Question

Please help, walk me through this?
In the expression ( b^m)^n=1, which of the
following must be FALSE for b cannot equal 1 :
a. mn=1
b. m=n
c. m+n=0
d. m^n=1
e. b^(m-n)=1

Answer 1

b^0 = 1 for all b other than 0

Answer 2

mn = 0 when m=0 or z=0 or both = 0

Answer 3

a?

Answer 4

i think a is the safest bet yes

Answer 5

b to e are plausible given the right conditions; but mn = 0 can never be mn=1

Answer 6

thanks :)

Answer 7

youre welcome

Answer 8

i agrew with that statement "b to e are plausible given the right conditions; but mn = 0 can never be mn=1"

Answer 9

*agree