1.Use the information below to complete the problem:

p(x)=1x+1 and q(x)=1x-1

Perform the operation and show that it results in another rational expression.

p(x) + q(x)

2.Use the information below to complete the problem:

p(x)=1x+1and q(x)=1x-1

Perform the operation and show that it results in another rational expression.

p(x) - q(x)

3.Use the information below to complete the problem:

p(x)=1x+1 and q(x)=1x-1

Perform the operation and show that it results in another rational expression.

p(x) / q(x)

4. Use the information below to complete the problem:

p(x)=1x+1and q(x)=1x-1

Perform the operation and show that it results in another rational expression.

p(x) * q(x)