Suppose `A` is a complex number and `n in N ,` such that `A^n=(A+1)^n=1,` then the least value of `n` is `3` b. `6` c. `9` d. `12`

If m and n are whole numbers such that m^(n)=121, then the value of (m-1)^(n+1) is a 1 b.10 c.1000 d.121

If z is a complex number satisfying z+z^(-1)=1 then z^(n)+z^(-n),n in N, has the value

If omega (ne 1) is a complex cube root of unity and (1 + omega^(4))^(n)=(1+omega^(8))^(n) , then the least positive integral value of n is

If sqrt(3^(n))=729, then the value of n is (a)6(b)8(c)10(d)12

If n is a whole number such that n+n=n ,\ t h e n\ n=? (a) 1 (b) 2 (c) 3 (d) none of these

If n is a negative number then which of the following is the least? 0 (b) n(c)2n (d) n^(2)