speed and quickness <jesus is coming back are u ready>
How can you use 2x10 to find 4x10
4000000
400
4x10^-1
8x10
0.004
4x10^21
4x105 is 400000
wavelength=velocity/frequency (v/f). wavelength=(3x10/4x10)=30/40=.75 meters
it is 4x10 cm
1x40 2x20 4x10 5x8
1x40 2x20 4x10 5x8