A pair of point charges, which have charges of –3µ C and –4µ C are separated by 2 cm. What is the value of the force between them

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.

uranium fissions/breaks up giving out energy and neutrons