Find the modulus of - 2 - 6i.

40

-40

6.3

-6.3

The modulus of complex number can be computed with this equation:

|z|=sqrt (Re (z) ^2+Im (z) ^2)

z = - 2-6i

Re (z) = - 2, so Re (z) ^2=4

Im (z) = - 6, so Im (z) ^2=36

|z|=sqrt (36+4) = sqrt (40) = 6.3