Friday
May 24, 2013

# Posts by raven

Total # Posts: 102

geometric series
what is the nth term equation for a geometric sequence with a1 = 36 and r = 1/3

Physics
(a) CO2 emissions C from a nation’s energy system can be expressed as: C = Population x Energy consumption per person x CO2 emissions per unit of energy consumption. Initially, total emissions are 600 million tonnes of CO2 per year. If, over a 50-year period, population d...

Physics
A cup of mass m, placed on the edge of a table of height h, has potential energy mgh, where g is the acceleration due to gravity. Someone slams a door, causing the cup to fall to the floor. If h = 100 cm, what is the approximate speed of the cup when it hits the floor? (Note: ...

Math157
Find the range of the data set. {14, 28, 63, 41, 50, 70} A)56 B)84 C)41 D)42

Math157
So will it be none

Math157
Find the mode for the given data. { 1, 3, 4, 10, 14} A)4 B)6.4 C)3 D)none

Math157
6.5 ... thanks :)

Math157
Find the mean of the data. { 4, 5, 7, 10} Round to the nearest tenth A)6.5 B)6 C)5.3 D)6

Vector
The two lines with the equation r=(1,2,-44)+ t(k+1, 3k+1,k-3) and x=2-3s, y=1-10s, z=3-5s, are given. a) determine the vaulue for K when the lines are paralel b) determine the value of K when the lines are perpendictular

Vector
Determine the perimeter and area of the tirangle whose vertices are the origin and the x and y intercepts of the line (x-6)/3 = (y+8)/-2

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