Nellie
Most popular questions and responses by Nellie
physics
The bunny is initially hopping east at 7 m/s when it first sees the fox. Over the next half second the bunny changes its velocity to west at 12 m/s and escapes. What was the bunny's average acceleration (magnitude and direction) during this halfsecond
asked on October 11, 2012 
Can some guide me
An artifact was found and tested for its carbon14 content. If 71% of the original carbon14 was still present, what is its probable age (to the nearest 100 years)? (Carbon14 has a halflife of 5,730 years.)
asked on May 13, 2014 
intermediate algebra
A model rocket Is launched from a height of 50ft. The formula h=16t^2+70t +50 describes the rocket's height,h,in feet seconds after it was launched. How long will it take the rocket to reach to reachthe ground?
asked on November 16, 2014 
Physics
Angel Falls in southeastern Venezuela is the highest uninterrupted waterfall in the world, dropping 979 m (3212 ft). Assume that it takes 14 s for the water to fall from the lip of the falls to the river below. If the water lands 60 m from the base of the
asked on October 11, 2012 
physics
a) How much work must be done on a particle with a mass of m to accelerate it from rest to a speed of 8.4×10−2 c ? (Express the answer in terms of mc^2.) b)How much work must be done on a particle with a mass of m to accelerate it from a speed of 0.900c
asked on October 26, 2015 
math
Express the fractoin 17/20 as a decimal and as a percent
asked on September 1, 2013 
Calculus AB
Consider the region trapped between the graphs of y=9x^2 and y=113x. a) find the area of this region b) set up an integral which computes the volume of the solid of rotation obtained by rotating this region about the xaxis c) set up an integral which
asked on March 9, 2011 
math
lisa made a longdistance telephone call to her friend Jane. the cost was $.42 for the fist minute and $.19 for each additional minute. what was the total length of the call if it cost $2.89
asked on February 24, 2012 
Calculus AB
Consider the region bounded by the graphs of the equations x=y^2 and y=3x. Set up 2 integrals, one with respect to x and the other with respect to y, both of which compute the volume of the solid obtained by rotating this region about the xaxis and
asked on March 8, 2011 
Calculus AB
Consider the region trapped between the graphs of y=9x^2 and y=113x. a) find the area of this region b) set up an integral which computes the volume of the solid of rotation obtained by rotating this region about the xaxis c) set up an integral which
asked on March 8, 2011 
math
simplify expression 6(6)+ 6(4)
asked on October 17, 2012 
DSMA
What does Frank do on Friday? Is does and do used properly?
asked on May 23, 2011 
Spelling
I need help with finding contractions. I need to find 3 will/shall contractions (I need 9 but I already have I'll, She'll, He'll, They'll You'll, We'll). Then I need 6 is/has contactions (I also need 9 and I have She's, He's, It's). Then I need 11 not
asked on January 8, 2009 
Science
If the mass is 5 kg, what is the weight???
asked on October 7, 2007 
Have I done this right
write the equations in logarithmic form 216 = ^63 answer In(e^4.5) 49 = (1/7) ^2 answer 2=log(3x)
asked on May 13, 2014 
math
simplify epression 6(6)+ 6(4)
asked on October 17, 2012 
math
Express the following in simplest form: (complex fraction) Sin(x)  Cos(x) Cos(x) Sin(x) _______________ 1  1 Cos(x) Sin(x)
asked on February 26, 2010

Algebra
Write a numerical expression for the phrase and simplify it.
posted on August 3, 2017 
Algebra!!!
Using the pointslope equation, find the equation containing (2, 5) and slope m = 3
posted on August 4, 2015 
Algebra
176x10 ,2+12
posted on October 15, 2012 
algebra
17 17  6x10 ,2+12
posted on October 15, 2012 
math
176x10 ,2+12
posted on October 15, 2012 
western experience
I'm currently taking AP European History, and 2 is environmentalists, like Ms. Sue said.
posted on April 3, 2012