explain the velocity of seven cars which are travelling at same speed of 25m/s, but they are all moving in different directions

you would expect a sound wave to speed up. - b)

i think it because equal matrices have equal dimensions, only square matrices can be symmetric. for all indices and . every square diagonal matrix is symmetric, since all off-diagonal elements are zero. in linear algebra, a real symmetric matrix represents a self-adjoint operator over a real inner product space.

answer: he got 23

explanation:

i will answer your question if you answer mine