Wednesday
June 19, 2013

# Posts by christina

Total # Posts: 794

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...

Math
An employee has two hourly wage options for positions in a large corporation. One position pays \$11.00 plus additional unit rate of \$0.50 unit produced. The other pays \$7.25 plus a unit rate of \$1.25. W(x)=11+0.5x M(x)=7.25+1.25x I need to find the solution for the systems by ...

math
my equation is m 2=c. I want to use my equation to find the cost of a 60-mile trip.

history 101
why did the development of civilization in the americas and sub saharan africa differ so dramatically from development in Eurasia? why did certain Eurasia civilizations thrive while others collapsed during the first millenium B.C.E.

Algebra
Would this be B? 3(-1) - 2(-2) = 1 (-3) - (-4) =1 1 = 1

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