A rocket of mass 5.0kg is travelling horizontally with a speed of 200ms^-1 when it explodes into two parts.
One part of mass 3.0kg continuos tin the original direction with a speed of 100ms^-1 and the
other part continues in the same direction.

Calculate tho unknown seed of the other part

Determine the maximum r-value of the polar equation r =3+3 cos 0

Contains chemical energy. a. heat b. light c. natural gas

An electric power distributor charges residential customers $0.10 per kilowatt-hour (kwh). the company advertises that "green power" is available in 150 kwh blocks for an additional $4 per month. (green power is generated from solar, wind power, and methane sources.) if a certain customer uses an average of 391 kwh per month and commits to one monthly 150 kwh block of green power, what is her annual power bill