Multiply. `x/7*21/(x+2)`, `x!=-2`

State the product in simplest form.

`x/7*21/(x+2)=`

Enter the numerator and denominator separately in the boxes above. If the denominator is 1, enter the number 1. Do not leave either box blank.

Multiply. `( x^2-4 x-5)/( x^2-3 x-10) * ( x^2-2 x-8)/( x^2+6 x+5)`, `x!=-1,5,-5`

State the product in simplest form.

`( x^2-4 x-5)/( x^2-3 x-10) * ( x^2-2 x-8)/( x^2+6 x+5)=`

Enter the numerator and denominator separately in the boxes above. If the denominator is 1, enter the number 1. Do not leave either box blank.