and floor plan #2 sells for \$200,000. She also mentions that all the available houses combined are worth \$7,200,000. Write an equation that illustrates this situation. Use the same variables you used in part a.

Algebra
How can you determine if two lines are perpendicular?

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