Mathematics questions
18011 published questions with worked solutions.
- If _2 [ _3 _4 ( _5x ) ]=0, then the value of x is
- The value of _35 _ 25 27 _ 49 7 _ 81 3 is
- The value of _220 _280- _25 _2320 is equal to
- The approximate value of [3] 28 is
- The solution set of the equation [4 (1- 13+ 19- 1 27 + ) ]^ _2x = [54 (1+ 13+ 19+ 1 27 + ) ]^ _x2 is
- If x= _abc, y= _bca, z= _cab, then the value of 1 1+x + 1 1+y + 1 1+z will be
- The value of _2 _2 _4256+2 _ 2 2 is
- If a,b,c 0 and belongs to the set 0,1,2,3, ,9 , then _ 10 ( a+10b+10^2c 10^ -4 a+10^ -3 b+10^ -2 c ) is equal to
- 7^ 2 _75 is equal to
- If _5 _5 _2x=0, then the value of x is
- If 2^x 3^ x+4 =7^x, then x is equal to
- The solution of _ 99 _2( _3x) =0 is
- The value of 7 _2 16 15 +5 _2 25 24 +3 _2 81 80 is
- If x= _ba, y= _cb, z= _ac, then xyz is
- If x a-b = y b-c = z c-a then xyz is equal to
- If n=2002, evaluate 1 _2n! + 1 _3n! + 1 _4n! + + 1 _ 2002 n!
- If _ 0.3 (x-1)< _ 0.09 (x-1), then x lies in the interval
- If a,b,c are distinct positive numbers each being different from 1 such that ( _ba _ca- _aa )+ ( _ab _cb- _bb )+ ( _ac _bc- _cc...
- The solution set of the equation x^ _x(1-x)^2 =9 is
- If _ 27 ( _3x )= 13, then the value of x is