3. `(1-1/2)times(1-1/3)times(1-1/4)times..........(1-1/n)=?`

Evaluate: a. (-1) times (-1) times (-1) times (-1) times (-1) times (-1) times (-1) times (-1) (-1) times (-1) times (-1) times (-1) times (-1) times (-1) times (-1) times (-1)times (-1) times (-1) times (-1)

Evaluate: (1) times (1) times (1) times (1) times (-1) times (-1) times (-1) times (-1) times (-1) times (-1) times (-1)

Evaluate: (-2) times (-3) times (-1) times (-4) times (-7)

Show ((-8)/(7))times[(1)/(2)times((-4)/(3))]=[((-8)/(7))times(1)/(2)]times((-4)/(3))

(-2)xx(-3)xx(-1)xx(-1)

(-1)xx(-2)xx(-3)xx(-4)

(-1)xx(-2)xx(-3)xx(-4)

(-1)xx(-2)xx(-3)xx(-4)

Evaluate each of the following products: (-1)xx(-1)xx(-1)xx 50\ t i m e s (-1)xx(-1)xx(-1)xx 151\ t i m e s

Prove that: 3^(1/2)xx3^(1/4)xx3^(1/8)xx...=3