Question

(1+(1/(x+1)))(1-(1/(x-1)))​

Answer 1

Answer:

Enter a problem...

Algebra Examples

Popular Problems Algebra Simplify 1/(x+1)+1/(x-1)

1

x

+

1

+

1

x

−

1

To write

1

x

+

1

as a fraction with a common denominator, multiply by

x

−

1

x

−

1

.

1

x

+

1

⋅

x

−

1

x

−

1

+

1

x

−

1

To write

1

x

−

1

as a fraction with a common denominator, multiply by

x

+

1

x

+

1

.

1

x

+

1

⋅

x

−

1

x

−

1

+

1

x

−

1

⋅

x

+

1

x

+

1

Write each expression with a common denominator of

(

x

+

1

)

(

x

−

1

)

, by multiplying each by an appropriate factor of

1

.

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x

−

1

(

x

+

1

)

(

x

−

1

)

+

x

+

1

(

x

+

1

)

(

x

−

1

)

Combine the numerators over the common denominator.

x

−

1

+

x

+

1

(

x

+

1

)

(

x

−

1

)

Simplify the numerator.

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2

x

(

x

+

1

)

(

x

−

1

)