Question

Each day a plant is growing by upspeed meters. Each night that plant's height decreases by downspeed meters due to the lack of sun heat. Initially, plant is 0 meters tall. We plant the seed at the beginning of a day. We want to know when the height of the plant will reach a certain level.

Answer 1

0.1 x 0.5 x 1.0 meters long equipment for experimental research into the materials of solar ... Extreme differences are experienced between summer and winter, and from day to day. .... One of experimental (31 July 2009) data graph we can see in Fig. .... Traditional methods of energy conversion in power plants have some ...