Home
Class 11
MATHS
If (log)(10)5=aa n d(log)(10)3=b ,t h e ...

If `(log)_(10)5=aa n d(log)_(10)3=b ,t h e n` `(A) (log)_(30)8=(3(1-a))/(b+1)` `(B) (log)_(40)15=(a+b)/(3-2a)` `(C) (log)_(243)32=(1-a)/b` (d) none of these

Promotional Banner

Similar Questions

Explore conceptually related problems

If (log)_(10)5=aand(log)_(10)3=b, then (A)(log)_(30)8=(3(1-a))/(b+1)(B)(log)_(40)15=(a+b)/(3-2a)(C)(log)_(243)32=(1-a)/(b) (d) none of these

If log15=aa n dlog75=b ,t h e n(log)_(75)45 is: (3b-a)/a b. (b-3a)/a c. (3a-b)/b d. (a-3b)/b

If (log)_4 5=aa n d(log)_5 6=b , then (log)_3 2 is equal to 1/(2a+1) (b) 1/(2b+1) (c) 2a b+1 (d) 1/(2a b-1)

If (log)_4 5=aa n d(log)_5 6=b , then (log)_3 2 is equal to 1/(2a+1) (b) 1/(2b+1) (c) 2a b+1 (d) 1/(2a b-1)

If (log)_4 5=aa n d(log)_5 6=b , then (log)_3 2 is equal to 1/(2a+1) (b) 1/(2b+1) (c) 2a b+1 (d) 1/(2a b-1)

If (log)_4 5=aa n d(log)_5 6=b , then (log)_3 2 is equal to 1/(2a+1) (b) 1/(2b+1) (c) 2a b+1 (d) 1/(2a b-1)

If log_(10)2=a backslash and log_(10)3=b, then log_(5)12 equals a.(a+b)/(1+a) b.(2a+b)/(1+a) c.(a+2b)/(1+a)d(2a+b)/(1-a)

If (log)_(10)[1/(2^x+x-1)]=x[(log)_(10)5-1] , then x= 4 (b) 3 (c) 2 (d) 1

If (log)_(10)[1/(2^x+x-1)]=x[(log)_(10)5-1] , then x= 4 (b) 3 (c) 2 (d) 1

If (log)_(10)[1/(2^x+x-1)]=x[(log)_(10)5-1] , then x= 4 (b) 3 (c) 2 (d) 1