If `log_(a)x = m and log_(b)x =n` then `log_(a/b)`x= ______

If log_(a)x=p&log_(b)(x^(2))=q then log_(x)sqrt(ab) is

If log_(a)(x)=p&log_(b)(x^(2))=q then log_(x)(sqrt(ab))

If log _(a)ab=x, then log_(b)ab is equal to

7 lf If log (x y m 2n and log (x4 y n 2m, then log X is equal to (A) (B) m-n (c) men (D) m n

If log_(a)x,log_(b)x,log_(c)x are in A.P then c^(2)=

Q.If log_(x)a,a^((x)/(2)) and log_(b)x are in G.P.then x is equal to (1)log_(a)(log_(b)a)(2)log_(a)(log_(e)a)+log_(a)log_(b)b(3)-log_(a)(log_(a)b)(4) none of these

If (log_(a)x)/(log_(ab)x)=4+k+log_(a)b then k=

If log_(a)(ab)=x then log_(b)(ab) is equals to

If log_(3)x=a and log_(7)x=b, then which of the following is equal to log_(21)x?ab(b)(ab)/(a^(-1)+b^(-1))(1)/(a+b)(d)(1)/(a^(-1)+b^(-1))