Evaluate :
`1 + 1/( 1 + 1/2 ) `is equal to

Evaluate : 1 + 1/ ( 1 + 1/ ( 1 + 1/3 ) is equal to :

Evaluate : int_1^(e ) ( 1/x ) dx is equal to

Evaluate : int_1^(e ) ( 1/x ) dx is equal to

Sin^(–1)(1/2) is equal to

Evaluate : x^2 - ( 1 - x )^2 is equal to:

Evaluate : ( 1/2 - 1/3 ) + ( 1/3 - 1/4 ) + ( 1/4 + 1/2 ) is equal to ( a ) 0 ( b ) 1/4 ( c ) 1/2   ( d ) 1

Evaluate : lim_( n -> ∞ )( 1 + 1/n )^n is equal to

Evaluate : ( 1 + 1/2 ) times ( 1 + 1/3 ) times ( 1 + 1/4 ) times ( 1 + 1/5 ) times ( 1 + 1/6 ) times ( 1 + 1/7) times ( 1 + 1/8 ) is equal to

Find 1.8×8 is equal to

Evaluate : ( -1/2 )^(-1 ) is equal to