Find the value of x :

`x - 1/2 = -1`

Find the value of x : -1/5 = 2/x

(a) Find the value of 'x if x + 1, 2x + 1 and x + 1 are in A.P. Also find the 4th term of this progression. (b) If k + 3, 2k + 1, k + 7 are in A.P., then find this progression upto 5 terms.

Find the value of x if: 2^(x-3)=1

Find the value of : ( x^(1/2 ) + x^(-1/2 ) ) times ( x^(1/4 ) + x^(-1/4 ) ) times ( x^(1/8 ) + x^(-1/8 ) ) times ( x^(1/8 ) - x^(-1/8 ) ) ( a ) x + 1/x ( b ) ( x^2 -1 )/x

Find the value of ( x - 1/x )( x + 1/x ) ( x^2 + 1/x^2 ) =

If x -1/x = 5 , then find the value of ( x^2 + 1/x^2 )^( 1/3 )

Find the value of   ( x + 1/x )^2 - ( x - 1/x )^2

Find the value of ( 1/x + 1/y ) ( 1/x - 1/y ) ( 1/x^2 + 1/y^2 )

If x + 1/x = 8 and x - 1/x = -8 , then find the value of x^2 - 1/(x^2)