23457-:1

If 23457 a68 divisible by 9, then the lest value of a is _____

After how many places of decimals will the decimal expansion of (23457)/(2^(3) xx 5^(4)) terminate?

The number of different four - digit numbers that can be formed with the digits 2,3,4,5,7 , using each digit only once, is :

The mean of the following distribution is 4. Find the value of q. {(x,2,3,4,5,7),(f,4,4,2,3,q):}

If A=[[1,1,1],[1,2,1],[1,1,2]] ,then prove that A^(-1)=[[3,-1,-1],[-1,1,0],[-1,0,1]]

If A^(-1)=([2,1],[1,1]) ,then A is equal to: (A) ([2,-1],[-1,1]) (B) ([-2,1],[-1,-1]) (C) ([1,-1],[-1,2]) (D) ([-2,1],[1,1])

If (1+1/2)(1+1/4)(1+1/6)(1+1/8)(1-1/3)(1-1/5)(1-1/7)=1+1/x ,then what is the value, of x? यदि (1+1/2)(1+1/4)(1+1/6)(1+1/8)(1-1/3)(1-1/5)(1-1/7)-1+1/x हो, तो x का मान क्या है?

(1-(1)/(3))(1-(1)/(4))(1-(1)/(5))(1-(1)/(6))dots(1-(1)/(n))

The value of (1-1/2)(1-1/3)(1-1/4)(1-1/5)…(1-1/n) is :