Amaterial used for electrical wiring must have ?
a. low malleability
b. high viscosity
c. high conductivity

C (High Conductivity)

Explanation:

Answer C

B is wrong just took test.

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.

pretty sure it's false