Wednesday
December 11, 2013

# Posts by Christina

Total # Posts: 806

english
what is the correct way to write, (A characteristic I dislike is someone who is weak).

physics
A 2 kg ball is dropped from a height of 433 mm. Calculate the height (above the ground) at which KE is one third of PE.

Biology
In order to predict the percentage of males and females three assumptions must be considered: 1. The X carrying sperm and Y carrying sperm have an equal chance of fetilization: 2. The egg and sperm combine at random: 3. the XX and XY zygotes have equal chance of development at...

chemistry
Reaction with the presence of sunlight would be: CH4 + Br2 --> CH3Br + HBr

Math
Sam drives his car 23,040 miles per year. Find this rate in the number of miles driven per month, to the nearest mile

Calculus
Suppose f(pi/3) = 3 and f '(pi/3) = −7, and let g(x) = f(x) sin x and h(x) = (cos x)/f(x). Find the following. a. g'(pi/3) b. h'(pi/3)

calculus
How do I rond three decimal places?

Algebra
Use slopes and intercepts to determine if the following system is consistent, inconsistent, or dependent. -4x - 5y = 20 -12x - 30y = 60

Algebra
x/4 - y/2 = -11/4 x/4 + y/2 = 1/4 solve the system

Calculus
The number N of US cellular phone subscribers (in millions) is shown in the table. (Midyear estimates are given.) t 1996 1998 2000 2002 2004 2006 N 44 69 109 141 182 233 (a) Find the average rate of cell phone growth between the following years. In each case, include the units...

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