Three vectors are given by a= 6i+2j-4k, b=-2i-j+k, c=3i+2j+2k Find

a) a. (bxc)

b) a. (b+c)

c) ax (b+c)

Which type of energy would have nothing to do with ironing clothes? a. heat b. chemical c. electrical d. mechanical

Determine the net charge of the predominant form of arg at (a) ph 1.0, (b) ph 5.0, (c) ph 10.5, and (d) ph 13.5

Afisherman notices that his boat is moving up and down periodically, owing to waves on the surface of the water. it takes a time of 2.70 s for the boat to travel from its highest point to its lowest, a total distance of 0.700 m. the fisherman sees that the wave crests are spaced a horizontal distance of 6.50 m apart. a. how fast are the waves traveling? b. what is the amplitude a of each wave?